id stringlengths 9 16 | title stringlengths 4 278 | categories listlengths 1 13 | abstract stringlengths 3 4.08k | filtered_category_membership dict |
|---|---|---|---|---|
1105.0208 | Algorithmic entropy, thermodynamics, and game interpretation | [
"cs.IT",
"math-ph",
"math.IT",
"math.LO",
"math.MP",
"math.PR"
] | Basic relations for the mean length and algorithmic entropy are obtained by solving a new extremal problem. Using this extremal problem, they are obtained in a most simple and general way. The length and entropy are considered as two players of a new type of a game, in which we follow the scheme of our previous work on... | {
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1105.0214 | Comparing the Topological and Electrical Structure of the North American
Electric Power Infrastructure | [
"physics.soc-ph",
"cs.SI"
] | The topological (graph) structure of complex networks often provides valuable information about the performance and vulnerability of the network. However, there are multiple ways to represent a given network as a graph. Electric power transmission and distribution networks have a topological structure that is straightf... | {
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1105.0240 | Optimal Function Computation in Directed and Undirected Graphs | [
"cs.IT",
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"math.IT"
] | We consider the problem of information aggregation in sensor networks, where one is interested in computing a function of the sensor measurements. We allow for block processing and study in-network function computation in directed graphs and undirected graphs. We study how the structure of the function affects the enco... | {
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1105.0247 | Liquidation in Limit Order Books with Controlled Intensity | [
"q-fin.TR",
"cs.SY",
"math.OC"
] | We consider a framework for solving optimal liquidation problems in limit order books. In particular, order arrivals are modeled as a point process whose intensity depends on the liquidation price. We set up a stochastic control problem in which the goal is to maximize the expected revenue from liquidating the entire p... | {
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1105.0256 | Easy-to-compute parameterizations of all wavelet filters: input-output
and state-space | [
"math.CV",
"cs.SY",
"math.OC"
] | We here use notions from the theory linear shift-invariant dynamical systems to provide an easy-to-compute characterization of all rational wavelet filters. For a given N bigger or equql to 2, the number of inputs, the construction is based on a factorization to an elementary wavelet filter along with of m elementary u... | {
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1105.0257 | Map equation for link community | [
"physics.soc-ph",
"cond-mat.stat-mech",
"cs.SI"
] | Community structure exists in many real-world networks and has been reported being related to several functional properties of the networks. The conventional approach was partitioning nodes into communities, while some recent studies start partitioning links instead of nodes to find overlapping communities of nodes eff... | {
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1105.0259 | On the provable security of BEAR and LION schemes | [
"cs.CR",
"cs.IT",
"math.CO",
"math.IT"
] | BEAR, LION and LIONESS are block ciphers presented by Biham and Anderson (1996), inspired by the famous Luby-Rackoff constructions of block ciphers from other cryptographic primitives (1988). The ciphers proposed by Biham and Anderson are based on one stream cipher and one hash function. Good properties of the primitiv... | {
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1105.0275 | Robustness of Complex Networks against Attacks Guided by Damage | [
"physics.soc-ph",
"cs.SI"
] | Extensive researches have been dedicated to investigating the performance of real networks and synthetic networks against random failures or intentional attack guided by degree (degree attack). Degree is one of straightforward measures to characterize the vitality of a vertex in maintaining the integrity of the network... | {
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1105.0285 | WSR Maximized Resource Allocation in Multiple DF Relays Aided OFDMA
Downlink Transmission | [
"cs.IT",
"cs.SY",
"math.IT",
"math.OC"
] | This paper considers the weighted sum rate (WSR) maximized resource allocation (RA) constrained by a system sum power in an orthogonal frequency division multiple access (OFDMA) downlink transmission system assisted by multiple decode-and-forward (DF) relays. In particular, multiple relays may cooperate with the source... | {
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1105.0286 | Dynamic Interference Mitigation for Generalized Partially Connected
Quasi-static MIMO Interference Channel | [
"cs.IT",
"math.IT"
] | Recent works on MIMO interference channels have shown that interference alignment can significantly increase the achievable degrees of freedom (DoF) of the network. However, most of these works have assumed a fully connected interference graph. In this paper, we investigate how the partial connectivity can be exploited... | {
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1105.0288 | Splitting and Updating Hybrid Knowledge Bases (Extended Version) | [
"cs.AI"
] | Over the years, nonmonotonic rules have proven to be a very expressive and useful knowledge representation paradigm. They have recently been used to complement the expressive power of Description Logics (DLs), leading to the study of integrative formal frameworks, generally referred to as hybrid knowledge bases, where ... | {
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1105.0319 | The Arbitrarily Varying Multiple-Access Channel with Conferencing
Encoders | [
"cs.IT",
"math.IT"
] | We derive the capacity region of arbitrarily varying multiple-access channels with conferencing encoders for both deterministic and random coding. For a complete description it is sufficient that one conferencing capacity is positive. We obtain a dichotomy: either the channel's deterministic capacity region is zero or ... | {
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1105.0324 | Community detection based on "clumpiness" matrix in complex networks | [
