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Test-time adaptation (TTA) has emerged as a promising paradigm to handle the domain shifts at test time for medical images from different institutions without using extra training data. However, existing TTA solutions for segmentation tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Chuyan Zhang , Hao Zheng , Xin You , Yefeng Zheng , Yun Gu

Tracking Any Point (TAP) plays a crucial role in motion analysis. Video-based approaches rely on iterative local matching for tracking, but they assume linear motion during the blind time between frames, which leads to point loss under…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Han Han , Wei Zhai , Yang Cao , Bin Li , Zheng-jun Zha

Skill assessment in procedural videos is crucial for the objective evaluation of human performance in settings such as manufacturing and procedural daily tasks. Current research on skill assessment has predominantly focused on sports and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Michele Mazzamuto , Daniele Di Mauro , Gianpiero Francesca , Giovanni Maria Farinella , Antonino Furnari

Temporal action detection (TAD) is an important yet challenging task in video understanding. It aims to simultaneously predict the semantic label and the temporal interval of every action instance in an untrimmed video. Rather than…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Xiaolong Liu , Song Bai , Xiang Bai

Many automated processes such as auto-piloting rely on a good semantic segmentation as a critical component. To speed up performance, it is common to downsample the input frame. However, this comes at the cost of missed small objects and…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Dmitrii Marin , Zijian He , Peter Vajda , Priyam Chatterjee , Sam Tsai , Fei Yang , Yuri Boykov

Large-scale multimodal pre-trained models like CLIP rely heavily on high-quality training data, yet raw web-crawled datasets are often noisy, misaligned, and redundant, leading to inefficient training and suboptimal generalization. Existing…

Machine Learning · Computer Science 2026-02-06 Guanjie Cheng , Boyi Li , Lingyu Sun , Mengying Zhu , Yangyang Wu , Xinkui Zhao , Shuiguang Deng

For more efficient generalization to unseen domains (classes), most Few-shot Segmentation (FSS) would directly exploit pre-trained encoders and only fine-tune the decoder, especially in the current era of large models. However, such fixed…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Hanbo Bi , Yingchao Feng , Wenhui Diao , Peijin Wang , Yongqiang Mao , Kun Fu , Hongqi Wang , Xian Sun

Data selection is designed to accelerate learning with preserved performance. To achieve this, a fundamental thought is to identify informative data samples with significant contributions to the training. In this work, we propose…

Machine Learning · Computer Science 2025-09-30 Ziheng Cheng , Zhong Li , Jiang Bian

Image-based sports analytics enable automatic retrieval of key events in a game to speed up the analytics process for human experts. However, most existing methods focus on structured television broadcast video datasets with a straight and…

Computer Vision and Pattern Recognition · Computer Science 2020-02-20 Subhajit Chaudhury , Daiki Kimura , Phongtharin Vinayavekhin , Asim Munawar , Ryuki Tachibana , Koji Ito , Yuki Inaba , Minoru Matsumoto , Shuji Kidokoro , Hiroki Ozaki

Spatio-temporal action detection is an important and challenging problem in video understanding. The existing action detection benchmarks are limited in aspects of small numbers of instances in a trimmed video or low-level atomic actions.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Yixuan Li , Lei Chen , Runyu He , Zhenzhi Wang , Gangshan Wu , Limin Wang

Dynamic Data selection aims to accelerate training by prioritizing informative samples during online training. However, existing methods typically rely on task-specific handcrafted metrics or static/snapshot-based criteria to estimate…

Machine Learning · Computer Science 2026-05-14 Suorong Yang , Fangjian Su , Hai Gan , Ziqi Ye , Jie Li , Baile Xu , Furao Shen , Soujanya Poria

Time-series forecasting is crucial for numerous real-world applications including weather prediction and financial market modeling. While temporal-domain methods remain prevalent, frequency-domain approaches can effectively capture…

Machine Learning · Computer Science 2025-08-05 Zhixuan Li , Naipeng Chen , Seonghwa Choi , Sanghoon Lee , Weisi Lin

The accuracy of deep neural networks is significantly affected by how well mini-batches are constructed during the training step. In this paper, we propose a novel adaptive batch selection algorithm called Recency Bias that exploits the…

Machine Learning · Computer Science 2020-12-24 Hwanjun Song , Minseok Kim , Sundong Kim , Jae-Gil Lee

Most existing action quality assessment methods rely on the deep features of an entire video to predict the score, which is less reliable due to the non-transparent inference process and poor interpretability. We argue that understanding…

Computer Vision and Pattern Recognition · Computer Science 2022-04-08 Jinglin Xu , Yongming Rao , Xumin Yu , Guangyi Chen , Jie Zhou , Jiwen Lu

A common strategy in transfer learning is few shot fine-tuning, but its success is highly dependent on the quality of samples selected as training examples. Active learning methods such as uncertainty sampling and diversity sampling can…

Computation and Language · Computer Science 2026-04-23 Wei Han , David Martinez , Anna Khanina , Lawrence Cavedon , Karin Verspoor

To date, machine learning for human action recognition in video has been widely implemented in sports activities. Although some studies have been successful in the past, precision is still the most significant concern. In this study, we…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Cheng Yan , Xin Li , Guoqiang Li

Sampling-based methods for motion planning, which capture the structure of the robot's free space via (typically random) sampling, have gained popularity due to their scalability, simplicity, and for offering global guarantees, such as…

Robotics · Computer Science 2025-05-22 Itai Panasoff , Kiril Solovey

To predict the most salient regions of complex natural scenes, saliency models commonly compute several feature maps (contrast, orientation, motion...) and linearly combine them into a master saliency map. Since feature maps have different…

Computer Vision and Pattern Recognition · Computer Science 2017-02-03 Antoine Coutrot , Nathalie Guyader

The remarkable capabilities of the Segment Anything Model (SAM) for tackling image segmentation tasks in an intuitive and interactive manner has sparked interest in the design of effective visual prompts. Such interest has led to the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Jorge Quesada , Zoe Fowler , Mohammad Alotaibi , Mohit Prabhushankar , Ghassan AlRegib

Cameras are increasingly being deployed in cities, enterprises and roads world-wide to enable many applications in public safety, intelligent transportation, retail, healthcare and manufacturing. Often, after initial deployment of the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Sibendu Paul , Kunal Rao , Giuseppe Coviello , Murugan Sankaradas , Oliver Po , Y. Charlie Hu , Srimat Chakradhar