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Related papers: Spatio-temporal Relation Modeling for Few-shot Act…

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Optimization-based approaches dominate infrared small target detection as they leverage infrared imagery's intrinsic low-rankness and sparsity. While effective for single-frame images, they struggle with dynamic changes in multi-frame…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Fengyi Wu , Simin Liu , Haoan Wang , Bingjie Tao , Junhai Luo , Zhenming Peng

Existing works in few-shot action recognition mostly fine-tune a pre-trained image model and design sophisticated temporal alignment modules at feature level. However, simply fully fine-tuning the pre-trained model could cause overfitting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Congqi Cao , Yueran Zhang , Yating Yu , Qinyi Lv , Lingtong Min , Yanning Zhang

Fine-grained action recognition is attracting increasing attention due to the emerging demand of specific action understanding in real-world applications, whereas the data of rare fine-grained categories is very limited. Therefore, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Jiahao Wang , Yunhong Wang , Sheng Liu , Annan Li

Few-shot action recognition aims to recognize novel action classes using only a small number of labeled training samples. In this work, we propose a novel approach that first summarizes each video into compound prototypes consisting of a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Yifei Huang , Lijin Yang , Yoichi Sato

We propose MASTAF, a Model-Agnostic Spatio-Temporal Attention Fusion network for few-shot video classification. MASTAF takes input from a general video spatial and temporal representation,e.g., using 2D CNN, 3D CNN, and Video Transformer.…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Rex Liu , Huanle Zhang , Hamed Pirsiavash , Xin Liu

Few-shot Intent Detection is challenging due to the scarcity of available annotated utterances. Although recent works demonstrate that multi-level matching plays an important role in transferring learned knowledge from seen training classes…

Computation and Language · Computer Science 2020-10-13 Hoang Nguyen , Chenwei Zhang , Congying Xia , Philip S. Yu

Transferring existing image-based detectors to the video is non-trivial since the quality of frames is always deteriorated by part occlusion, rare pose, and motion blur. Previous approaches exploit to propagate and aggregate features across…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Zhengkai Jiang , Yu Liu , Ceyuan Yang , Jihao Liu , Peng Gao , Qian Zhang , Shiming Xiang , Chunhong Pan

Recently, learning-based algorithms have achieved promising performance on cross-spectral image patch matching, which, however, is still far from satisfactory for practical application. On the one hand, a lack of large-scale dataset with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Xiuwei Zhang , Yanping Li , Zhaoshuai Qi , Yi Sun , Yanning Zhang

Vision-Language-Action models have demonstrated remarkable capabilities in predicting agent movements within virtual environments and real-world scenarios based on visual observations and textual instructions. Although recent research has…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Maxim A. Patratskiy , Alexey K. Kovalev , Aleksandr I. Panov

Few-shot Learning (FSL) aims to classify new concepts from a small number of examples. While there have been an increasing amount of work on few-shot object classification in the last few years, most current approaches are limited to images…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Mathieu Pagé Fortin , Brahim Chaib-draa

The Segment Anything Model (SAM) has demonstrated strong performance in image segmentation of natural scene images. However, its effectiveness diminishes markedly when applied to specific scientific domains, such as Scanning Probe…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Yao Shen , Ziwei Wei , Chunmeng Liu , Shuming Wei , Qi Zhao , Kaiyang Zeng , Guangyao Li

A major emerging challenge is how to protect people's privacy as cameras and computer vision are increasingly integrated into our daily lives, including in smart devices inside homes. A potential solution is to capture and record just the…

Computer Vision and Pattern Recognition · Computer Science 2018-01-15 Mingze Xu , Aidean Sharghi , Xin Chen , David J Crandall

Many interesting events in the real world are rare making preannotated machine learning ready videos a rarity in consequence. Thus, temporal activity detection models that are able to learn from a few examples are desirable. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Huijuan Xu , Ximeng Sun , Eric Tzeng , Abir Das , Kate Saenko , Trevor Darrell

This paper introduces the task of few-shot common action localization in time and space. Given a few trimmed support videos containing the same but unknown action, we strive for spatio-temporal localization of that action in a long…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Pengwan Yang , Pascal Mettes , Cees G. M. Snoek

The drastic variation of motion in spatial and temporal dimensions makes the video prediction task extremely challenging. Existing RNN models obtain higher performance by deepening or widening the model. They obtain the multi-scale features…

Computer Vision and Pattern Recognition · Computer Science 2024-02-19 Zhifeng Ma , Hao Zhang , Jie Liu

In this paper, we propose to improve the traditional use of RNNs by employing a many to many model for video classification. We analyze the importance of modeling spatial layout and temporal encoding for daily living action recognition.…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Srijan Das , Michal Koperski , Francois Bremond , Gianpiero Francesca

This thesis focuses on video understanding for human action and interaction recognition. We start by identifying the main challenges related to action recognition from videos and review how they have been addressed by current methods. Based…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Alexandros Stergiou

Research in action detection has grown in the recentyears, as it plays a key role in video understanding. Modelling the interactions (either spatial or temporal) between actors and their context has proven to be essential for this task.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Manuel Sarmiento Calderó , David Varas , Elisenda Bou-Balust

Although having achieved great success in medical image segmentation, deep convolutional neural networks usually require a large dataset with manual annotations for training and are difficult to generalize to unseen classes. Few-shot…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Hao Tang , Xingwei Liu , Shanlin Sun , Xiangyi Yan , Xiaohui Xie

Although modern object detectors rely heavily on a significant amount of training data, humans can easily detect novel objects using a few training examples. The mechanism of the human visual system is to interpret spatial relationships…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Geonuk Kim , Hong-Gyu Jung , Seong-Whan Lee
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