"physics.soc-ph",
"cs.SI"
] | The "clumpiness" matrix of a network is used to develop a method to identify its community structure. A "projection space" is constructed from the eigenvectors of the clumpiness matrix and a border line is defined using some kind of angular distance in this space. The community structure of the network is identified us... | {
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1105.0332 | Recalling of Images using Hopfield Neural Network Model | [
"cs.NE"
] | In the present paper, an effort has been made for storing and recalling images with Hopfield Neural Network Model of auto-associative memory. Images are stored by calculating a corresponding weight matrix. Thereafter, starting from an arbitrary configuration, the memory will settle on exactly that stored image, which i... | {
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1105.0350 | Preprocessing: A Prerequisite for Discovering Patterns in Web Usage
Mining Process | [
"cs.DB"
] | Web log data is usually diverse and voluminous. This data must be assembled into a consistent, integrated and comprehensive view, in order to be used for pattern discovery. Without properly cleaning, transforming and structuring the data prior to the analysis, one cannot expect to find meaningful patterns. As in most d... | {
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1105.0355 | A Novel Crossover Operator for Genetic Algorithms: Ring Crossover | [
"cs.NE"
] | The genetic algorithm (GA) is an optimization and search technique based on the principles of genetics and natural selection. A GA allows a population composed of many individuals to evolve under specified selection rules to a state that maximizes the "fitness" function. In that process, crossover operator plays an imp... | {
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1105.0377 | WiMAX Based 60 GHz Millimeter-Wave Communication for Intelligent
Transport System Applications | [
"cs.IT",
"math.IT"
] | With the successful worldwide deployment of 3rd generation mobile communication, security aspects are ensured partly. Researchers are now looking for 4G mobile for its deployment with high data rate, enhanced security and reliability so that world should look for CALM, Continuous Air interface for Long and Medium range... | {
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1105.0379 | Self-Repairing Codes for Distributed Storage - A Projective Geometric
Construction | [
"cs.DC",
"cs.IT",
"math.IT"
] | Self-Repairing Codes (SRC) are codes designed to suit the need of coding for distributed networked storage: they not only allow stored data to be recovered even in the presence of node failures, they also provide a repair mechanism where as little as two live nodes can be contacted to regenerate the data of a failed no... | {
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1105.0381 | Parallel and Distributed Simulation: Five W's (and One H) | [
"cs.DC",
"cs.MA"
] | A well known golden rule of journalism (and many other fields too) is that if you want to know the full story about something you have to answer all the five W's (Who, What, When, Where, Why) and the H (How). This extended abstract is about what is missing in parallel and distributed simulation and how this affects its... | {
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1105.0382 | Rapid Learning with Stochastic Focus of Attention | [
"cs.LG",
"stat.ML"
] | We present a method to stop the evaluation of a decision making process when the result of the full evaluation is obvious. This trait is highly desirable for online margin-based machine learning algorithms where a classifier traditionally evaluates all the features for every example. We observe that some examples are e... | {
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1105.0393 | Universally Typical Sets for Ergodic Sources of Multidimensional Data | [
"cs.IT",
"math.IT"
] | We lift important results about universally typical sets, typically sampled sets, and empirical entropy estimation in the theory of samplings of discrete ergodic information sources from the usual one-dimensional discrete-time setting to a multidimensional lattice setting. We use techniques of packings and coverings wi... | {
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1105.0401 | On-Demand Based Wireless Resources Trading for Green Communications | [
"cs.IT",
"math.IT"
] | The purpose of Green Communications is to reduce the energy consumption of the communication system as much as possible without compromising the quality of service (QoS) for users. An effective approach for Green Wireless Communications is On-Demand strategy, which scales power consumption with the volume and location ... | {
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1105.0417 | Cone Schedules for Processing Systems in Fluctuating Environments | [
"cs.NI",
"cs.SY",
"math.OC"
] | We consider a generalized processing system having several queues, where the available service rate combinations are fluctuating over time due to reliability and availability variations. The objective is to allocate the available resources, and corresponding service rates, in response to both workload and service capac... | {
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1105.0442 | On State Estimation with Bad Data Detection | [
"cs.IT",
"math.IT"
] | In this paper, we consider the problem of state estimation through observations possibly corrupted with both bad data and additive observation noises. A mixed $\ell_1$ and $\ell_2$ convex programming is used to separate both sparse bad data and additive noises from the observations. Through using the almost Euclidean p... | {
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1105.0452 | Relay-Assisted Multiple Access with Multi-Packet Reception Capability
and Simultaneous Transmission and Reception | [
"cs.IT",
"math.IT"
] | In this work we examine the operation of a node relaying packets from a number of users to a destination node. We assume multi-packet reception capabilities for the relay and the destination node. The relay node can transmit and receive at the same time, so the problem of self interference arises. The relay does not ha... | {
