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Related papers: Affordance-R1: Reinforcement Learning for Generali…

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Group-based reinforcement learning methods, like Group Relative Policy Optimization (GRPO), are widely used nowadays to post-train large language models. Despite their empirical success, they exhibit structural mismatches between reward…

Machine Learning · Computer Science 2026-01-09 Aleksandar Fontana , Marco Simoni , Giulio Rossolini , Andrea Saracino , Paolo Mori

Visual generation models have made remarkable progress in creating realistic images from text prompts, yet struggle with complex prompts that specify multiple objects with precise spatial relationships and attributes. Effective handling of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Chengqi Duan , Rongyao Fang , Yuqing Wang , Kun Wang , Linjiang Huang , Xingyu Zeng , Hongsheng Li , Xihui Liu

Although chain-of-thought reasoning and reinforcement learning (RL) have driven breakthroughs in NLP, their integration into generative vision models remains underexplored. We introduce ReasonGen-R1, a two-stage framework that first imbues…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Yu Zhang , Yunqi Li , Yifan Yang , Rui Wang , Yuqing Yang , Dai Qi , Jianmin Bao , Dongdong Chen , Chong Luo , Lili Qiu

Recent advancements in reinforcement learning, particularly through Group Relative Policy Optimization (GRPO), have significantly improved multimodal large language models for complex reasoning tasks. However, two critical limitations…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Jisheng Dang , Jingze Wu , Teng Wang , Xuanhui Lin , Nannan Zhu , Hongbo Chen , Wei-Shi Zheng , Meng Wang , Tat-Seng Chua

Planning with a learned model is arguably a key component of intelligence. There are several challenges in realizing such a component in large-scale reinforcement learning (RL) problems. One such challenge is dealing effectively with…

Machine Learning · Computer Science 2022-02-11 Vivek Veeriah , Zeyu Zheng , Richard Lewis , Satinder Singh

Large Language Models (LLMs) have demonstrated impressive reasoning capabilities in complex problem-solving tasks, sparking growing interest in their application to preference reasoning in recommendation systems. Existing methods typically…

Artificial Intelligence · Computer Science 2025-10-27 Yang Zhang , Wenxin Xu , Xiaoyan Zhao , Wenjie Wang , Fuli Feng , Xiangnan He , Tat-Seng Chua

Recent advances in Vision-Language-Action (VLA) models have shown strong potential for general-purpose robotic manipulation. However, the visual representations of most VLA models are often dominated by global object appearance and struggle…

Robotics · Computer Science 2026-05-19 Weijie Kong , Zhian Su , Wei Yu , Huixu Dong

This paper presents an approach for learning invariant features for object affordance understanding. One of the major problems for a robotic agent acquiring a deeper understanding of affordances is finding sensory-grounded semantics. Being…

Robotics · Computer Science 2019-01-31 Martin Hjelm , Carl Henrik Ek , Renaud Detry , Danica Kragic

Recent advances in task planning leverage Large Language Models (LLMs) to improve generalizability by combining such models with classical planning algorithms to address their inherent limitations in reasoning capabilities. However, these…

Robotics · Computer Science 2024-09-17 Timo Birr , Christoph Pohl , Abdelrahman Younes , Tamim Asfour

This paper addresses the problem of affordance grounding from RGBD images of an object, which aims to localize surface regions corresponding to a text query that describes an action on the object. While existing methods predict affordance…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Chunghyun Park , Seunghyeon Lee , Minsu Cho

Affordance grounding, a task to ground (i.e., localize) action possibility region in objects, which faces the challenge of establishing an explicit link with object parts due to the diversity of interactive affordance. Human has the ability…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Hongchen Luo , Wei Zhai , Jing Zhang , Yang Cao , Dacheng Tao

Medical visual grounding serves as a crucial foundation for fine-grained multimodal reasoning and interpretable clinical decision support. Despite recent advances in reinforcement learning (RL) for grounding tasks, existing approaches such…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Guangjing Yang , Ziyuan Qin , Chaoran Zhang , Chenlin Du , Jinlin Wang , Wanran Sun , Zhenyu Zhang , Bing Ji , Qicheng Lao

In order for robots to interact with objects effectively, they must understand the form and function of each object they encounter. Essentially, robots need to understand which actions each object affords, and where those affordances can be…

Robotics · Computer Science 2024-05-28 Edmond Tong , Anthony Opipari , Stanley Lewis , Zhen Zeng , Odest Chadwicke Jenkins

Video generation models produce visually coherent content but struggle with tasks requiring spatial reasoning and multi-step planning. Reinforcement learning (RL) offers a path to improve generalization, but its effectiveness in video…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Ming Liu , Yunbei Zhang , Shilong Liu , Liwen Wang , Wensheng Zhang

The effective training of Large Language Models (LLMs) for function calling faces a critical challenge: balancing exploration of complex reasoning paths with stable policy optimization. Standard methods like Supervised Fine-Tuning (SFT)…

Affordance grounding aims to locate objects' "action possibilities" regions, which is an essential step toward embodied intelligence. Due to the diversity of interactive affordance, the uniqueness of different individuals leads to diverse…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Hongchen Luo , Wei Zhai , Jing Zhang , Yang Cao , Dacheng Tao

Affordance reasoning in 3D Gaussian scenes aims to identify the region that supports the action specified by a given text instruction in complex environments. Existing methods typically cast this problem as one-shot prediction from static…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Di Li , Jie Feng , Guanbin Li , Ronghua Shang , Yuhui Zheng , Weisheng Dong , Guangming Shi

In recent years, general-purpose large language models (LLMs) such as GPT, Gemini, Claude, and DeepSeek have advanced at an unprecedented pace. Despite these achievements, their application to finance remains challenging, due to fragmented…

Despite recent breakthroughs in reasoning-enhanced large language models (LLMs) like DeepSeek-R1, incorporating inference-time reasoning into machine translation (MT), where human translators naturally employ structured, multi-layered…

Computation and Language · Computer Science 2025-05-27 Minggui He , Yilun Liu , Shimin Tao , Yuanchang Luo , Hongyong Zeng , Chang Su , Li Zhang , Hongxia Ma , Daimeng Wei , Weibin Meng , Hao Yang , Boxing Chen , Osamu Yoshie

Affordance is crucial for intelligent robots in the context of object manipulation. In this paper, we argue that affordance should be task-/instruction-dependent, which is overlooked by many previous works. That is, different instructions…

Robotics · Computer Science 2025-08-26 Bokai Ji , Jie Gu , Xiaokang Ma , Chu Tang , Jingmin Chen , Guangxia Li
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