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Driving scene understanding task involves detecting static elements such as lanes, traffic signs, and traffic lights, and their relationships with each other. To facilitate the development of comprehensive scene understanding solutions…

Computer Vision and Pattern Recognition · Computer Science 2023-06-09 M. Esat Kalfaoglu , Halil Ibrahim Ozturk , Ozsel Kilinc , Alptekin Temizel

The detection of small road hazards, such as lost cargo, is a vital capability for self-driving cars. We tackle this challenging and rarely addressed problem with a vision system that leverages appearance, contextual as well as geometric…

Computer Vision and Pattern Recognition · Computer Science 2016-12-21 Sebastian Ramos , Stefan Gehrig , Peter Pinggera , Uwe Franke , Carsten Rother

Reconstructing dynamic driving scenes from dashcam videos has attracted increasing attention due to its significance in autonomous driving and scene understanding. While recent advances have made impressive progress, most methods still…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Hongyuan Liu , Haochen Yu , Bochao Zou , Jianfei Jiang , Qiankun Liu , Jiansheng Chen , Huimin Ma

Contact tracing requires a strong understanding of the context of a user, and location with other sensory data could provide a context for any infection encounter. Although Bluetooth technology gives a good insight into the proximity aspect…

Cryptography and Security · Computer Science 2020-07-28 Ramesh Raskar , Abhishek Singh , Sam Zimmerman , Shrikant Kanaparti

Global Navigation Satellite Systems (GNSS) provide Positioning, Navigation, and Timing (PNT) information to over 4 billion devices worldwide. Despite its pervasive use in safety critical and high precision applications, GNSS remains…

Cryptography and Security · Computer Science 2025-11-10 Arslan Mumtaz , Mridula Singh

Conventional multi-object tracking (MOT) systems are predominantly designed for pedestrian tracking and often exhibit limited generalization to other object categories. This paper presents a generalized tracking framework capable of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Hamidreza Hashempoor , Yu Dong Hwang

Minimizing privacy leakage while ensuring data utility is a critical problem to data holders in a privacy-preserving data publishing task. Most prior research concerns only with one type of data and resorts to a single obscuring method,…

Cryptography and Security · Computer Science 2021-12-16 Xiao Han , Yuncong Yang , Junjie Wu

Understanding and predicting pedestrian crossing behavioral intention is crucial for the driving safety of autonomous vehicles. Nonetheless, challenges emerge when using promising images or environmental context masks to extract various…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Chen Xie , Ciyun Lin , Xiaoyu Zheng , Bowen Gong , Antonio M. López

Crowdsourcing plays an essential role in the Internet of Things (IoT) for data collection, where a group of workers is equipped with Internet-connected geolocated devices to collect sensor data for marketing or research purpose. In this…

Cryptography and Security · Computer Science 2020-12-29 Mengmeng Yang , Ivan Tjuawinata , Kwok Yan Lam , Jun Zhao , Lin Sun

Conventional gait de-identification methods often encounter an inherent trade-off: they either provide insufficient identity suppression or introduce spatiotemporal distortions that impede structure-sensitive downstream applications. We…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Huiran Duan , Qian Zhou , Zhongliang Guo , Junhao Dong , Yuqi Li , Guoying Zhao , Yingli Tian

Extrapolative novel view synthesis can reduce camera-rig dependency in autonomous driving by generating standardized virtual views from heterogeneous sensors. Existing methods degrade outside recorded trajectories because extrapolated poses…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Yatong Lan , Rongkui Tang , Lei He

In this paper, we propose a privacy-enhancing technique leveraging an inherent property of automatic pedestrian detection algorithms, namely, that the training of deep neural network (DNN) based methods is generally performed using curated…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Jacob Shams , Ben Nassi , Satoru Koda , Asaf Shabtai , Yuval Elovici

Current data-driven Wi-Fi-based indoor localization systems face three critical challenges: protecting user privacy, achieving accurate predictions in dynamic multipath environments, and generalizing across different deployments.…

Cryptography and Security · Computer Science 2025-12-23 Kanishka Roy , Tahsin Fuad Hasan , Chenfeng Wu , Eshwar Vangala , Roshan Ayyalasomayajula

The use of object detection algorithms is becoming increasingly important in autonomous vehicles, and object detection at high accuracy and a fast inference speed is essential for safe autonomous driving. A false positive (FP) from a false…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Jiwoong Choi , Dayoung Chun , Hyun Kim , Hyuk-Jae Lee

This paper presents DriveTrack, a new benchmark and data generation framework for long-range keypoint tracking in real-world videos. DriveTrack is motivated by the observation that the accuracy of state-of-the-art trackers depends strongly…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Arjun Balasingam , Joseph Chandler , Chenning Li , Zhoutong Zhang , Hari Balakrishnan

While location trajectories represent a valuable data source for analyses and location-based services, they can reveal sensitive information, such as political and religious preferences. Differentially private publication mechanisms have…

Cryptography and Security · Computer Science 2024-06-28 Erik Buchholz , Alsharif Abuadbba , Shuo Wang , Surya Nepal , Salil S. Kanhere

In large-scale statistical learning, data collection and model fitting are moving increasingly toward peripheral devices---phones, watches, fitness trackers---away from centralized data collection. Concomitant with this rise in…

Machine Learning · Statistics 2019-06-04 Abhishek Bhowmick , John Duchi , Julien Freudiger , Gaurav Kapoor , Ryan Rogers

The Privacy-sensitive Object Identification (POI) task allocates bounding boxes for privacy-sensitive objects in a scene. The key to POI is settling an object's privacy class (privacy-sensitive or non-privacy-sensitive). In contrast to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Zhuohang Jiang , Bingkui Tong , Xia Du , Ahmed Alhammadi , Jizhe Zhou

Navigation through uncontrolled intersections is one of the key challenges for autonomous vehicles. Identifying the subtle differences in hidden traits of other drivers can bring significant benefits when navigating in such environments. We…

Robotics · Computer Science 2022-03-02 Shuijing Liu , Peixin Chang , Haonan Chen , Neeloy Chakraborty , Katherine Driggs-Campbell

Firms collect vast amounts of behavioral and geographical data on individuals. While behavioral data captures an individual's digital footprint, geographical data reflects their physical footprint. Given the significant privacy risks…

Econometrics · Economics 2026-03-16 Mohammad Mosaffa , Omid Rafieian