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The integration of dynamic, sparse structures like Mixture-of-Experts (MoE) with parameter-efficient adapters (e.g., LoRA) is a powerful technique for enhancing Large Language Models (LLMs). However, this architectural enhancement comes at…

人工智能 · 计算机科学 2026-03-13 Qiyang Li , Rui Kong , Yuchen Li , Hengyi Cai , Shuaiqiang Wang , Linghe Kong , Guihai Chen , Dawei Yin

Action recognition in videos has attracted a lot of attention in the past decade. In order to learn robust models, previous methods usually assume videos are trimmed as short sequences and require ground-truth annotations of each video…

计算机视觉与模式识别 · 计算机科学 2019-02-21 Xiao-Yu Zhang , Haichao Shi , Changsheng Li , Kai Zheng , Xiaobin Zhu , Lixin Duan

Video editing has recently achieved remarkable progress with diffusion-based generative models, enabling diverse object-level manipulations from natural language instructions. However, existing methods often struggle under occlusion,…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Lin Liu , Zhihan Xiao , Haohang Xu , Rong Cong , Zhibo Zhang , Xiaopeng Zhang , Qi Tian

Typical video classification methods often divide a video into short clips, do inference on each clip independently, then aggregate the clip-level predictions to generate the video-level results. However, processing visually similar clips…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Linchao Zhu , Laura Sevilla-Lara , Du Tran , Matt Feiszli , Yi Yang , Heng Wang

The most recent efforts in video matting have focused on eliminating trimap dependency since trimap annotations are expensive and trimap-based methods are less adaptable for real-time applications. Despite the latest tripmap-free methods…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Chung-Ching Lin , Jiang Wang , Kun Luo , Kevin Lin , Linjie Li , Lijuan Wang , Zicheng Liu

Video Anomaly Detection (VAD) can play a key role in spotting unusual activities in video footage. VAD is difficult to use in real-world settings due to the dynamic nature of human actions, environmental variations, and domain shifts.…

计算机视觉与模式识别 · 计算机科学 2025-08-13 Shanle Yao , Ghazal Alinezhad Noghre , Armin Danesh Pazho , Hamed Tabkhi

In comparison to classical shallow representation learning techniques, deep neural networks have achieved superior performance in nearly every application benchmark. But despite their clear empirical advantages, it is still not well…

机器学习 · 计算机科学 2022-01-11 Calvin Murdock , George Cazenavette , Simon Lucey

Adaptive gradient methods, such as Adam and LAMB, have demonstrated excellent performance in the training of large language models. Nevertheless, the need for adaptivity requires maintaining second-moment estimates of the per-parameter…

计算与语言 · 计算机科学 2023-08-08 Yang Luo , Xiaozhe Ren , Zangwei Zheng , Zhuo Jiang , Xin Jiang , Yang You

Video activity recognition has become increasingly important in robots and embodied AI. Recognizing continuous video activities poses considerable challenges due to the fast expansion of streaming video, which contains multi-scale and…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Hao Wu , Donglin Bai , Shiqi Jiang , Qianxi Zhang , Yifan Yang , Xin Ding , Ting Cao , Yunxin Liu , Fengyuan Xu

While large deep neural networks excel at general video analytics tasks, the significant demand on computing capacity makes them infeasible for real-time inference on resource-constrained end cam-eras. In this paper, we propose an…

多媒体 · 计算机科学 2023-09-01 Yuxin Kong , Peng Yang , Yan Cheng

Previous dominant methods for scene flow estimation focus mainly on input from two consecutive frames, neglecting valuable information in the temporal domain. While recent trends shift towards multi-frame reasoning, they suffer from rapidly…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Qingwen Zhang , Xiaomeng Zhu , Yushan Zhang , Yixi Cai , Olov Andersson , Patric Jensfelt

Multi-modal transformers are rapidly gaining attention in video captioning tasks. Existing multi-modal video captioning methods typically extract a fixed number of frames, which raises critical challenges. When a limited number of frames…

计算机视觉与模式识别 · 计算机科学 2025-10-09 Sangho Lee , Il Yong Chun , Hogun Park

Video processing has become a popular research direction in computer vision due to its various applications such as video summarization, action recognition, etc. Recently, deep learning-based methods have achieved impressive results in…

计算机视觉与模式识别 · 计算机科学 2020-09-29 G M Mashrur E Elahi , Yee-Hong Yang

One of the core components of conventional (i.e., non-learned) video codecs consists of predicting a frame from a previously-decoded frame, by leveraging temporal correlations. In this paper, we propose an end-to-end learned system for…

图像与视频处理 · 电气工程与系统科学 2020-04-22 Nannan Zou , Honglei Zhang , Francesco Cricri , Hamed R. Tavakoli , Jani Lainema , Emre Aksu , Miska Hannuksela , Esa Rahtu

Convolutional Neural Networks achieve state-of-the-art accuracy in object detection tasks. However, they have large computational and energy requirements that challenge their deployment on resource-constrained edge devices. Object detection…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Marina Neseem , Sherief Reda

Recent advancements in large-scale video-language models have shown significant potential for real-time planning and detailed interactions. However, their high computational demands and the scarcity of annotated datasets limit their…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Yuxuan Wang , Yiqi Song , Cihang Xie , Yang Liu , Zilong Zheng

Soft tissue tracking is crucial for computer-assisted interventions. Existing approaches mainly rely on extracting discriminative features from the template and videos to recover corresponding matches. However, it is difficult to adopt…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Jiaxin Guo , Jiangliu Wang , Zhaoshuo Li , Tongyu Jia , Qi Dou , Yun-Hui Liu

Deep convolutional neutral networks have achieved great success on image recognition tasks. Yet, it is non-trivial to transfer the state-of-the-art image recognition networks to videos as per-frame evaluation is too slow and unaffordable.…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Xizhou Zhu , Yuwen Xiong , Jifeng Dai , Lu Yuan , Yichen Wei

Fast and accurate video object recognition, which relies on frame-by-frame video analytics, remains a challenge for resource-constrained devices such as traffic cameras. Recent advances in mobile edge computing have made it possible to…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Kun Guo , Yun Shen , Xijun Wang , Chaoqun You , Yun Rui , Tony Q. S. Quek

Spatial convolutions are widely used in numerous deep video models. It fundamentally assumes spatio-temporal invariance, i.e., using shared weights for every location in different frames. This work presents Temporally-Adaptive Convolutions…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Ziyuan Huang , Shiwei Zhang , Liang Pan , Zhiwu Qing , Mingqian Tang , Ziwei Liu , Marcelo H. Ang