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Continual learning for video--language understanding is increasingly important as models face non-stationary data, domains, and query styles, yet prevailing solutions blur what should stay stable versus what should adapt, rely on static…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Mengzhu Xu , Hanzhi Liu , Ningkang Peng , Qianyu Chen , Canran Xiao

Understanding long, real-world videos requires modeling of long-range visual dependencies. To this end, we explore video-first architectures, building on the common paradigm of transferring large-scale, image--text models to video via…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Pinelopi Papalampidi , Skanda Koppula , Shreya Pathak , Justin Chiu , Joe Heyward , Viorica Patraucean , Jiajun Shen , Antoine Miech , Andrew Zisserman , Aida Nematzadeh

Visual effects (VFX) are crucial to the expressive power of digital media, yet their creation remains a major challenge for generative AI. Prevailing methods often rely on the one-LoRA-per-effect paradigm, which is resource-intensive and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Baolu Li , Yiming Zhang , Qinghe Wang , Liqian Ma , Xiaoyu Shi , Xintao Wang , Pengfei Wan , Zhenfei Yin , Yunzhi Zhuge , Huchuan Lu , Xu Jia

The abundance and ease of utilizing sound, along with the fact that auditory clues reveal so much about what happens in the scene, make the audio-visual space a perfectly intuitive choice for self-supervised representation learning.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Mahdi M. Kalayeh , Nagendra Kamath , Lingyi Liu , Ashok Chandrashekar

We describe a technique that automatically generates plausible depth maps from videos using non-parametric depth sampling. We demonstrate our technique in cases where past methods fail (non-translating cameras and dynamic scenes). Our…

Computer Vision and Pattern Recognition · Computer Science 2020-02-12 Kevin Karsch , Ce Liu , Sing Bing Kang

There has been a growing trend in compressing and transmitting videos from terminals for machine vision tasks. Nevertheless, most video coding optimization method focus on minimizing distortion according to human perceptual metrics,…

Multimedia · Computer Science 2025-12-18 Fei Zhao , Mengxi Guo , Shijie Zhao , Junlin Li , Li Zhang , Xiaodong Xie

We aim to leverage diffusion to address the challenging image matting task. However, the presence of high computational overhead and the inconsistency of noise sampling between the training and inference processes pose significant obstacles…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Yihan Hu , Yiheng Lin , Wei Wang , Yao Zhao , Yunchao Wei , Humphrey Shi

This paper addresses the problem of transparent object matting. Existing image matting approaches for transparent objects often require tedious capturing procedures and long processing time, which limit their practical use. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Guanying Chen , Kai Han , Kwan-Yee K. Wong

Most existing human matting algorithms tried to separate pure human-only foreground from the background. In this paper, we propose a Virtual Multi-modality Foreground Matting (VMFM) method to learn human-object interactive foreground (human…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Bo Xu , Han Huang , Cheng Lu , Ziwen Li , Yandong Guo

Learning an animatable and clothed human avatar model with vivid dynamics and photorealistic appearance from multi-view videos is an important foundational research problem in computer graphics and vision. Fueled by recent advances in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Heming Zhu , Guoxing Sun , Christian Theobalt , Marc Habermann

Background In analytical chemistry, spatial information about materials is commonly captured through imaging techniques, such as traditional color cameras or with advanced hyperspectral cameras and microscopes. However, efficiently…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Puneet Mishra , Martijntje Vollebregt , Yizhou Ma , Maria Font-i-Furnols

Recently, trimap-free methods have drawn increasing attention in human video matting due to their promising performance. Nevertheless, these methods still suffer from the lack of deterministic foreground-background cues, which impairs their…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Huayu Zhang , Dongyue Wu , Yuanjie Shao , Nong Sang , Changxin Gao

Detecting video deepfakes has become increasingly urgent in recent years. Given the audio-visual information in videos, existing methods typically expose deepfakes by modeling cross-modal correspondence using specifically designed…

Multimedia · Computer Science 2026-04-13 Zihe Wei , Yuezun Li

The design of deep learning methods for low light video enhancement remains a challenging problem owing to the difficulty in capturing low light and ground truth video pairs. This is particularly hard in the context of dynamic scenes or…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Shivam Chhirolya , Sameer Malik , Rajiv Soundararajan

Feature visualization is used to visualize learned features for black box machine learning models. Our approach explores an altered training process to improve interpretability of the visualizations. We argue that by using background…

Computer Vision and Pattern Recognition · Computer Science 2023-06-26 Ian E. Nielsen , Erik Grundeland , Joseph Snedeker , Ghulam Rasool , Ravi P. Ramachandran

Video question-answering is a fundamental task in the field of video understanding. Although current vision--language models (VLMs) equipped with Video Transformers have enabled temporal modeling and yielded superior results, they are at…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Wei Han , Hui Chen , Min-Yen Kan , Soujanya Poria

Video salient object detection aims to find the most visually distinctive objects in a video. To explore the temporal dependencies, existing methods usually resort to recurrent neural networks or optical flow. However, these approaches…

Computer Vision and Pattern Recognition · Computer Science 2021-11-04 Yi-Wen Chen , Xiaojie Jin , Xiaohui Shen , Ming-Hsuan Yang

Temporal modeling is crucial for various video learning tasks. Most recent approaches employ either factorized (2D+1D) or joint (3D) spatial-temporal operations to extract temporal contexts from the input frames. While the former is more…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Yizhou Zhao , Zhenyang Li , Xun Guo , Yan Lu

Recently, with the enormous growth of online videos, fast video retrieval research has received increasing attention. As an extension of image hashing techniques, traditional video hashing methods mainly depend on hand-crafted features and…

Computer Vision and Pattern Recognition · Computer Science 2017-12-04 Yj Dong , JG Li

A novel image matching method is proposed that utilizes learned features extracted by an off-the-shelf deep neural network to obtain a promising performance. The proposed method uses pre-trained VGG architecture as a feature extractor and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Ufuk Efe , Kutalmis Gokalp Ince , A. Aydin Alatan