| { |
| "name": "github_lead_lag_timeseries", |
| "version": "1.0.0", |
| "description": "GitHub repository event sequences for push/create, fork, and star activities.", |
| "license": "CC BY 4.0", |
| "homepage": "https://lead-lag-forecasting.github.io", |
| "data_sources": { |
| "events": { |
| "origin": "GH Archive (https://www.gharchive.org/) on Google BigQuery", |
| "coverage": "424M repositories from 2011-02-12 to 2024-12-31", |
| "processing": [ |
| "PushEvents, CreateEvents, WatchEvents (stars), and ForkEvents are selected.", |
| "Each type of events are aggregated on daily basis to form time series." |
| ] |
| }, |
| "repository_metadata": { |
| "origin": "Ecosyste.ms open-access dump (https://packages.ecosyste.ms/open-data)", |
| "coverage": "2007-10-29 to 2024-06-04", |
| "processing": [ |
| "3M package repositories from 2011-02-12 to 2024-06-04 are selected.", |
| "Associated package platforms and the created dates of the repositories are extracted." |
| ] |
| }, |
| "merge": [ |
| "Left join between Ecosyste.ms and GH Archive records." |
| ] |
| }, |
| "features": { |
| "id": { |
| "type": "string", |
| "description": "Repository identifier: owner_name/repo_name", |
| "extraction": "From Ecosyste.ms metadata" |
| }, |
| "platform": { |
| "type": "list[string]", |
| "description": "List of platforms the repo was released on (e.g. PyPI, npm)", |
| "extraction": "From Ecosyste.ms metadata" |
| }, |
| "created_date": { |
| "type": "timestamp", |
| "description": "Date of GitHub repository creation", |
| "extraction": "From Ecosyste.ms metadata" |
| }, |
| "first_create": { |
| "type": "float", |
| "description": "Days between first CreateEvent (repo, branch, or tag creation) and creation date, !=0 implies anomaly", |
| "extraction": "Comparison between GH Archive CreateEvent data and Ecosyste.ms metadata" |
| }, |
| "first_push": { |
| "type": "float", |
| "description": "Days between first PushEvent and creation date, <0 implies anomaly", |
| "extraction": "Comparison between GH Archive PushEvent data and Ecosyste.ms metadata" |
| }, |
| "first_star": { |
| "type": "float", |
| "description": "Days between first WatchEvent (star) and creation date, <0 implies anomaly", |
| "extraction": "Comparison between GH Archive WatchEvent data and Ecosyste.ms metadata" |
| }, |
| "first_fork": { |
| "type": "float", |
| "description": "Days between first ForkEvent and creation date, <0 implies anomaly", |
| "extraction": "Comparison between GH Archive ForkEvent data and Ecosyste.ms metadata" |
| }, |
| "cumulative_pushes_w_creates": { |
| "type": "list[int]", |
| "description": "Daily cumulative pushes + creates (of repo, branches, and tags) since creation date", |
| "extraction": "Summed per day from GH Archive events" |
| }, |
| "cumulative_pushes": { |
| "type": "list[int]", |
| "description": "Daily cumulative pushes without CreateEvents since creation date", |
| "extraction": "Summed per day from GH Archive events" |
| }, |
| "cumulative_stars": { |
| "type": "list[int]", |
| "description": "Daily cumulative WatchEvents (stars) since creation date", |
| "extraction": "Summed per day from GH Archive events" |
| }, |
| "cumulative_forks": { |
| "type": "list[int]", |
| "description": "Daily cumulative forks since creation date", |
| "extraction": "Summed per day from GH Archive events" |
| } |
| }, |
| "splits": { |
| "train": { |
| "description": "Random sample from labeled packages with >=5 years of activity and no anomalies", |
| "num_examples": 938567 |
| }, |
| "val": { |
| "description": "Random validation subset", |
| "num_examples": 234615 |
| }, |
| "test": { |
| "description": "Random test subset", |
| "num_examples": 234640 |
| }, |
| "unlabeled_test": { |
| "description": "Repositories with <5 years of activity", |
| "num_examples": 1568622 |
| }, |
| "train_extra": { |
| "description": "Repositories with anomalies", |
| "num_examples": 58077 |
| } |
| }, |
| "access_instructions": [ |
| "Download from https://lead-lag-forecasting.github.io" |
| ] |
| } |
