Complete feature dataset release after file and SHA-256 verification
Browse files- FILES.json +4 -4
- README.md +3 -3
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FILES.json
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"path": "README.md",
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"path": "encoders.json",
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}
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],
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"total_files": 302,
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"total_bytes":
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"source_lcs_manifest_sha256": "bc439048824c510b471d4c8cf34b143471a49a50260906f210cb8a1723e971ed",
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"published_lcs_manifest_sha256": "f934b05aadf9b94039b207812033e48b1e2aefe43e0fd084b5508e6fd103dbed",
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"validation": {
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"knn_shot_subsets_nested": true,
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"uniar_repaired_array_hash_verified": true
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},
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"release_status": "
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"inventory_note": "FILES.json and checksums.sha256 are excluded from the listed file count/hashes to avoid circular hashes."
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}
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{
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"path": "README.md",
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"bytes": 33584,
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"sha256": "992348fa8657643973da4cae6306632445d1779498e3a9a2955b721aa9c4daad"
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{
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"path": "encoders.json",
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}
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],
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"total_files": 302,
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"total_bytes": 123709313204,
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"source_lcs_manifest_sha256": "bc439048824c510b471d4c8cf34b143471a49a50260906f210cb8a1723e971ed",
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"published_lcs_manifest_sha256": "f934b05aadf9b94039b207812033e48b1e2aefe43e0fd084b5508e6fd103dbed",
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"validation": {
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"knn_shot_subsets_nested": true,
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"uniar_repaired_array_hash_verified": true
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},
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"release_status": "complete",
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"inventory_note": "FILES.json and checksums.sha256 are excluded from the listed file count/hashes to avoid circular hashes."
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}
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README.md
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The release contains LCS-558K image patch features for RAVEL and other paired image–text probes, three matching language-model text feature arrays, and ImageNet-1K pooled image features for kNN and linear probes. Each encoder has its own metadata. The original NumPy arrays and storage precision are retained.
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**Release status:** **
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**Resources:** [Paper](https://arxiv.org/abs/2610.05413) · [Evaluation code](https://github.com/JuntaoTang/MLLM-VisionEncoder-Eval) · [MLLM Model Zoo and encoder weights](https://huggingface.co/336labs/VisionEncoder-to-MLLM-ModelZoo) · [Encoder catalog](encoders.json) · [File inventory](FILES.json)
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### ImageNet-1K: 200,000 training examples
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The subset contains **200 examples per class**, across **1,000 classes**, from the official ImageNet-1K training split. All 70 arrays have shape **`[200000, D]`** and are stored as **float32**. Shared `source_indices.npy` is strictly increasing in the original train-index order; `labels.npy` contains integer class IDs `0–999`.
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The sample table contains `row_index`, `source_index`, and `label`. Each array's readout is recorded in its metadata: for example, CLIP uses its final post-LayerNorm CLS before the visual projection, while the DINO readout concatenates normalized CLS and mean patch features. **Use the per-encoder representation description when interpreting dimensions.** These pooled/readout arrays have different semantics from the LCS patch-token arrays.
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- **Historical patch provenance:** the original visual audits do not record a uniform feature-layer specification. Missing extraction-layer, processor, or weight-revision fields remain explicitly unverified in this release. The arrays should be interpreted using available per-encoder metadata and the extraction code, rather than assuming a common layer/readout.
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- **UniAR correction:** the published UniAR array uses the documented legacy BSQ deepstack concatenation. One NaN at `[630, 295, 1051]` was replaced by `1.7109375`, obtained by re-extraction with the official model. Its metadata retains original/repaired hashes, pinned model/source revisions, weight hash, and verification of the remaining 1,151 components in that BSQ vector.
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- **Coverage and bias:** LCS-1000 is a small captioned-image sample; ImageNet200k is a class-balanced training subset. Findings depend on these data sources and selected encoders. Features inherit the content and representation biases of the upstream datasets and models.
