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Current works focus on addressing the remote sensing change detection task using bi-temporal images. Although good performance can be achieved, however, seldom of they consider the motion cues which may also be vital. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2024-08-16 Xixi Wang , Zitian Wang , Jingtao Jiang , Lan Chen , Xiao Wang , Bo Jiang

We consider a community finding problem called Co-located Community Detection (CCD) over geo-social networks, which retrieves communities that satisfy both high structural tightness and spatial closeness constraints. To provide a solution…

Databases · Computer Science 2019-09-04 Xiuwen Zheng , Qiyu Liu , Amarnath Gupta

We propose a new approach to determine correspondences between image pairs in the wild under large changes in illumination, viewpoint, context, and material. While other approaches find correspondences between pairs of images by treating…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Olivia Wiles , Sebastien Ehrhardt , Andrew Zisserman

Camera-only 3D detection provides an economical solution with a simple configuration for localizing objects in 3D space compared to LiDAR-based detection systems. However, a major challenge lies in precise depth estimation due to the lack…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Yue Hu , Yifan Lu , Runsheng Xu , Weidi Xie , Siheng Chen , Yanfeng Wang

We introduce and tackle the problem of zero-shot object detection (ZSD), which aims to detect object classes which are not observed during training. We work with a challenging set of object classes, not restricting ourselves to similar…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Ankan Bansal , Karan Sikka , Gaurav Sharma , Rama Chellappa , Ajay Divakaran

A critical limitation in large-scale multi-agent systems is the cascading of errors. And without intermediate verification, downstream agents exacerbate upstream inaccuracies, resulting in significant quality degradation. To bridge this…

Multiagent Systems · Computer Science 2026-03-18 Churong Liang , Jinling Gan , Kairan Hong , Qiushi Tian , Zongze Wu , Runnan Li

Recently, the popularity and wide use of the last-generation video conferencing technologies created an exponential growth in its market size. Such technology allows participants in different geographic regions to have a virtual…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Ehsan Nowroozi , Yassine Mekdad , Mauro Conti , Simone Milani , Selcuk Uluagac , Berrin Yanikoglu

Blackbox transfer attacks for image classifiers have been extensively studied in recent years. In contrast, little progress has been made on transfer attacks for object detectors. Object detectors take a holistic view of the image and the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Zikui Cai , Xinxin Xie , Shasha Li , Mingjun Yin , Chengyu Song , Srikanth V. Krishnamurthy , Amit K. Roy-Chowdhury , M. Salman Asif

Spatio-temporal action detection encompasses the tasks of localizing and classifying individual actions within a video. Recent works aim to enhance this process by incorporating interaction modeling, which captures the relationship between…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Wei-Jhe Huang , Min-Hung Chen , Shang-Hong Lai

In recent years, there has been a rapid increase in the number of service robots deployed for aiding people in their daily activities. Unfortunately, most of these robots require human input for training in order to do tasks in indoor…

Robotics · Computer Science 2019-08-02 Anwesan Pal , Carlos Nieto-Granda , Henrik I. Christensen

This paper shows that characterizing co-occurrence between events is an important but non-trivial and neglected aspect of discovering potential causal relationships in multimedia event streams. First an introduction to the notion of event…

Multimedia · Computer Science 2016-03-31 Laleh Jalali , Ramesh Jain

In this work we propose a WiFi colocation methodology for digital contact tracing. The approach works by having a device scan and store nearby access point information to perform proximity inference. We make our approach resilient to…

Computers and Society · Computer Science 2020-10-21 Mikhail Dmitrienko , Abhishek Singh , Patrick Erichsen , Ramesh Raskar

Wireless sensor networks consist of a large number of distributed sensor nodes so that potential risks are becoming more and more unpredictable. The new entrants pose the potential risks when they move into the secure zone. To build a door…

Cryptography and Security · Computer Science 2019-03-29 Tran Khanh Dang , Khanh T. K. Tran

Existing data collection methods for traffic operations and control usually rely on infrastructure-based loop detectors or probe vehicle trajectories. Connected and automated vehicles (CAVs) not only can report data about themselves but…

Robotics · Computer Science 2022-08-05 Hanlin Chen , Brian Liu , Xumiao Zhang , Feng Qian , Z. Morley Mao , Yiheng Feng

Existing co-salient object detection (CoSOD) methods generally employ a three-stage architecture (i.e., encoding, consensus extraction & dispersion, and prediction) along with a typical full fine-tuning paradigm. Although they yield certain…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Jie Wang , Nana Yu , Zihao Zhang , Yahong Han

The current COVID-19 pandemic highlights the utility of contact tracing, when combined with case isolation and social distancing, as an important tool for mitigating the spread of a disease [1]. Contact tracing provides a mechanism of…

Cryptography and Security · Computer Science 2020-04-13 Jack K. Fitzsimons , Atul Mantri , Robert Pisarczyk , Tom Rainforth , Zhikuan Zhao

The raise of collaborative robotics has led to wide range of sensor technologies to detect human-machine interactions: at short distances, proximity sensors detect nontactile gestures virtually occlusion-free, while at medium distances,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-17 Christoph Heindl , Markus Ikeda , Gernot Stübl , Andreas Pichler , Josef Scharinger

Large language models internalize enormous parametric knowledge during pre-training. Concurrently, realistic applications necessitate external contextual knowledge to aid models on the underlying tasks. This raises a crucial dilemma known…

Artificial Intelligence · Computer Science 2024-07-29 Xiaowei Yuan , Zhao Yang , Yequan Wang , Shengping Liu , Jun Zhao , Kang Liu

Recognizing how objects interact with each other is a crucial task in visual recognition. If we define the context of the interaction to be the objects involved, then most current methods can be categorized as either: (i) training a single…

Computer Vision and Pattern Recognition · Computer Science 2017-05-02 Bohan Zhuang , Lingqiao Liu , Chunhua Shen , Ian Reid

Existing weakly supervised sound event detection (WSSED) work has not explored both types of co-occurrences simultaneously, i.e., some sound events often co-occur, and their occurrences are usually accompanied by specific background sounds,…

Sound · Computer Science 2023-03-13 Yifei Xin , Dongchao Yang , Fan Cui , Yujun Wang , Yuexian Zou