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1105.0469 | Rationality, irrationality and escalating behavior in lowest unique bid
auctions | [
"physics.soc-ph",
"cs.SI"
] | Information technology has revolutionized the traditional structure of markets. The removal of geographical and time constraints has fostered the growth of online auction markets, which now include millions of economic agents worldwide and annual transaction volumes in the billions of dollars. Here, we analyze bid hist... | {
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1105.0471 | Suboptimal Solution Path Algorithm for Support Vector Machine | [
"cs.LG"
] | We consider a suboptimal solution path algorithm for the Support Vector Machine. The solution path algorithm is an effective tool for solving a sequence of a parametrized optimization problems in machine learning. The path of the solutions provided by this algorithm are very accurate and they satisfy the optimality con... | {
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1105.0473 | A Sensing Error Aware MAC Protocol for Cognitive Radio Networks | [
"cs.IT",
"math.IT"
] | Cognitive radios (CR) are intelligent radio devices that can sense the radio environment and adapt to changes in the radio environment. Spectrum sensing and spectrum access are the two key CR functions. In this paper, we present a spectrum sensing error aware MAC protocol for a CR network collocated with multiple prima... | {
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1105.0476 | Downlink Power Allocation for Stored Variable-Bit-Rate Videos | [
"cs.IT",
"math.IT"
] | In this paper, we study the problem of power allocation for streaming multiple variable-bit-rate (VBR) videos in the downlink of a cellular network. We consider a deterministic model for VBR video traffic and finite playout buffer at the mobile users. The objective is to derive the optimal downlink power allocation for... | {
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1105.0510 | Voting in a Stochastic Environment: The Case of Two Groups | [
"cs.MA",
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"cs.SY",
"math.OC",
"physics.soc-ph"
] | Social dynamics determined by voting in a stochastic environment is analyzed for a society composed of two cohesive groups of similar size. Within the model of random walks determined by voting, explicit formulas are derived for the capital increments of the groups against the parameters of the environment and "claim t... | {
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1105.0515 | Core-Periphery Segregation in Evolving Prisoner's Dilemma Networks | [
"q-bio.PE",
"cs.SI",
"physics.soc-ph"
] | Dense cooperative networks are an essential element of social capital for a prosperous society. These networks enable individuals to overcome collective action dilemmas by enhancing trust. In many biological and social settings, network structures evolve endogenously as agents exit relationships and build new ones. How... | {
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1105.0540 | Pruning nearest neighbor cluster trees | [
"stat.ML",
"cs.LG"
] | Nearest neighbor (k-NN) graphs are widely used in machine learning and data mining applications, and our aim is to better understand what they reveal about the cluster structure of the unknown underlying distribution of points. Moreover, is it possible to identify spurious structures that might arise due to sampling va... | {
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1105.0569 | Random Beamforming over Correlated Fading Channels | [
"cs.IT",
"math.IT"
] | We study a multiple-input multiple-output (MIMO) multiple access channel (MAC) from several multi-antenna transmitters to a multi-antenna receiver. The fading channels between the transmitters and the receiver are modeled by random matrices, composed of independent column vectors with zero mean and different covariance... | {
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1105.0611 | Minimal symmetric Darlington synthesis | [
"math.OC",
"cs.SY"
] | We consider the symmetric Darlington synthesis of a p x p rational symmetric Schur function S with the constraint that the extension is of size 2p x 2p. Under the assumption that S is strictly contractive in at least one point of the imaginary axis, we determine the minimal McMillan degree of the extension. In particul... | {
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1105.0649 | Minimal-memory, non-catastrophic, polynomial-depth quantum convolutional
encoders | [
"quant-ph",
"cs.IT",
"math.IT"
] | Quantum convolutional coding is a technique for encoding a stream of quantum information before transmitting it over a noisy quantum channel. Two important goals in the design of quantum convolutional encoders are to minimize the memory required by them and to avoid the catastrophic propagation of errors. In a previous... | {
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1105.0650 | Transition Systems for Model Generators - A Unifying Approach | [
"cs.AI"
] | A fundamental task for propositional logic is to compute models of propositional formulas. Programs developed for this task are called satisfiability solvers. We show that transition systems introduced by Nieuwenhuis, Oliveras, and Tinelli to model and analyze satisfiability solvers can be adapted for solvers developed... | {
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1105.0673 | Mark My Words! Linguistic Style Accommodation in Social Media | [
"cs.CL",
"cs.SI"
] | The psycholinguistic theory of communication accommodation accounts for the general observation that participants in conversations tend to converge to one another's communicative behavior: they coordinate in a variety of dimensions including choice of words, syntax, utterance length, pitch and gestures. In its almost f... | {
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1105.0697 | Uncovering the Temporal Dynamics of Diffusion Networks | [
"cs.SI",
"cs.DS",
"cs.IR",
"physics.soc-ph"
] | Time plays an essential role in the diffusion of information, influence and disease over networks. In many cases we only observe when a node copies information, makes a decision or becomes infected -- but the connectivity, transmission rates between nodes and transmission sources are unknown. Inferring the underlying d... | {
