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In many computer vision tasks, the relevant information to solve the problem at hand is mixed to irrelevant, distracting information. This has motivated researchers to design attentional models that can dynamically focus on parts of images…

计算机视觉与模式识别 · 计算机科学 2017-02-14 Loris Bazzani , Hugo Larochelle , Lorenzo Torresani

Video world models have shown immense potential in simulating the physical world, yet existing memory mechanisms primarily treat environments as static canvases. When dynamic subjects hide out of sight and later re-emerge, current methods…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Kaijin Chen , Dingkang Liang , Xin Zhou , Yikang Ding , Xiaoqiang Liu , Pengfei Wan , Xiang Bai

Videos are inherently multimodal. This paper studies the problem of how to fully exploit the abundant multimodal clues for improved video categorization. We introduce a hybrid deep learning framework that integrates useful clues from…

多媒体 · 计算机科学 2017-06-15 Yu-Gang Jiang , Zuxuan Wu , Jinhui Tang , Zechao Li , Xiangyang Xue , Shih-Fu Chang

The spherical domain representation of 360 video/image presents many challenges related to the storage, processing, transmission and rendering of omnidirectional videos (ODV). Models of human visual attention can be used so that only a…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Yasser Dahou , Marouane Tliba , Kevin McGuinness , Noel O'Connor

6 DoF poses estimation problem aims to estimate the rotation and translation parameters between two coordinates, such as object world coordinate and camera world coordinate. Although some advances are made with the help of deep learning,…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Haowen Sun , Taiyong Wang

Current Point-based detectors can only learn from the provided points, with limited receptive fields and insufficient global learning capabilities for such targets. In this paper, we present a novel Point Dilation Mechanism for single-stage…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Ao Liang , Haiyang Hua , Jian Fang , Wenyu Chen , Huaici Zhao

In this study, we introduce LoopDB, which is a challenging loop closure dataset comprising over 1000 images captured across diverse environments, including parks, indoor scenes, parking spaces, as well as centered around individual objects.…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Mohammad-Maher Nakshbandi , Ziad Sharawy , Dorian Cojocaru , Sorin Grigorescu

Recently, deep learning approaches have achieved promising results in various fields of computer vision. In this paper, we investigate the combination of deep learning based methods and depth maps as input images to tackle the problem of…

计算机视觉与模式识别 · 计算机科学 2018-12-17 Guido Borghi

Depth cameras allow to set up reliable solutions for people monitoring and behavior understanding, especially when unstable or poor illumination conditions make unusable common RGB sensors. Therefore, we propose a complete framework for the…

计算机视觉与模式识别 · 计算机科学 2018-09-03 Guido Borghi , Matteo Fabbri , Roberto Vezzani , Simone Calderara , Rita Cucchiara

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

计算机视觉与模式识别 · 计算机科学 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

In this paper, we introduce HEADS-UP, the first egocentric dataset collected from head-mounted cameras, designed specifically for trajectory prediction in blind assistance systems. With the growing population of blind and visually impaired…

2D object proposals, quickly detected regions in an image that likely contain an object of interest, are an effective approach for improving the computational efficiency and accuracy of object detection in color images. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Ramanpreet Singh Pahwa , Jiangbo Lu , Nianjuan Jiang , Tian Tsong Ng , Minh N. Do

Learned image compression methods have exhibited superior rate-distortion performance than classical image compression standards. Most existing learned image compression models are based on Convolutional Neural Networks (CNNs). Despite…

图像与视频处理 · 电气工程与系统科学 2022-04-12 Renjie Zou , Chunfeng Song , Zhaoxiang Zhang

Frame selection is crucial due to high frame redundancy and limited context windows when applying Large Vision-Language Models (LVLMs) to long videos. Current methods typically select frames with high relevance to a given query, resulting…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Wang Chen , Yuhui Zeng , Yongdong Luo , Tianyu Xie , Luojun Lin , Jiayi Ji , Yan Zhang , Xiawu Zheng

Extending state-of-the-art object detectors from image to video is challenging. The accuracy of detection suffers from degenerated object appearances in videos, e.g., motion blur, video defocus, rare poses, etc. Existing work attempts to…

计算机视觉与模式识别 · 计算机科学 2017-08-21 Xizhou Zhu , Yujie Wang , Jifeng Dai , Lu Yuan , Yichen Wei

Defocus blur arises in images that are captured with a shallow depth of field due to the use of a wide aperture. Correcting defocus blur is challenging because the blur is spatially varying and difficult to estimate. We propose an effective…

图像与视频处理 · 电气工程与系统科学 2020-07-20 Abdullah Abuolaim , Michael S. Brown

A major challenge for high dynamic range (HDR) image reconstruction from multi-exposed low dynamic range (LDR) images, especially with dynamic scenes, is the extraction and merging of relevant contextual features in order to suppress any…

图像与视频处理 · 电气工程与系统科学 2022-11-09 Lingkai Zhu , Fei Zhou , Bozhi Liu , Orcun Göksel

We propose a novel method to estimate a driver's points-of-gaze using a pair of ordinary cameras mounted on the windshield and dashboard of a car. This is a challenging problem due to the dynamics of traffic environments with 3D scenes of…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Dat Viet Thanh Nguyen , Anh Tran , Hoai Nam Vu , Cuong Pham , Minh Hoai

Video processing and analysis have become an urgent task since a huge amount of videos (e.g., Youtube, Hulu) are uploaded online every day. The extraction of representative key frames from videos is very important in video processing and…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Hao Tang , Lei Ding , Songsong Wu , Bin Ren , Nicu Sebe , Paolo Rota

Image matting is an important computer vision problem. Many existing matting methods require a hand-made trimap to provide auxiliary information, which is very expensive and limits the real world usage. Recently, some trimap-free methods…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Hang Cheng , Shugong Xu , Xiufeng Jiang , Rongrong Wang