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Visual servoing enables robots to precisely position their end-effector relative to a target object. While classical methods rely on hand-crafted features and thus are universally applicable without task-specific training, they often…

Vision-Language Models (VLMs) are trained on vast amounts of data captured by humans emulating our understanding of the world. However, known as visual illusions, human's perception of reality isn't always faithful to the physical world.…

Artificial Intelligence · Computer Science 2023-11-02 Yichi Zhang , Jiayi Pan , Yuchen Zhou , Rui Pan , Joyce Chai

A key challenge of learning a visual representation for the 3D high fidelity geometry of dressed humans lies in the limited availability of the ground truth data (e.g., 3D scanned models), which results in the performance degradation of 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Yasamin Jafarian , Hyun Soo Park

While leveraging abundant human videos and simulated robot data poses a scalable solution to the scarcity of real-world robot data, the generalization capability of existing vision-language-action models (VLAs) remains limited by mismatches…

Despite their proficiency in general tasks, Multi-modal Large Language Models (MLLMs) struggle with automatic Geometry Problem Solving (GPS), which demands understanding diagrams, interpreting symbols, and performing complex reasoning. This…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Renqiu Xia , Mingsheng Li , Hancheng Ye , Wenjie Wu , Hongbin Zhou , Jiakang Yuan , Tianshuo Peng , Xinyu Cai , Xiangchao Yan , Bin Wang , Conghui He , Botian Shi , Tao Chen , Junchi Yan , Bo Zhang

Language-Guided Robotic Manipulation (LGRM) is a challenging task as it requires a robot to understand human instructions to manipulate everyday objects. Recent approaches in LGRM rely on pre-trained Visual Grounding (VG) models to detect…

Robotics · Computer Science 2023-07-13 Junghyun Kim , Gi-Cheon Kang , Jaein Kim , Suyeon Shin , Byoung-Tak Zhang

Video Motion Magnification (VMM) reveals imperceptible dynamics but often suffers from structural inconsistencies under complex geometric transformations. Existing learning-based methods generally face a trade-off between the limited global…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Kecheng Han , Yuchen Zhang , Bingqing Liu , Boqiang Guo , Wenbin Zheng , Shiyuan Pei

Most visual grounding solutions primarily focus on realistic images. However, applications involving synthetic images, such as Graphical User Interfaces (GUIs), remain limited. This restricts the development of autonomous computer…

Human-Computer Interaction · Computer Science 2025-07-21 El Hassane Ettifouri , Jessica López Espejel , Laura Minkova , Tassnim Dardouri , Walid Dahhane

A key goal for the advancement of AI is to develop technologies that serve the needs not just of one group but of all communities regardless of their geographical region. In fact, a significant proportion of knowledge is locally shared by…

Computer Vision and Pattern Recognition · Computer Science 2023-01-06 Da Yin , Feng Gao , Govind Thattai , Michael Johnston , Kai-Wei Chang

In recent years, 2D Vision-Language Models (VLMs) have made significant strides in image-text understanding tasks. However, their performance in 3D spatial comprehension, which is critical for embodied intelligence, remains limited. Recent…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Zhangyang Qi , Zhixiong Zhang , Ye Fang , Jiaqi Wang , Hengshuang Zhao

Vision-Language Navigation in Continuous Environments (VLNCE), where an agent follows instructions and moves freely to reach a destination, is a key research problem in embodied AI. However, most existing approaches are sensitive to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Josh Qixuan Sun , Huaiyuan Weng , Xiaoying Xing , Chul Min Yeum , Mark Crowley

This paper addresses the problem of learning a task from demonstration. We adopt the framework of inverse reinforcement learning, where tasks are represented in the form of a reward function. Our contribution is a novel active learning…

Machine Learning · Computer Science 2013-01-24 Francisco Melo , Manuel Lopes

3D Gaussian Splatting (3DGS) enables efficient rendering, yet accurate surface reconstruction remains challenging due to unreliable geometric supervision. Existing approaches predominantly rely on depth-based reprojection to infer…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Mai Su , Qihan Yu , Zhongtao Wang , Yilong Li , Chengwei Pan , Yisong Chen , Guoping Wang , Fei Zhu

Understanding geometric concepts, such as distance and shape, is essential for understanding the real world and also for many vision tasks. To incorporate such information into a visual representation of a scene, we propose learning to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Hyundo Lee , Inwoo Hwang , Hyunsung Go , Won-Seok Choi , Kibeom Kim , Byoung-Tak Zhang

A general-purpose robot should be able to master a wide range of tasks and quickly learn a novel one by leveraging past experiences. One-shot imitation learning (OSIL) approaches this goal by training an agent with (pairs of) expert…

Robotics · Computer Science 2022-02-09 Zhao Mandi , Fangchen Liu , Kimin Lee , Pieter Abbeel

AutoFocus-IL is a simple yet effective method to improve data efficiency and generalization in visual imitation learning by guiding policies to attend to task-relevant features rather than distractors and spurious correlations. Although…

Robotics · Computer Science 2025-11-26 Litian Gong , Fatemeh Bahrani , Yutai Zhou , Amin Banayeeanzade , Jiachen Li , Erdem Bıyık

Visual Robot Manipulation (VRM) aims to enable a robot to follow natural language instructions based on robot states and visual observations, and therefore requires costly multi-modal data. To compensate for the deficiency of robot data,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Dejie Yang , Zijing Zhao , Yang Liu

Image matching is a fundamental computer vision problem. While learning-based methods achieve state-of-the-art performance on existing benchmarks, they generalize poorly to in-the-wild images. Such methods typically need to train separate…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Xuelun Shen , Zhipeng Cai , Wei Yin , Matthias Müller , Zijun Li , Kaixuan Wang , Xiaozhi Chen , Cheng Wang

Learning visuomotor policies for agile quadrotor flight presents significant difficulties, primarily from inefficient policy exploration caused by high-dimensional visual inputs and the need for precise and low-latency control. To address…

Robotics · Computer Science 2024-11-13 Jiaxu Xing , Angel Romero , Leonard Bauersfeld , Davide Scaramuzza

Traditional multi-view stereo (MVS) methods rely heavily on photometric and geometric consistency constraints, but newer machine learning-based MVS methods check geometric consistency across multiple source views only as a post-processing…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Vibhas K. Vats , Sripad Joshi , David J. Crandall , Md. Alimoor Reza , Soon-heung Jung