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1105.0703 | Adaptive Cut Generation Algorithm for Improved Linear Programming
Decoding of Binary Linear Codes | [
"cs.IT",
"math.IT"
] | Linear programming (LP) decoding approximates maximum-likelihood (ML) decoding of a linear block code by relaxing the equivalent ML integer programming (IP) problem into a more easily solved LP problem. The LP problem is defined by a set of box constraints together with a set of linear inequalities called "parity inequ... | {
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1105.0707 | Parameterized Complexity of Problems in Coalitional Resource Games | [
"cs.AI",
"cs.CC",
"cs.GT"
] | Coalition formation is a key topic in multi-agent systems. Coalitions enable agents to achieve goals that they may not have been able to achieve on their own. Previous work has shown problems in coalitional games to be computationally hard. Wooldridge and Dunne (Artificial Intelligence 2006) studied the classical compu... | {
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1105.0725 | Exploiting Correlation in Sparse Signal Recovery Problems: Multiple
Measurement Vectors, Block Sparsity, and Time-Varying Sparsity | [
"stat.CO",
"cs.IT",
"math.IT",
"stat.ML"
] | A trend in compressed sensing (CS) is to exploit structure for improved reconstruction performance. In the basic CS model, exploiting the clustering structure among nonzero elements in the solution vector has drawn much attention, and many algorithms have been proposed. However, few algorithms explicitly consider corre... | {
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1105.0728 | Structured Sparsity via Alternating Direction Methods | [
"math.OC",
"cs.AI",
"stat.ML"
] | We consider a class of sparse learning problems in high dimensional feature space regularized by a structured sparsity-inducing norm which incorporates prior knowledge of the group structure of the features. Such problems often pose a considerable challenge to optimization algorithms due to the non-smoothness and non-s... | {
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1105.0745 | Weak Dynamic Programming for Generalized State Constraints | [
"math.OC",
"cs.SY",
"math.AP",
"math.PR",
"q-fin.RM"
] | We provide a dynamic programming principle for stochastic optimal control problems with expectation constraints. A weak formulation, using test functions and a probabilistic relaxation of the constraint, avoids restrictions related to a measurable selection but still implies the Hamilton-Jacobi-Bellman equation in the ... | {
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1105.0769 | Complex-Valued Random Vectors and Channels: Entropy, Divergence, and
Capacity | [
"cs.IT",
"math.IT"
] | Recent research has demonstrated significant achievable performance gains by exploiting circularity/non-circularity or propeness/improperness of complex-valued signals. In this paper, we investigate the influence of these properties on important information theoretic quantities such as entropy, divergence, and capacity... | {
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1105.0785 | Coupled Graphical Models and Their Thresholds | [
"cs.IT",
"cond-mat.stat-mech",
"cs.DM",
"math.IT"
] | The excellent performance of convolutional low-density parity-check codes is the result of the spatial coupling of individual underlying codes across a window of growing size, but much smaller than the length of the individual codes. Remarkably, the belief-propagation threshold of the coupled ensemble is boosted to the... | {
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1105.0807 | Chains of Mean Field Models | [
"cs.DM",
"cond-mat.stat-mech",
"cs.IT",
"math.IT"
] | We consider a collection of Curie-Weiss (CW) spin systems, possibly with a random field, each of which is placed along the positions of a one-dimensional chain. The CW systems are coupled together by a Kac-type interaction in the longitudinal direction of the chain and by an infinite range interaction in the direction ... | {
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} |
1105.0812 | Compression of Flow Can Reveal Overlapping-Module Organization in
Networks | [
"physics.soc-ph",
"cs.IT",
"cs.SI",
"math.IT"
] | To better understand the overlapping modular organization of large networks with respect to flow, here we introduce the map equation for overlapping modules. In this information-theoretic framework, we use the correspondence between compression and regularity detection. The generalized map equation measures how well we... | {
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1105.0821 | Considerations and Results in Multimedia and DVB Application Development
on Philips Nexperia Platform | [
"cs.CV"
] | This paper presents some experiments regarding applications development on high performance media processors included in Philips Nexperia Family. The PNX1302 dedicated DVB-T kit used has some limitations. Our work has succeeded to overcome these limitations and to make possible a general-purpose use of this kit. For ex... | {
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1105.0826 | Streaming Multimedia Information Using the Features of the DVB-S Card | [
"cs.MM",
"cs.CV"
] | This paper presents a study of audio-video streaming using the additional possibilities of a DVB-S card. The board used for experiments (Technisat SkyStar 2) is one of the most frequently used cards for this purpose. Using the main blocks of the board's software support it is possible the implement a really useful and ... | {
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1105.0830 | Maximum Gain Round Trips with Cost Constraints | [
"cs.SI",
"physics.soc-ph"
] | Searching for optimal ways in a network is an important task in multiple application areas such as social networks, co-citation graphs or road networks. In the majority of applications, each edge in a network is associated with a certain cost and an optimal way minimizes the cost while fulfilling a certain property, e.... | {
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1105.0857 | Domain Adaptation: Overfitting and Small Sample Statistics | [
"cs.LG"
