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相关论文: A3D: Adaptive 3D Networks for Video Action Recogni…

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Dynamic computation has emerged as a promising avenue to enhance the inference efficiency of deep networks. It allows selective activation of computational units, leading to a reduction in unnecessary computations for each input sample.…

计算机视觉与模式识别 · 计算机科学 2024-02-21 Yizeng Han , Zeyu Liu , Zhihang Yuan , Yifan Pu , Chaofei Wang , Shiji Song , Gao Huang

Given large amount of real photos for training, Convolutional neural network shows excellent performance on object recognition tasks. However, the process of collecting data is so tedious and the background are also limited which makes it…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Yida Wang , Weihong Deng

We address the problem of activity detection in continuous, untrimmed video streams. This is a difficult task that requires extracting meaningful spatio-temporal features to capture activities, accurately localizing the start and end times…

计算机视觉与模式识别 · 计算机科学 2017-09-04 Huijuan Xu , Abir Das , Kate Saenko

Active 3D reconstruction enables an agent to autonomously select viewpoints to efficiently obtain accurate and complete scene geometry, rather than passively reconstructing scenes from pre-collected images. However, existing active…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Tianling Xu , Shengzhe Gan , Leslie Gu , Yuelei Li , Fangneng Zhan , Hanspeter Pfister

Large kernel convolutions offer a scalable alternative to vision transformers for high-resolution 3D volumetric analysis, yet naively increasing kernel size often leads to optimization instability. Motivated by the spatial bias inherent in…

计算机视觉与模式识别 · 计算机科学 2026-02-02 Ho Hin Lee , Quan Liu , Shunxing Bao , Yuankai Huo , Bennett A. Landman

Training competitive deep video models is an order of magnitude slower than training their counterpart image models. Slow training causes long research cycles, which hinders progress in video understanding research. Following standard…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Chao-Yuan Wu , Ross Girshick , Kaiming He , Christoph Feichtenhofer , Philipp Krähenbühl

The field of neural rendering has witnessed significant progress with advancements in generative models and differentiable rendering techniques. Though 2D diffusion has achieved success, a unified 3D diffusion pipeline remains unsettled.…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Yushi Lan , Fangzhou Hong , Shangchen Zhou , Shuai Yang , Xuyi Meng , Yongwei Chen , Zhaoyang Lyu , Bo Dai , Xingang Pan , Chen Change Loy

It is not trivial to optimally learn a 3D Convolutional Neural Networks (3D ConvNets) due to high complexity and various options of the training scheme. The most common hand-tuning process starts from learning 3D ConvNets using short video…

计算机视觉与模式识别 · 计算机科学 2022-01-12 Zhaofan Qiu , Ting Yao , Chong-Wah Ngo , Tao Mei

Numerous works have recently integrated 3D camera control into foundational text-to-video models, but the resulting camera control is often imprecise, and video generation quality suffers. In this work, we analyze camera motion from a first…

In this paper, a novel video classification method is presented that aims to recognize different categories of third-person videos efficiently. Our motivation is to achieve a light model that could be trained with insufficient training…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Ali Javidani , Ahmad Mahmoudi-Aznaveh

Event-based cameras can overpass frame-based cameras limitations for important tasks such as high-speed motion detection during self-driving cars navigation in low illumination conditions. The event cameras' high temporal resolution and…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Haixin Sun , Minh-Quan Dao , Vincent Fremont

Quantizing deep networks with adaptive bit-widths is a promising technique for efficient inference across many devices and resource constraints. In contrast to static methods that repeat the quantization process and train different models…

计算机视觉与模式识别 · 计算机科学 2021-09-20 Ximeng Sun , Rameswar Panda , Chun-Fu Chen , Naigang Wang , Bowen Pan , Kailash Gopalakrishnan , Aude Oliva , Rogerio Feris , Kate Saenko

Computer vision algorithms are known to be extremely sensitive to the environmental conditions in which the data is captured, e.g., lighting conditions and target density. Tuning of parameters or choosing a completely new algorithm is often…

计算机视觉与模式识别 · 计算机科学 2016-05-24 Shu Zhang , Qi Zhu , Amit Roy-Chowdhury

Developing deep neural networks to generate 3D scenes is a fundamental problem in neural synthesis with immediate applications in architectural CAD, computer graphics, as well as in generating virtual robot training environments. This task…

计算机视觉与模式识别 · 计算机科学 2021-09-02 Haitao Yang , Zaiwei Zhang , Siming Yan , Haibin Huang , Chongyang Ma , Yi Zheng , Chandrajit Bajaj , Qixing Huang

Estimating 3D human poses from a monocular video is still a challenging task. Many existing methods' performance drops when the target person is occluded by other objects, or the motion is too fast/slow relative to the scale and speed of…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Cheng Yu , Bo Wang , Bo Yang , Robby T. Tan

Training robust deep video representations has proven to be computationally challenging due to substantial decoding overheads, the enormous size of raw video streams, and their inherent high temporal redundancy. Different from existing…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Shristi Das Biswas , Efstathia Soufleri , Arani Roy , Kaushik Roy

Although action recognition systems can achieve top performance when evaluated on in-distribution test points, they are vulnerable to unanticipated distribution shifts in test data. However, test-time adaptation of video action recognition…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Wei Lin , Muhammad Jehanzeb Mirza , Mateusz Kozinski , Horst Possegger , Hilde Kuehne , Horst Bischof

The video and action classification have extremely evolved by deep neural networks specially with two stream CNN using RGB and optical flow as inputs and they present outstanding performance in terms of video analysis. One of the…

计算机视觉与模式识别 · 计算机科学 2016-09-05 Ali Diba , Ali Mohammad Pazandeh , Luc Van Gool

This paper addresses the challenges of mobile user requirements in shadowing and multi-fading environments, focusing on the Downlink (DL) radio node selection based on Uplink (UL) channel estimation. One of the key issues tackled in this…

网络与互联网体系结构 · 计算机科学 2024-12-02 Mervat Zarour , Qiuheng Zhou , Sergiy Melnyk , Hans D. Schotten

We address the problem of capturing temporal information for video classification in 2D networks, without increasing their computational cost. Existing approaches focus on modifying the architecture of 2D networks (e.g. by including filters…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Kiyoon Kim , Shreyank N Gowda , Oisin Mac Aodha , Laura Sevilla-Lara