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In professional video compositing workflows, artists must manually create environmental interactions-such as shadows, reflections, dust, and splashes-between foreground subjects and background layers. Existing video generative models…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Luchao Qi , Jiaye Wu , Jun Myeong Choi , Cary Phillips , Roni Sengupta , Dan B Goldman

Recent large vision-language models (LVLMs) for video understanding are primarily fine-tuned with various videos scraped from online platforms. Existing datasets, such as ActivityNet, require considerable human labor for structuring and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Zhende Song , Chenchen Wang , Jiamu Sheng , Chi Zhang , Shengji Tang , Jiayuan Fan , Tao Chen

Vision transformers (ViTs) have found only limited practical use in processing images, in spite of their state-of-the-art accuracy on certain benchmarks. The reason for their limited use include their need for larger training datasets and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-26 Pranav Jeevan , Amit sethi

After their initial success in natural language processing, transformer architectures have rapidly gained traction in computer vision, providing state-of-the-art results for tasks such as image classification, detection, segmentation, and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Hugo Touvron , Matthieu Cord , Alaaeldin El-Nouby , Jakob Verbeek , Hervé Jégou

Event cameras report local changes of brightness through an asynchronous stream of output events. Events are spatially sparse at pixel locations with little brightness variation. We propose using a visual transformer (ViT) architecture to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Zuowen Wang , Yuhuang Hu , Shih-Chii Liu

We introduce VideoComp, a benchmark and learning framework for advancing video-text compositionality understanding, aimed at improving vision-language models (VLMs) in fine-grained temporal alignment. Unlike existing benchmarks focused on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Dahun Kim , AJ Piergiovanni , Ganesh Mallya , Anelia Angelova

Image matting is a fundamental computer vision problem and has many applications. Previous algorithms have poor performance when an image has similar foreground and background colors or complicated textures. The main reasons are prior…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Ning Xu , Brian Price , Scott Cohen , Thomas Huang

We propose a generative model that, given a coarsely edited image, synthesizes a photorealistic output that follows the prescribed layout. Our method transfers fine details from the original image and preserve the identity of its parts.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Hadi Alzayer , Zhihao Xia , Xuaner Zhang , Eli Shechtman , Jia-Bin Huang , Michael Gharbi

Vision-Language Pre-training (VLP) models like CLIP have achieved remarkable success in computer vision and particularly demonstrated superior robustness to distribution shifts of 2D images. However, their robustness under 3D viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Shouwei Ruan , Yinpeng Dong , Hanqing Liu , Yao Huang , Hang Su , Xingxing Wei

We revisit and advance visual prompting (VP), an input prompting technique for vision tasks. VP can reprogram a fixed, pre-trained source model to accomplish downstream tasks in the target domain by simply incorporating universal prompts…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Aochuan Chen , Yuguang Yao , Pin-Yu Chen , Yihua Zhang , Sijia Liu

Document shadow removal is essential for enhancing the clarity of digitized documents. Preserving high-frequency details (e.g., text edges and lines) is critical in this process because shadows often obscure or distort fine structures. This…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Chaewon Kim , Seoyeon Lee , Jonghyuk Park

Recent years have witnessed the significant development of learning-based video compression methods, which aim at optimizing objective or perceptual quality and bit rates. In this paper, we introduce deep video compression with perceptual…

Image and Video Processing · Electrical Eng. & Systems 2021-10-11 Saiping Zhang , Marta Mrak , Luis Herranz , Marc Górriz , Shuai Wan , Fuzheng Yang

Foundation models like CLIP (Contrastive Language-Image Pretraining) have revolutionized vision-language tasks by enabling zero-shot and few-shot learning through cross-modal alignment. However, their computational complexity and large…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Li Zhong , Ahmed Ghazal , Jun-Jun Wan , Frederik Zilly , Patrick Mackens , Joachim E. Vollrath , Bogdan Sorin Coseriu

Edge-assisted mobile video analytics (MVA) applications are increasingly shifting from using vision models based on convolutional neural networks (CNNs) to those built on vision transformers (ViTs) to leverage their superior global context…

Networking and Internet Architecture · Computer Science 2026-01-30 Miao Zhang , Guanzhen Wu , Hao Fang , Yifei Zhu , Fangxin Wang , Ruixiao Zhang , Jiangchuan Liu

Multi-modal large language models (MLLMs) have demonstrated considerable potential across various downstream tasks that require cross-domain knowledge. MLLMs capable of processing videos, known as Video-MLLMs, have attracted broad interest…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Jiajun Fei , Dian Li , Zhidong Deng , Zekun Wang , Gang Liu , Hui Wang

We present Vanast, a unified framework that generates garment-transferred human animation videos directly from a single human image, garment images, and a pose guidance video. Conventional two-stage pipelines treat image-based virtual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Hyunsoo Cha , Wonjung Woo , Byungjun Kim , Hanbyul Joo

We introduce in-context matting, a novel task setting of image matting. Given a reference image of a certain foreground and guided priors such as points, scribbles, and masks, in-context matting enables automatic alpha estimation on a batch…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 He Guo , Zixuan Ye , Zhiguo Cao , Hao Lu

Fueled by the Large Language Models (LLMs) wave, Large Visual-Language Models (LVLMs) have emerged as a pivotal advancement, bridging the gap between image and text. However, video making it challenging for LVLMs to perform adequately due…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Yang Liu , Pengxiang Ding , Siteng Huang , Min Zhang , Han Zhao , Donglin Wang

Video Large Language Models (VLLMs) unlock world-knowledge-aware video understanding through pretraining on internet-scale data and have already shown promise on tasks such as movie analysis and video question answering. However, deploying…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Haichao Zhang , Yao Lu , Lichen Wang , Yunzhe Li , Daiwei Chen , Yunpeng Xu , Yun Fu

Although recent text-to-video generative models are getting more capable of following external camera controls, imposed by either text descriptions or camera trajectories, they still struggle to generalize to unconventional camera motions,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Qiucheng Wu , Handong Zhao , Zhixin Shu , Jing Shi , Yang Zhang , Shiyu Chang