] | We study the prevalent problem when a test distribution differs from the training distribution. We consider a setting where our training set consists of a small number of sample domains, but where we have many samples in each domain. Our goal is to generalize to a new domain. For example, we may want to learn a similar... | {
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1105.0881 | A New Class of Backward Stochastic Partial Differential Equations with
Jumps and Applications | [
"math.PR",
"cs.SY",
"math-ph",
"math.AP",
"math.MP",
"math.OC",
"math.ST",
"stat.TH"
] | We formulate a new class of stochastic partial differential equations (SPDEs), named high-order vector backward SPDEs (B-SPDEs) with jumps, which allow the high-order integral-partial differential operators into both drift and diffusion coefficients. Under certain type of Lipschitz and linear growth conditions, we deve... | {
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1105.0902 | Modeling Network Evolution Using Graph Motifs | [
"stat.ME",
"cs.SI",
"physics.soc-ph",
"stat.CO"
] | Network structures are extremely important to the study of political science. Much of the data in its subfields are naturally represented as networks. This includes trade, diplomatic and conflict relationships. The social structure of several organization is also of interest to many researchers, such as the affiliation... | {
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1105.0903 | A Month in the Life of Groupon | [
"cs.SI"
] | Groupon has become the latest Internet sensation, providing daily deals to customers in the form of discount offers for restaurants, ticketed events, appliances, services, and other items. We undertake a study of the economics of daily deals on the web, based on a dataset we compiled by monitoring Groupon over several ... | {
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1105.0934 | Stochastic programs without duality gaps | [
"math.OC",
"cs.SY",
"q-fin.PR"
] | This paper studies dynamic stochastic optimization problems parametrized by a random variable. Such problems arise in many applications in operations research and mathematical finance. We give sufficient conditions for the existence of solutions and the absence of a duality gap. Our proof uses extended dynamic programm... | {
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1105.0972 | Rapid Feature Learning with Stacked Linear Denoisers | [
"cs.LG",
"cs.AI",
"stat.ML"
] | We investigate unsupervised pre-training of deep architectures as feature generators for "shallow" classifiers. Stacked Denoising Autoencoders (SdA), when used as feature pre-processing tools for SVM classification, can lead to significant improvements in accuracy - however, at the price of a substantial increase in co... | {
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1105.0974 | GANC: Greedy Agglomerative Normalized Cut | [
"cs.AI"
] | This paper describes a graph clustering algorithm that aims to minimize the normalized cut criterion and has a model order selection procedure. The performance of the proposed algorithm is comparable to spectral approaches in terms of minimizing normalized cut. However, unlike spectral approaches, the proposed algorith... | {
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1105.0985 | On the controllability of the Vlasov-Poisson system in the presence of
external force fields | [
"math.AP",
"cs.SY",
"math.OC"
] | In this work, we are interested in the controllability of Vlasov-Poisson systems in the presence of an external force field (namely a bounded force field or a magnetic field), by means of a local interior control. We are able to extend the results of [7], where the only present force was the self-consistent electric fi... | {
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1105.1028 | Patient-Specific Prosthetic Fingers by Remote Collaboration - A Case
Study | [
"cs.RO",
"physics.med-ph"
] | The concealment of amputation through prosthesis usage can shield an amputee from social stigma and help improve the emotional healing process especially at the early stages of hand or finger loss. However, the traditional techniques in prosthesis fabrication defy this as the patients need numerous visits to the clinic... | {
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1105.1033 | Adaptively Learning the Crowd Kernel | [
"cs.LG"
] | We introduce an algorithm that, given n objects, learns a similarity matrix over all n^2 pairs, from crowdsourced data alone. The algorithm samples responses to adaptively chosen triplet-based relative-similarity queries. Each query has the form "is object 'a' more similar to 'b' or to 'c'?" and is chosen to be maximal... | {
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1105.1058 | Formal vs self-organised knowledge systems: a network approach | [
"physics.soc-ph",
"cs.SI",
"physics.data-an"
] | In this work we consider the topological analysis of symbolic formal systems in the framework of network theory. In particular we analyse the network extracted by Principia Mathematica of B. Russell and A.N. Whitehead, where the vertices are the statements and two statements are connected with a directed link if one st... | {
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1105.1062 | Universal Emergence of PageRank | [
"cs.IR",
"cond-mat.stat-mech",
"nlin.CD"
] | The PageRank algorithm enables to rank the nodes of a network through a specific eigenvector of the Google matrix, using a damping parameter $\alpha \in ]0,1[$. Using extensive numerical simulations of large web networks, with a special accent on British University networks, we determine numerically and analytically th... | {
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1105.1072 | English-Lithuanian-English Machine Translation lexicon and engine:
current state and future work | [
"cs.CL"
] | This article overviews the current state of the English-Lithuanian-English machine translation system. The first part of the article describes the problems that system poses today and what actions will be taken to solve them in the future. The second part of the article tackles the main issue of the translation process... | {
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1105.1117 | Collective Animal Behavior from Bayesian Estimation and Probability
Matching | [
"q-bio.QM",
"cs.SI",
"nlin.AO",
"physics.data-an",
