PolyOCR-Venus: Unified OCR Foundation Models for Text-Centric Visual Intelligence

arXiv:2609.37712 · cs.CV, cs.AI · Submitted 2026-09-29 · Read on arXiv

cs.CV, cs.AI

Submitted: 2026-09-29

Updated: 2026-09-29

Code: https://github.com/inclusionAI/PolyOCR-Venus

Terminology

• Benchmark — 44× in this paper · explained in 2 episodes
• Distillation — 28× in this paper · explained in 2 episodes
• GRPO — 26× in this paper · explained in 6 episodes
• Verifier — 26× in this paper · explained in 2 episodes
• Calibration — 25× in this paper · explained in 7 episodes
• Consistency — 23× in this paper · explained in 3 episodes
• Foundation Model — 17× in this paper · explained in 3 episodes
• Grounding — 17× in this paper · explained in 3 episodes
• Text Perception — 14× in this paper
• Key Information Extraction — 12× in this paper
• Foundation Models — 11× in this paper · explained in 7 episodes
• Competence-Guided Policy Optimization — 9× in this paper
• Verification — 9× in this paper · explained in 2 episodes
• F1 Score — 8× in this paper · explained in 3 episodes
• On-Policy Distillation — 8× in this paper · explained in 3 episodes
• Accuracy — 7× in this paper · explained in 1 episode
• Alignment — 6× in this paper · explained in 1 episode
• Fine-Tuning — 6× in this paper · explained in 5 episodes
• International Conference on Document Analysis and Recognition — 6× in this paper
• Reinforcement Learning — 6× in this paper · explained in 4 episodes
• Optical Character Recognition — 5× in this paper
• Ablation — 4× in this paper · explained in 1 episode
• Aggregation — 3× in this paper · explained in 1 episode
• CVF International Conference on Computer Vision — 3× in this paper
• Document Structure Understanding — 3× in this paper
• Generalization — 3× in this paper · explained in 13 episodes
• Group Relative Policy Optimization — 3× in this paper
• Semantic Understanding — 3× in this paper · explained in 2 episodes
• Trace — 3× in this paper · explained in 2 episodes
• Transformer — 3× in this paper · explained in 2 episodes
• Ablation study — 2× in this paper · explained in 1 episode
• Catastrophic Forgetting — 2× in this paper · explained in 5 episodes
• General Multimodal Alignment — 2× in this paper
• Knowledge Distillation — 2× in this paper · explained in 11 episodes
• LLM judge — 2× in this paper · explained in 2 episodes
• OCR Understanding and Reasoning — 2× in this paper
• Reasoning Traces — 2× in this paper · explained in 3 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Two-stage training — 2× in this paper · explained in 2 episodes
• alpha — 2× in this paper · explained in 1 episode
• Adam — 1× in this paper · explained in 2 episodes
• Adaptation — 1× in this paper · explained in 1 episode
• Adaptive Weighting — 1× in this paper · explained in 1 episode
• Annotation Errors — 1× in this paper · explained in 1 episode
• Benchmarking — 1× in this paper · explained in 3 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• GRPO Objective — 1× in this paper · explained in 2 episodes
• Generative AI — 1× in this paper · explained in 2 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Multimodal Reasoning — 1× in this paper · explained in 5 episodes
• Perplexity — 1× in this paper · explained in 3 episodes
• Representation Learning — 1× in this paper · explained in 2 episodes
• Supervised Fine-Tuning (SFT) — 1× in this paper · explained in 8 episodes
• Two-Stage Training Strategy — 1× in this paper · explained in 3 episodes
• Unified Framework — 1× in this paper · explained in 5 episodes
• Visual Grounding — 1× in this paper · explained in 2 episodes

Sources

• GPT-4 Technical Report
• Reward-Gated On-Policy Distillation
• Qwen3-VL Technical Report
• Gemini 2.5: Pushing the Frontier with Advanced Reasoning, Multimodality, Long Context, and Next Generation Agentic Capabilities
• PaddleOCR-VL: Boosting Multilingual Document Parsing via a 0.9B Ultra-Compact Vision-Language Model
• PaddleOCR 3.0 Technical Report
• Qianfan-OCR: A Unified End-to-End Model for Document Intelligence
• Dolphin-v2: Universal Document Parsing via Scalable Anchor Prompting
• MathWriting: A Dataset For Handwritten Mathematical Expression Recognition
• Infinity-Parser2 Technical Report
• HunyuanOCR-1.5: Making Lightweight OCR VLMs Faster and Better
• MonkeyOCR: Document Parsing with a Structure-Recognition-Relation Triplet Paradigm
• Ovis2.5 Technical Report
• OvisOCR2 Technical Report
• olmOCR 2: Unit Test Rewards for Document OCR
• TextSleuth: Towards Explainable Tampered Text Detection
• Webly-Supervised Image Manipulation Localization via Category-Aware Auto-Annotation
• DeepSeekMath: Pushing the Limits of Mathematical Reasoning in Open Language Models
• Venus-DeFakerOne: Unified Fake Image Detection & Localization

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