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Vision Transformer(ViT) is one of the most widely used models in the computer vision field with its great performance on various tasks. In order to fully utilize the ViT-based architecture in various applications, proper visualization…

计算机视觉与模式识别 · 计算机科学 2024-02-08 Saebom Leem , Hyunseok Seo

Most transformer-based video encoders are limited to short temporal contexts due to their quadratic complexity. While various attempts have been made to extend this context, this has often come at the cost of both conceptual and…

计算机视觉与模式识别 · 计算机科学 2024-06-03 Ivana Balažević , Yuge Shi , Pinelopi Papalampidi , Rahma Chaabouni , Skanda Koppula , Olivier J. Hénaff

Transformer models have shown great success handling long-range interactions, making them a promising tool for modeling video. However, they lack inductive biases and scale quadratically with input length. These limitations are further…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Javier Selva , Anders S. Johansen , Sergio Escalera , Kamal Nasrollahi , Thomas B. Moeslund , Albert Clapés

Recent advances in deep learning have markedly improved the quality of visual-attention modelling. In this work we apply these advances to video compression. We propose a compression method that uses a saliency model to adaptively compress…

计算机视觉与模式识别 · 计算机科学 2019-07-25 Vitaliy Lyudvichenko , Mikhail Erofeev , Alexander Ploshkin , Dmitriy Vatolin

A great challenge in video-language (VidL) modeling lies in the disconnection between fixed video representations extracted from image/video understanding models and downstream VidL data. Recent studies try to mitigate this disconnection…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Tsu-Jui Fu , Linjie Li , Zhe Gan , Kevin Lin , William Yang Wang , Lijuan Wang , Zicheng Liu

Do video-text transformers learn to model temporal relationships across frames? Despite their immense capacity and the abundance of multimodal training data, recent work has revealed the strong tendency of video-text models towards…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Yi Li , Kyle Min , Subarna Tripathi , Nuno Vasconcelos

Temporal action segmentation is a topic of increasing interest, however, annotating each frame in a video is cumbersome and costly. Weakly supervised approaches therefore aim at learning temporal action segmentation from videos that are…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Mohsen Fayyaz , Juergen Gall

Video summarization is among challenging tasks in computer vision, which aims at identifying highlight frames or shots over a lengthy video input. In this paper, we propose an novel attention-based framework for video summarization with…

计算机视觉与模式识别 · 计算机科学 2020-06-04 Yen-Ting Liu , Yu-Jhe Li , Yu-Chiang Frank Wang

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

Language-driven action localization in videos is a challenging task that involves not only visual-linguistic matching but also action boundary prediction. Recent progress has been achieved through aligning language query to video segments,…

计算机视觉与模式识别 · 计算机科学 2022-05-13 Shuo Yang , Xinxiao Wu

Recent works have demonstrated that transformer can achieve promising performance in computer vision, by exploiting the relationship among image patches with self-attention. While they only consider the attention in a single feature layer,…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Nannan Li , Yaran Chen , Weifan Li , Zixiang Ding , Dongbin Zhao

Vision Transformers (ViTs) mark a revolutionary advance in neural networks with their token mixer's powerful global context capability. However, the pairwise token affinity and complex matrix operations limit its deployment on…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Tianfang Zhang , Lei Li , Yang Zhou , Wentao Liu , Chen Qian , Jenq-Neng Hwang , Xiangyang Ji

We propose an end-to-end image compression and analysis model with Transformers, targeting to the cloud-based image classification application. Instead of placing an existing Transformer-based image classification model directly after an…

计算机视觉与模式识别 · 计算机科学 2021-12-20 Yuanchao Bai , Xu Yang , Xianming Liu , Junjun Jiang , Yaowei Wang , Xiangyang Ji , Wen Gao

Multivariate time series (MTS) forecasting is vital across various domains but remains challenging due to the need to simultaneously model temporal and inter-variate dependencies. Existing channel-dependent models, where Transformer-based…

机器学习 · 计算机科学 2025-02-03 Junwoo Ha , Hyukjae Kwon , Sungsoo Kim , Kisu Lee , Seungjae Park , Ha Young Kim

Contemporary Video Object Segmentation (VOS) approaches typically consist stages of feature extraction, matching, memory management, and multiple objects aggregation. Recent advanced models either employ a discrete modeling for these…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Wanyun Li , Pinxue Guo , Xinyu Zhou , Lingyi Hong , Yangji He , Xiangyu Zheng , Wei Zhang , Wenqiang Zhang

Latent Video Diffusion Models (LVDMs) rely on Variational Autoencoders (VAEs) to compress videos into compact latent representations. For continuous Variational Autoencoders (VAEs), achieving higher compression rates is desirable; yet, the…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Yubo Dong , Linchao Zhu

Humans possess remarkable ability to accurately classify new, unseen images after being exposed to only a few examples. Such ability stems from their capacity to identify common features shared between new and previously seen images while…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Weihao Jiang , Chang Liu , Kun He

We introduce a Transformer based 6D Object Pose Estimation framework VideoPose, comprising an end-to-end attention based modelling architecture, that attends to previous frames in order to estimate accurate 6D Object Poses in videos. Our…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Apoorva Beedu , Huda Alamri , Irfan Essa

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…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Xiaolong Liu , Song Bai , Xiang Bai

Transformer has been very successful in various computer vision tasks and understanding the working mechanism of transformer is important. As touchstones, weakly-supervised semantic segmentation (WSSS) and class activation map (CAM) are…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Lianghui Zhu , Yingyue Li , Jiemin Fang , Yan Liu , Hao Xin , Wenyu Liu , Xinggang Wang