"physics.soc-ph",
"q-bio.NC"
] | Animals living in groups make movement decisions that depend, among other factors, on social interactions with other group members. Our present understanding of social rules in animal collectives is mainly based on empirical fits to observations, with less emphasis in obtaining first-principles approaches that allow th... | {
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1105.1178 | Interpreting Graph Cuts as a Max-Product Algorithm | [
"cs.LG",
"cs.DS",
"stat.ML"
] | The maximum a posteriori (MAP) configuration of binary variable models with submodular graph-structured energy functions can be found efficiently and exactly by graph cuts. Max-product belief propagation (MP) has been shown to be suboptimal on this class of energy functions by a canonical counterexample where MP conver... | {
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1105.1186 | Sampling-based Algorithms for Optimal Motion Planning | [
"cs.RO"
] | During the last decade, sampling-based path planning algorithms, such as Probabilistic RoadMaps (PRM) and Rapidly-exploring Random Trees (RRT), have been shown to work well in practice and possess theoretical guarantees such as probabilistic completeness. However, little effort has been devoted to the formal analysis o... | {
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1105.1187 | Error Probability Bounds for Balanced Binary Relay Trees | [
"cs.IT",
"math.IT",
"stat.AP"
] | We study the detection error probability associated with a balanced binary relay tree, where the leaves of the tree correspond to $N$ identical and independent detectors. The root of the tree represents a fusion center that makes the overall detection decision. Each of the other nodes in the tree are relay nodes that c... | {
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1105.1226 | Multilingual lexicon design tool and database management system for MT | [
"cs.CL"
] | The paper presents the design and development of English-Lithuanian-English dictionarylexicon tool and lexicon database management system for MT. The system is oriented to support two main requirements: to be open to the user and to describe much more attributes of speech parts as a regular dictionary that are required... | {
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1105.1242 | Optimal Computation of Symmetric Boolean Functions in Collocated
Networks | [
"cs.IT",
"cs.DC",
"cs.NI",
"math.IT"
] | We consider collocated wireless sensor networks, where each node has a Boolean measurement and the goal is to compute a given Boolean function of these measurements. We first consider the worst case setting and study optimal block computation strategies for computing symmetric Boolean functions. We study three classes ... | {
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1105.1246 | High-SNR Capacity of Wireless Communication Channels in the Noncoherent
Setting: A Primer | [
"cs.IT",
"math.IT"
] | This paper, mostly tutorial in nature, deals with the problem of characterizing the capacity of fading channels in the high signal-to-noise ratio (SNR) regime. We focus on the practically relevant noncoherent setting, where neither transmitter nor receiver know the channel realizations, but both are aware of the channe... | {
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1105.1247 | Machine-Part cell formation through visual decipherable clustering of
Self Organizing Map | [
"cs.AI"
] | Machine-part cell formation is used in cellular manufacturing in order to process a large variety, quality, lower work in process levels, reducing manufacturing lead-time and customer response time while retaining flexibility for new products. This paper presents a new and novel approach for obtaining machine cells and... | {
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1105.1261 | Pruned Continuous Haar Transform of 2D Polygonal Patterns with
Application to VLSI Layouts | [
"cs.CE",
"cs.CG",
"cs.DS"
] | We introduce an algorithm for the efficient computation of the continuous Haar transform of 2D patterns that can be described by polygons. These patterns are ubiquitous in VLSI processes where they are used to describe design and mask layouts. There, speed is of paramount importance due to the magnitude of the problems... | {
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1105.1279 | Wireless MIMO Switching with Network Coding | [
"cs.IT",
"cs.NI",
"math.IT"
] | In a generic switching problem, a switching pattern consists of a one-to-one mapping from a set of inputs to a set of outputs (i.e., a permutation). We propose and investigate a wireless switching framework in which a multi-antenna relay is responsible for switching traffic among a set of $N$ stations. We refer to such... | {
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1105.1302 | A Modified Cross Correlation Algorithm for Reference-free Image
Alignment of Non-Circular Projections in Single-Particle Electron Microscopy | [
"q-bio.QM",
"cs.CV",
"math.NA"
] | In this paper we propose a modified cross correlation method to align images from the same class in single-particle electron microscopy of highly non-spherical structures. In this new method, First we coarsely align projection images, and then re-align the resulting images using the cross correlation (CC) method. The c... | {
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1105.1306 | Excess entropy in natural language: present state and perspectives | [
"cs.IT",
"cs.CL",
"math.IT"
] | We review recent progress in understanding the meaning of mutual information in natural language. Let us define words in a text as strings that occur sufficiently often. In a few previous papers, we have shown that a power-law distribution for so defined words (a.k.a. Herdan's law) is obeyed if there is a similar power... | {
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1105.1361 | Data-Efficient Quickest Change Detection with On-Off Observation Control | [
"math.ST",
"cs.IT",
"math.IT",
"math.OC",
"stat.TH"
] | In this paper we extend the Shiryaev's quickest change detection formulation by also accounting for the cost of observations used before the change point. The observation cost is captured through the average number of observations used in the detection process before the change occurs. The objective is to select an on-... | {
