English
Related papers

Related papers: Time-Lapse Video-Based Embryo Grading via Compleme…

200 papers

Vision Language Models (VLMs) perform well on standard video tasks but struggle with physics-related reasoning involving motion dynamics and spatial interactions. We present a novel approach to address this gap by translating physical-world…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Xiyang Wu , Zongxia Li , Jihui Jin , Guangyao Shi , Gouthaman KV , Vishnu Raj , Nilotpal Sinha , Jingxi Chen , Fan Du , Dinesh Manocha

We present a novel method for identification of the boundary of embryonic cells (blastomeres) in Hoffman Modulation Contrast (HMC) microscopic images that are taken between day one to day three. Identification of boundaries of blastomeres…

Computer Vision and Pattern Recognition · Computer Science 2019-10-15 Shakiba Kheradmand , Parvaneh Saeedi , Jason Au , John Havelock

Access to obstetric ultrasound is often limited in low-resource settings, particularly in rural areas of low- and middle-income countries. This work proposes a human-in-the-loop artificial intelligence (AI) system designed to assist…

Human-Computer Interaction · Computer Science 2025-10-03 Juan Barrientos , Michaelle Pérez , Douglas González , Favio Reyna , Julio Fajardo , Andrea Lara

Video content comprehension is essential for various applications, ranging from video analysis to interactive systems. Despite advancements in large-scale vision-language models (VLMs), these models often struggle to capture the nuanced,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Shuyi Zhang , Xiaoshuai Hao , Yingbo Tang , Lingfeng Zhang , Pengwei Wang , Zhongyuan Wang , Hongxuan Ma , Shanghang Zhang

Video Large Language Models (Video-LLMs) have recently shown strong performance in basic video understanding tasks, such as captioning and coarse-grained question answering, but struggle with compositional reasoning that requires multi-step…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Haiyi Qiu , Minghe Gao , Long Qian , Kaihang Pan , Qifan Yu , Juncheng Li , Wenjie Wang , Siliang Tang , Yueting Zhuang , Tat-Seng Chua

Spatio-temporal localization is vital for precise interactions across diverse domains, from biological research to autonomous navigation and interactive interfaces. Current video-based approaches, while proficient in tracking, lack the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Ghazi Shazan Ahmad , Ahmed Heakl , Hanan Gani , Abdelrahman Shaker , Zhiqiang Shen , Fahad Shahbaz Khan , Salman Khan

Recent great advances in video generation models have demonstrated their potential to produce high-quality videos, bringing challenges to effective evaluation. Unlike human evaluation, existing automated evaluation metrics lack highlevel…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Zhun Mou , Bin Xia , Zhengchao Huang , Wenming Yang , Jiaya Jia

Evaluating large language models (LLMs) has become increasingly challenging as model capabilities advance rapidly. While recent models often achieve higher scores on standard benchmarks, these improvements do not consistently reflect…

Computation and Language · Computer Science 2025-08-21 Haiquan Hu , Jiazhi Jiang , Shiyou Xu , Ruhan Zeng , Tian Wang

Understanding temporal dynamics in medical imaging is crucial for applications such as disease progression modeling, treatment planning and anatomical development tracking. However, most deep learning methods either consider only single…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Nico Albert Disch , Yannick Kirchhoff , Robin Peretzke , Maximilian Rokuss , Saikat Roy , Constantin Ulrich , David Zimmerer , Klaus Maier-Hein

Selecting informative frames from long videos is a combinatorial problem that existing methods address either through efficient heuristics without explicit modeling of query-conditioned temporal structure, or through multi stage retrieval…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Mehrajul Abadin Miraj , Abdul Mohaimen Al Radi , Shariful Islam Rayhan , Md. Tanvir Alam , Ismat Rahman , Yu Tian , Md Mosaddek Khan

Embodied-AI agents must reason about how objects move and interact in 3-D space over time, yet existing smaller frontier Large Language Models (LLMs) still mis-handle fine-grained spatial relations, metric distances, and temporal orderings.…

Robotics · Computer Science 2026-04-10 Jacob Anderson , Bardh Hoxha , Georgios Fainekos , Hideki Okamoto , Danil Prokhorov

The performance of image classification methodsheavily relies on the high-quality annotations, which are noteasily affordable, particularly for medical data. To alleviate thislimitation, in this study, we propose a weakly supervised…

Image and Video Processing · Electrical Eng. & Systems 2021-09-29 Maedeh Sadat Fasihi , Wasfy B. Mikhael

Large language models (LLMs) have achieved remarkable performance on diverse benchmarks, yet existing evaluation practices largely rely on coarse summary metrics that obscure underlying reasoning abilities. In this work, we propose novel…

Methodology · Statistics 2026-03-17 Jia Liu , Zhiyu Xu , Yuqi Gu

Multimodal large language models (MLLMs) have made remarkable progress in either temporal or spatial localization. However, they struggle to perform spatio-temporal video grounding. This limitation stems from two major challenges. Firstly,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Jiankang Wang , Zhihan Zhang , Zhihang Liu , Yang Li , Jiannan Ge , Hongtao Xie , Yongdong Zhang

Temporal human action detection aims to identify and localize action segments within untrimmed videos, serving as a pivotal task in video understanding. Despite the progress achieved by prior architectures like CNN and Transformer models,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Yicheng Qiu , Keiji Yanai

Recently, Vision Large Language Models (VLLMs) integrated with vision encoders have shown promising performance in vision understanding. The key of VLLMs is to encode visual content into sequences of visual tokens, enabling VLLMs to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Zhuqiang Lu , Zhenfei Yin , Mengwei He , Zhihui Wang , Zicheng Liu , Zhiyong Wang , Kun Hu

The assessment of general movements (GMs) in infants is a useful tool in the early diagnosis of neurodevelopmental disorders. However, its evaluation in clinical practice relies on visual inspection by experts, and an automated solution is…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Yuki Hashimoto , Akira Furui , Koji Shimatani , Maura Casadio , Paolo Moretti , Pietro Morasso , Toshio Tsuji

By converting low-frame-rate, low-resolution videos into high-frame-rate, high-resolution ones, space-time video super-resolution techniques can enhance visual experiences and facilitate more efficient information dissemination. We propose…

Image and Video Processing · Electrical Eng. & Systems 2024-07-12 Congrui Fu , Hui Yuan , Shiqi Jiang , Guanghui Zhang , Liquan Shen , Raouf Hamzaoui

Screening tasks that aim to identify a small subset of top alternatives from a large pool are common in business decision-making processes. These tasks often require substantial human effort to evaluate each alternative's performance,…

Machine Learning · Statistics 2025-04-28 Zaile Li , Weiwei Fan , L. Jeff Hong

Vision Language Models (VLMs) struggle with long-form videos due to the quadratic complexity of attention mechanisms. We propose Language-Guided Temporal Token Pruning (LGTTP), which leverages temporal cues from queries to adaptively prune…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yogesh Kumar