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- **Scope:** raw images
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## Licensing and Attribution
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The release contains LCS-558K image patch features for RAVEL and other paired image–text probes, three matching language-model text feature arrays, and ImageNet-1K pooled image features for kNN and linear probes. Each encoder has its own metadata. The original NumPy arrays and storage precision are retained.
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**Release status:** **Complete.** All release file paths, byte sizes, and SHA-256 values have been verified against the Hub.
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**Resources:** [Paper](https://arxiv.org/abs/2610.05413) · [Evaluation code](https://github.com/JuntaoTang/MLLM-VisionEncoder-Eval) · [MLLM Model Zoo and encoder weights](https://huggingface.co/336labs/VisionEncoder-to-MLLM-ModelZoo) · [Encoder catalog](encoders.json) · [File inventory](FILES.json)
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### ImageNet-1K: 200,000 training examples
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The subset contains **200 examples per class**, across **1,000 classes**, from the official ImageNet-1K training split. The export records a **support-sampling seed of 0**; the exact selected examples are given by `source_indices.npy`. All 70 arrays have shape **`[200000, D]`** and are stored as **float32**. Shared `source_indices.npy` is strictly increasing in the original train-index order; `labels.npy` contains integer class IDs `0–999`.
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The sample table contains `row_index`, `source_index`, and `label`. Each array's readout is recorded in its metadata: for example, CLIP uses its final post-LayerNorm CLS before the visual projection, while the DINO readout concatenates normalized CLS and mean patch features. **Use the per-encoder representation description when interpreting dimensions.** These pooled/readout arrays have different semantics from the LCS patch-token arrays.
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- **Historical patch provenance:** the original visual audits do not record a uniform feature-layer specification. Missing extraction-layer, processor, or weight-revision fields remain explicitly unverified in this release. The arrays should be interpreted using available per-encoder metadata and the extraction code, rather than assuming a common layer/readout.
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- **UniAR correction:** the published UniAR array uses the documented legacy BSQ deepstack concatenation. One NaN at `[630, 295, 1051]` was replaced by `1.7109375`, obtained by re-extraction with the official model. Its metadata retains original/repaired hashes, pinned model/source revisions, weight hash, and verification of the remaining 1,151 components in that BSQ vector.
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- **Coverage and bias:** LCS-1000 is a small captioned-image sample; ImageNet200k is a class-balanced training subset. Findings depend on these data sources and selected encoders. Features inherit the content and representation biases of the upstream datasets and models.
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- **Scope:** this release contains the two feature subsets described above. Obtain raw images and encoder weights from the upstream sources, and MLLM checkpoints from the Model Zoo. Derived PCA/distance caches and larger-sample feature experiments are outside the current release.
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## Licensing and Attribution
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checksums.sha256
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84ad34bd38f46da0d08198fa7ce7315065ab8ed0e40c0f945d4b3ad001a2adac .gitattributes
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da50ab668f491868ce523b2d62fdd65de12e047163150a11f2bd5ba05857ed38 LICENSES.md
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-
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224a351b7ab3beeb04776f0f75707ad2a7d6a866ca7fbafed24dc30f2d1e057a encoders.json
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54b5e86fc0a55f5dd4e00d973dd47c626e1c7d9163ae389a90eb513d6f748633 imagenet1k/train200k/export_manifest.json
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c0f64e28098e460ee5cd5716fefd2b1577c54755c5c3ea80dda9a843182ec9fd imagenet1k/train200k/features/001_clip_openai__l14.npy
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da50ab668f491868ce523b2d62fdd65de12e047163150a11f2bd5ba05857ed38 LICENSES.md
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992348fa8657643973da4cae6306632445d1779498e3a9a2955b721aa9c4daad README.md
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224a351b7ab3beeb04776f0f75707ad2a7d6a866ca7fbafed24dc30f2d1e057a encoders.json
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54b5e86fc0a55f5dd4e00d973dd47c626e1c7d9163ae389a90eb513d6f748633 imagenet1k/train200k/export_manifest.json
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c0f64e28098e460ee5cd5716fefd2b1577c54755c5c3ea80dda9a843182ec9fd imagenet1k/train200k/features/001_clip_openai__l14.npy
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