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1105.1363 | Heavy traffic limit theorems for a queue with Poisson ON/OFF long-range
dependent sources and general service time distribution | [
"math.PR",
"cs.IT",
"math.IT",
"math.ST",
"stat.TH"
] | In Internet environment, traffic flow to a link is typically modeled by superposition of ON/OFF based sources. During each ON-period for a particular source, packets arrive according to a Poisson process and packet sizes (hence service times) can be generally distributed. In this paper, we establish heavy traffic limit... | {
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1105.1364 | Achieving Data Privacy through Secrecy Views and Null-Based Virtual
Updates | [
"cs.DB",
"cs.LO"
] | There may be sensitive information in a relational database, and we might want to keep it hidden from a user or group thereof. In this work, sensitive data is characterized as the contents of a set of secrecy views. For a user without permission to access that sensitive data, the database instance he queries is updated... | {
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1105.1386 | Self-organized adaptation of a simple neural circuit enables complex
robot behaviour | [
"cond-mat.dis-nn",
"cs.AI",
"cs.RO",
"nlin.CD",
"q-bio.NC"
] | Controlling sensori-motor systems in higher animals or complex robots is a challenging combinatorial problem, because many sensory signals need to be simultaneously coordinated into a broad behavioural spectrum. To rapidly interact with the environment, this control needs to be fast and adaptive. Current robotic soluti... | {
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1105.1406 | Comparison Latent Semantic and WordNet Approach for Semantic Similarity
Calculation | [
"cs.IR"
] | Information exchange among many sources in Internet is more autonomous, dynamic and free. The situation drive difference view of concepts among sources. For example, word 'bank' has meaning as economic institution for economy domain, but for ecology domain it will be defined as slope of river or lake. In this aper, we ... | {
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1105.1421 | An Empirical Investigation on Important Subgraphs in
Cooperation-Competition networks | [
"physics.soc-ph",
"cs.SI"
] | Subgraphs are very important for understanding structure and function of complex networks. Dyad and triad are the elementary subgraphs. We focus on the distribution of their act degree defined as the number of activities, events or organizations they join, which indicates the importance of the subgraphs. The empirical ... | {
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1105.1436 | Solving Rubik's Cube Using SAT Solvers | [
"cs.AI"
] | Rubik's Cube is an easily-understood puzzle, which is originally called the "magic cube". It is a well-known planning problem, which has been studied for a long time. Yet many simple properties remain unknown. This paper studies whether modern SAT solvers are applicable to this puzzle. To our best knowledge, we are the... | {
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1105.1472 | The regularized blind tip reconstruction algorithm as a scanning probe
microscopy tip metrology method | [
"physics.ins-det",
"cs.CE"
] | The problem of an accurate tip radius and shape characterization is very important for determination of surface mechanical and chemical properties on the basis of the scanning probe microscopy measurements. We think that the most favorable methods for this purpose are blind tip reconstruction methods, since they do not... | {
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1105.1482 | Efficient Soft-Input Soft-Output Tree Detection Via an Improved Path
Metric | [
"cs.IT",
"math.IT"
] | Tree detection techniques are often used to reduce the complexity of a posteriori probability (APP) detection in high dimensional multi-antenna wireless communication systems. In this paper, we introduce an efficient soft-input soft-output tree detection algorithm that employs a new type of look-ahead path metric in th... | {
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1105.1488 | The structure of optimal portfolio strategies for continuous time
markets | [
"q-fin.PM",
"cs.SY",
"math.OC",
"math.PR"
] | The paper studies problem of continuous time optimal portfolio selection for a incom- plete market diffusion model. It is shown that, under some mild conditions, near optimal strategies for investors with different performance criteria can be constructed using a limited number of fixed processes (mutual funds), for a m... | {
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1105.1505 | Generating Dependent Random Variables Over Networks | [
"cs.IT",
"math.IT"
] | In this paper we study the problem of generation of dependent random variables, known as the "coordination capacity" [4,5], in multiterminal networks. In this model $m$ nodes of the network are observing i.i.d. repetitions of $X^{(1)}$, $X^{(2)}$,..., $X^{(m)}$ distributed according to $q(x^{(1)},...,x^{(m)})$. Given a... | {
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1105.1520 | Linear Analog Codes: The Good and The Bad | [
"cs.IT",
"math.IT"
] | This paper studies the theory of linear analog error correction coding. Since classical concepts of minimum Hamming distance and minimum Euclidean distance fail in the analog context, a new metric, termed the "minimum (squared Euclidean) distance ratio," is defined. It is shown that linear analog codes that achieve the... | {
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1105.1534 | Taking the redpill: Artificial Evolution in native x86 systems | [
"cs.NE",
"q-bio.PE"
] | In analogon to successful artificial evolution simulations as Tierra or avida, this text presents a way to perform artificial evolution in a native x86 system. The implementation of the artificial chemistry and first results of statistical experiments are presented. | {
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1105.1562 | A New Class of MDS Erasure Codes Based on Graphs | [
"cs.IT",
"math.IT"
