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Sharing and joint processing of camera feeds and sensor measurements, known as Cooperative Perception (CP), has emerged as a new technique to achieve higher perception qualities. CP can enhance the safety of Autonomous Vehicles (AVs) where…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Ahmad Sarlak , Hazim Alzorgan , Sayed Pedram Haeri Boroujeni , Abolfazl Razi , Rahul Amin

The use of 3D cameras for gait analysis has been highly questioned due to the low accuracy they have demonstrated in the past. The objective of the study presented in this paper is to improve the accuracy of the estimations made by…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Diego Guffanti , Alberto Brunete , Miguel Hernando , David Álvarez , Javier Rueda , Enrique Navarro

One of the most important object properties that humans and robots perceive through touch is hardness. This paper investigates information-theoretic active sampling strategies for sample-efficient hardness classification with vision-based…

Visually impaired persons find it difficult to know about their surroundings while walking on a road. Walking sticks used by them can only give them information about the obstacles in the stick's proximity. Moreover, it is mostly effective…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Shwetang Dubey , Alok Ranjan Sahoo , Pavan Chakraborty

Visual odometry and Simultaneous Localization And Mapping (SLAM) has been studied as one of the most important tasks in the areas of computer vision and robotics, to contribute to autonomous navigation and augmented reality systems. In case…

Robotics · Computer Science 2023-11-08 Seongwook Yoon , Jaehyun Kim , Sanghoon Sull

The autonomous driving community has shown significant interest in 3D occupancy prediction, driven by its exceptional geometric perception and general object recognition capabilities. To achieve this, current works try to construct a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Qihang Ma , Xin Tan , Yanyun Qu , Lizhuang Ma , Zhizhong Zhang , Yuan Xie

For effective autonomous navigation,estimation of the pose of the robot is essential at every sampling time. For computing an accurate estimation,odometric error needs to be reduced with the help of data from external sensor. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2012-12-07 Debajyoti Banerji , Ranjit Ray , Jhankar Basu , Indrajit Basak

Autonomous driving requires robust perception across diverse environmental conditions, yet 3D semantic occupancy prediction remains challenging under adverse weather and lighting. In this work, we present the first study combining 4D radar…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 David Ninfa , Andras Palffy , Holger Caesar

This paper proposes an optical Braille recognition method that uses an object detection convolutional neural network to detect whole Braille characters at once. The proposed algorithm is robust to the deformation of the page shown in the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-24 Ilya G. Ovodov

In recent years, text-image joint pre-training techniques have shown promising results in various tasks. However, in Optical Character Recognition (OCR) tasks, aligning text instances with their corresponding text regions in images poses a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Chen Duan , Pei Fu , Shan Guo , Qianyi Jiang , Xiaoming Wei

Human physical motion activity identification has many potential applications in various fields, such as medical diagnosis, military sensing, sports analysis, and human-computer security interaction. With the recent advances in smartphones…

Human-Computer Interaction · Computer Science 2022-01-24 Abdulrahman Alruban , Hind Alobaidi , Nathan Clarke' Fudong Li

Converting images of Arabic text into plain text is a widely researched topic in academia and industry. However, recognition of Arabic handwritten and printed text presents difficult challenges due to the complex nature of variations of the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Alhossien Waly , Bassant Tarek , Ali Feteha , Rewan Yehia , Gasser Amr , Walid Gomaa , Ahmed Fares

Gait disabilities are among the most frequent worldwide. Their treatment relies on rehabilitation therapies, in which smart walkers are being introduced to empower the user's recovery and autonomy, while reducing the clinicians effort. For…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Carolina Gonçalves , João M. Lopes , Sara Moccia , Daniele Berardini , Lucia Migliorelli , Cristina P. Santos

Cane-type robots have been utilized to assist and supervise the mobility-impaired population. One essential technique for cane-type robots is human following control, which allows the robot to follow the user. However, the limited…

Systems and Control · Electrical Eng. & Systems 2023-09-29 Haowen Liu , Fengxian Wu , Bin Zhong , Yijun Zhao , Jiatong Zhang , Wenxin Niu , Mingming Zhang

Optical Character Recognition (OCR) of eighteenth-century printed texts remains challenging due to degraded print quality, archaic glyphs, and non-standardized orthography. Although transformer-based OCR systems and Vision-Language Models…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Ari Vesalainen , Eetu Mäkelä , Laura Ruotsalainen , Mikko Tolonen

The safety of autonomous driving systems (ADS) depends on accurate perception across distance and driving conditions. The outputs of AI perception algorithms are stochastic, which have a major impact on decision making and safety outcomes,…

Robotics · Computer Science 2026-02-24 Boyu Jiang , Liang Shi , Zhengzhi Lin , Lanxin Xiang , Loren Stowe , Feng Guo

In a world of digitization, optical character recognition holds the automation to written history. Optical character recognition system basically converts printed images into editable texts for better storage and usability. To be completely…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Abu Saleh Md. Abir , Sanjana Rahman , Samia Ellin , Maisha Farzana , Md Hridoy Manik , Chowdhury Rafeed Rahman

The development of large vision language models drives the demand for managing, and applying massive amounts of multimodal data, making OCR technology, which extracts information from visual images, increasingly popular. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Yufeng Zhong , Lei Chen , Xuanle Zhao , Wenkang Han , Liming Zheng , Jing Huang , Deyang Jiang , Yilin Cao , Lin Ma , Zhixiong Zeng

An increasing number of consumer-oriented head-mounted displays (HMD) for augmented and virtual reality (AR/VR) are capable of finger and hand tracking. We report on the accuracy of off-the-shelf VR and AR HMDs when used for touch-based…

Activities, such as walking and sitting, are commonly used in biomedical settings either as an outcome or covariate of interest. Researchers have traditionally relied on surveys to quantify activity levels of subjects in both research and…

Human-Computer Interaction · Computer Science 2019-04-01 Emily Huang , Jukka-Pekka Onnela