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The most recent trend in estimating the 6D pose of rigid objects has been to train deep networks to either directly regress the pose from the image or to predict the 2D locations of 3D keypoints, from which the pose can be obtained using a…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Yinlin Hu , Joachim Hugonot , Pascal Fua , Mathieu Salzmann

Video content is watched not only by humans, but increasingly also by machines. For example, machine learning models analyze surveillance video for security and traffic monitoring, search through YouTube videos for inappropriate content,…

图像与视频处理 · 电气工程与系统科学 2022-08-05 Hyomin Choi , Ivan V. Bajić

Online proctoring has become a necessity in online teaching. Video-based crowd-sourced online proctoring solutions are being used, where an exam-taking student's video is monitored by third parties, leading to privacy concerns. In this…

密码学与安全 · 计算机科学 2021-07-21 Waheeb Yaqub , Manoranjan Mohanty , Basem Suleiman

Compared with still image object detection, video object detection (VOD) needs to particularly concern the high across-frame variation in object appearance, and the diverse deterioration in some frames. In principle, the detection in a…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yuheng Shi , Tong Zhang , Xiaojie Guo

In moving camera videos, motion segmentation is commonly performed using the image plane motion of pixels, or optical flow. However, objects that are at different depths from the camera can exhibit different optical flows even if they share…

计算机视觉与模式识别 · 计算机科学 2015-11-06 Manjunath Narayana , Allen Hanson , Erik Learned-Miller

Streaming interactive proofs (SIPs) are a framework for outsourced computation. A computationally limited streaming client (the verifier) hands over a large data set to an untrusted server (the prover) in the cloud and the two parties run a…

数据结构与算法 · 计算机科学 2016-10-05 Amirali Abdullah , Samira Daruki , Chitradeep Dutta Roy , Suresh Venkatasubramanian

Video instance segmentation aims to detect, segment, and track objects in a video. Current approaches extend image-level segmentation algorithms to the temporal domain. However, this results in temporally inconsistent masks. In this work,…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Anirudh S Chakravarthy , Won-Dong Jang , Zudi Lin , Donglai Wei , Song Bai , Hanspeter Pfister

We propose Co-op, a novel method for accurately and robustly estimating the 6DoF pose of objects unseen during training from a single RGB image. Our method requires only the CAD model of the target object and can precisely estimate its pose…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Sungphill Moon , Hyeontae Son , Dongcheol Hur , Sangwook Kim

Co-salient object detection (CoSOD) has recently achieved significant progress and played a key role in retrieval-related tasks. However, it inevitably poses an entirely new safety and security issue, i.e., highly personal and sensitive…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Ruijun Gao , Qing Guo , Felix Juefei-Xu , Hongkai Yu , Huazhu Fu , Wei Feng , Yang Liu , Song Wang

Local differential privacy (LDP) has recently become a popular privacy-preserving data collection technique protecting users' privacy. The main problem of data stream collection under LDP is the poor utility due to multi-item collection…

密码学与安全 · 计算机科学 2023-06-22 Ying Li , Xiaodong Lee , Botao Peng , Themis Palpanas , Jingan Xue

Multiobject tracking provides situational awareness that enables new applications for modern convenience, public safety, and homeland security. This paper presents a factor graph formulation and a particle-based sum-product algorithm (SPA)…

信号处理 · 电气工程与系统科学 2021-12-15 Florian Meyer , Jason L. Williams

The massive streams of Internet of Things (IoT) data require a timely analysis to retain data usefulness. Stream processing systems (SPSs) enable this task, deriving knowledge from the IoT data in real-time. Such real-time analytics…

密码学与安全 · 计算机科学 2023-05-22 Mikhail Fomichev

We address the problem of weakly supervised object localization where only image-level annotations are available for training object detectors. Numerous methods have been proposed to tackle this problem through mining object proposals.…

计算机视觉与模式识别 · 计算机科学 2017-10-13 Dong Li , Jia-Bin Huang , Yali Li , Shengjin Wang , Ming-Hsuan Yang

Facial recognition technologies are implemented in many areas, including but not limited to, citizen surveillance, crime control, activity monitoring, and facial expression evaluation. However, processing biometric information is a…

密码学与安全 · 计算机科学 2020-07-07 M. A. P. Chamikara , P. Bertok , I. Khalil , D. Liu , S. Camtepe

Camouflaged objects are generally difficult to be detected in their natural environment even for human beings. In this paper, we propose a novel bio-inspired network, named the MirrorNet, that leverages both instance segmentation and mirror…

计算机视觉与模式识别 · 计算机科学 2021-03-12 Jinnan Yan , Trung-Nghia Le , Khanh-Duy Nguyen , Minh-Triet Tran , Thanh-Toan Do , Tam V. Nguyen

Object state changes in video reveal critical cues about human and agent activity. However, existing methods are limited to temporal localization of when the object is in its initial state (e.g., cheese block) versus when it has completed a…

计算机视觉与模式识别 · 计算机科学 2025-12-25 Priyanka Mandikal , Tushar Nagarajan , Alex Stoken , Zihui Xue , Kristen Grauman

Modern autonomous vehicles rely heavily on mechanical LiDARs for perception. Current perception methods generally require 360{\deg} point clouds, collected sequentially as the LiDAR scans the azimuth and acquires consecutive wedge-shaped…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Mazen Abdelfattah , Kaiwen Yuan , Z. Jane Wang , Rabab Ward

We present a novel object detection pipeline for localization and recognition in three dimensional environments. Our approach makes use of an RGB-D sensor and combines state-of-the-art techniques from the robotics and computer vision…

机器人学 · 计算机科学 2017-03-16 Alexander Broad , Brenna Argall

We introduce a novel robotic system for improving unseen object instance segmentation in the real world by leveraging long-term robot interaction with objects. Previous approaches either grasp or push an object and then obtain the…

As the uses of augmented reality (AR) become more complex and widely available, AR applications will increasingly incorporate intelligent features that require developers to understand the user's behavior and surrounding environment (e.g.…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Erin McGowan , Ethan Brewer , Claudio Silva