] | Maximum distance separable (MDS) array codes are XOR-based optimal erasure codes that are particularly suitable for use in disk arrays. This paper develops an innovative method to build MDS array codes from an elegant class of nested graphs, termed \textit{complete-graph-of-rings (CGR)}. We discuss a systematic and con... | {
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1105.1564 | Complex Adaptive Digital EcoSystems | [
"cs.MA"
] | We investigate an abstract conceptualisation of DigitalEcosystems from a computer science perspective. We then provide a conceptual framework for the cross pollination of ideas, concepts and understanding between different classes of ecosystems through the universally applicable principles of Complex Adaptive Systems (... | {
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} |
1105.1574 | A Dynamic Programming Approach to Finite-horizon Coherent Quantum LQG
Control | [
"quant-ph",
"cs.SY",
"math.DS",
"math.OC"
] | The paper is concerned with the coherent quantum Linear Quadratic Gaussian (CQLQG) control problem for time-varying quantum plants governed by linear quantum stochastic differential equations over a bounded time interval. A controller is sought among quantum linear systems satisfying physical realizability (PR) conditi... | {
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} |
1105.1601 | Code Reverse Engineering problem for Identification Codes | [
"cs.CR",
"cs.IT",
"math.IT"
] | At ITW'10, Bringer et al. suggest to strengthen their previous identification protocol by extending the Code Reverse Engineering (CRE) problem to identification codes. We first extend security results by Tillich et al. on this very problem. We then prove the security of this protocol using information theoretical argum... | {
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} |
1105.1641 | Neural network to identify individuals at health risk | [
"cs.NE"
] | The risk of diseases such as heart attack and high blood pressure could be reduced by adequate physical activity. However, even though majority of general population claims to perform some physical exercise, only a minority exercises enough to keep a healthy living style. Thus, physical inactivity has become one of the... | {
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} |
1105.1651 | Combined local search strategy for learning in networks of binary
synapses | [
"cond-mat.dis-nn",
"cond-mat.stat-mech",
"cs.IT",
"math.IT"
] | Learning in networks of binary synapses is known to be an NP-complete problem. A combined stochastic local search strategy in the synaptic weight space is constructed to further improve the learning performance of a single random walker. We apply two correlated random walkers guided by their Hamming distance and associ... | {
"Other": 0,
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"cs.SD": 0,
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} |
1105.1658 | Secure Multiterminal Source Coding with Side Information at the
Eavesdropper | [
"cs.IT",
"math.IT"
] | The problem of secure multiterminal source coding with side information at the eavesdropper is investigated. This scenario consists of a main encoder (referred to as Alice) that wishes to compress a single source but simultaneously satisfying the desired requirements on the distortion level at a legitimate receiver (re... | {
"Other": 0,
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} |
1105.1668 | Convergence Time Analysis of Quantized Gossip Consensus on Digraphs | [
"cs.SY",
"math.DS"
] | We have recently proposed quantized gossip algorithms which solve the consensus and averaging problems on directed graphs with the least restrictive connectivity requirements. In this paper we study the convergence time of these algorithms. To this end, we investigate the shrinking time of the smallest interval that co... | {
"Other": 0,
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} |
1105.1697 | Vine copulas as a mean for the construction of high dimensional
probability distribution associated to a Markov Network | [
"math.ST",
"cs.IT",
"math.IT",
"stat.TH"
] | Building higher-dimensional copulas is generally recognized as a difficult problem. Regular-vines using bivariate copulas provide a flexible class of high-dimensional dependency models. In large dimensions, the drawback of the model is the exponentially increasing complexity. Recognizing some of the conditional indepen... | {
"Other": 0,
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"cs.NE": 0,
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"cs.SD": 0,
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"cs.SY": 0
} |
1105.1702 | A Compositional Distributional Semantics, Two Concrete Constructions,
and some Experimental Evaluations | [
"cs.CL",
"math.CT"
] | We provide an overview of the hybrid compositional distributional model of meaning, developed in Coecke et al. (arXiv:1003.4394v1 [cs.CL]), which is based on the categorical methods also applied to the analysis of information flow in quantum protocols. The mathematical setting stipulates that the meaning of a sentence ... | {
"Other": 0,
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"cs.SD": 0,
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} |
1105.1720 | Software Vulnerabilities, Banking Threats, Botnets and Malware
Self-Protection Technologies | [
"cs.NI",
"cs.CR",
"cs.IT",
"math.IT"
] | Information security is the protection of information from a wide range of threats in order to ensure success business continuity by minimizing risks and maximizing the return of investments and business opportunities. In this paper, we study and discuss the software vulnerabilities, banking threats, botnets and propos... | {
"Other": 1,
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"cs.SY": 0
} |
1105.1728 | Controllability of the cubic Schroedinger equation via a low-dimensional
source term | [
"math.OC",
"cs.SY",
"math.AP"
] | We study controllability of $d$-dimensional defocusing cubic Schroedinger equation under periodic boundary conditions. The control is applied additively, via a source term, which is a linear combination of few complex exponentials (modes) with time-variant coefficients - controls. We manage to prove that controlling at... | {
"Other": 0,
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"cs.SY": 1
} |
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