Visual Document Retrieval
Transformers
Safetensors
multilingual
qwen3_5
feature-extraction
text
image
multimodal-embedding
vidore
colbert
colqwen3_5
multilingual-embedding
custom_code
Instructions to use webAI-Official/webAI-ColVec1.1-8b with libraries, inference providers, notebooks, and local apps. Follow these links to get started.
- Libraries
- Transformers
How to use webAI-Official/webAI-ColVec1.1-8b with Transformers:
# Load model directly from transformers import AutoProcessor, AutoModel processor = AutoProcessor.from_pretrained("webAI-Official/webAI-ColVec1.1-8b", trust_remote_code=True) model = AutoModel.from_pretrained("webAI-Official/webAI-ColVec1.1-8b", trust_remote_code=True, device_map="auto") - Notebooks
- Google Colab
- Kaggle
Update 8B model card
Browse files
README.md
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The model uses bidirectional attention in Qwen3.5's full-attention layers and
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a learned 640-dimensional projection head. The unused language-model head has
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embedding model contains 8
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`webAI-ColVec1.1-8b` repository name, while its original backbone is
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Qwen3.5-9B.
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### Training data
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We created filtered, balanced, and multilingual curated subsets from
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| [VisRAG In-Domain](https://huggingface.co/datasets/openbmb/VisRAG-Ret-Train-In-domain-data) |
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| [VisRAG Synthetic](https://huggingface.co/datasets/openbmb/VisRAG-Ret-Train-Synthetic-data) |
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| [VDR Multilingual Train](https://huggingface.co/datasets/llamaindex/vdr-multilingual-train) |
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| [Wiki-SS-NQ](https://huggingface.co/datasets/Tevatron/wiki-ss-nq) |
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## 🛠️ Model specifications
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## 📊 Evaluation results
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The table reports NDCG@10
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the public average is the unweighted mean of the eight public task values.
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The result artifacts record MTEB 2.18.5, Transformers 5.14.1, PyTorch 2.9.0
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with CUDA 12.8, `bfloat16`, FlashAttention 2.8.3, and batch size 32. The release
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embeddings are moved to CPU and converted to `float32`. All reported ViDoRe
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results use this FP32 scoring path.
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| **webAI-ColVec1.1-8b (this model)** | 80.14 | 70.09 | **71.89** | **55.10** | 68.49 | **57.41** | 67.88 | 51.29 | **65.29** |
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| [VultronRetriever Prime](https://huggingface.co/vultr/VultronRetrieverPrime-Qwen3.5-8B) | 79.81 | **70.26** | 69.01 | 54.51 | 66.82 | **57.41** | **68.19** | **51.73** | 64.72 |
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| [webAI-ColVec1-9b](https://huggingface.co/webAI-Official/webAI-ColVec1-9b) | **80.92** | 69.77 | 68.28 | 53.72 | **70.04** | 57.18 | 67.32 | 48.38 | 64.45 |
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### Strengths
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### Limitations
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SDPA.
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## License
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The model uses bidirectional attention in Qwen3.5's full-attention layers and
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a learned 640-dimensional projection head. The unused language-model head has
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been removed from the released checkpoint. Consequently, the released
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embedding model contains ~8.4B parameters, reflected by the
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`webAI-ColVec1.1-8b` repository name, while its original backbone is
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Qwen3.5-9B.
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### Training data
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We created filtered, balanced, and multilingual curated subsets from six public
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datasets: [ColPali Train Set](https://huggingface.co/datasets/vidore/colpali_train_set),
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[Docmatix-IR](https://huggingface.co/datasets/Tevatron/docmatix-ir),
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[VisRAG In-Domain](https://huggingface.co/datasets/openbmb/VisRAG-Ret-Train-In-domain-data),
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[VisRAG Synthetic](https://huggingface.co/datasets/openbmb/VisRAG-Ret-Train-Synthetic-data),
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[VDR Multilingual Train](https://huggingface.co/datasets/llamaindex/vdr-multilingual-train),
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and [Wiki-SS-NQ](https://huggingface.co/datasets/Tevatron/wiki-ss-nq). This
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Qwen3.5-9B-backbone model was trained on a 750,000-sample curated subset as well
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as synthetically generated data.
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## 🛠️ Model specifications
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## 📊 Evaluation results
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The table reports NDCG@10 scores on the eight **public** ViDoRe V3 tasks as
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percentages rather than values between 0 and 1 (for example, 0.80 is shown as
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80.00). Each task value is the mean of its six language subsets; the public average is the unweighted mean of the eight public task values.
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The result artifacts record MTEB 2.18.5, Transformers 5.14.1, PyTorch 2.9.0
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with CUDA 12.8, `bfloat16`, FlashAttention 2.8.3, and batch size 32. The release
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embeddings are moved to CPU and converted to `float32`. All reported ViDoRe
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results use this FP32 scoring path.
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| Model | Computer Science | Energy | FinanceEn | FinanceFr | HR | Industrial | Pharmaceuticals | Physics | **Avg. public** |
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| :--- | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
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| **webAI-ColVec1.1-8b (this model)** | 80.14 | 70.09 | **71.89** | **55.10** | 68.49 | **57.41** | 67.88 | 51.29 | **65.29** |
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| [VultronRetriever Prime](https://huggingface.co/vultr/VultronRetrieverPrime-Qwen3.5-8B) | 79.81 | **70.26** | 69.01 | 54.51 | 66.82 | **57.41** | **68.19** | **51.73** | 64.72 |
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| [webAI-ColVec1-9b](https://huggingface.co/webAI-Official/webAI-ColVec1-9b) | **80.92** | 69.77 | 68.28 | 53.72 | **70.04** | 57.18 | 67.32 | 48.38 | 64.45 |
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### Strengths
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- **Performance:** State-of-the-art retrieval performance on the public ViDoRe
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V3 tasks, with excellent multimodal document retrieval results.
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- **Complex layouts:** Excellent handling of chart-rich PDFs and
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domain-specific documents.
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- **End-to-end retrieval:** OCR-free retrieval on unseen multimodal documents
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without using an intermediate vision-language model to generate summaries.
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- **Multilingualism:** Strong performance on non-English document inputs.
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### Limitations
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- **Storage Cost:** Still larger than single-vector baselines despite the
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## License
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