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Accurately detecting student behavior in classroom videos can aid in analyzing their classroom performance and improving teaching effectiveness. However, the current accuracy rate in behavior detection is low. To address this challenge, we…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Fan Yang

This paper focuses on YOLO-LITE, a real-time object detection model developed to run on portable devices such as a laptop or cellphone lacking a Graphics Processing Unit (GPU). The model was first trained on the PASCAL VOC dataset then on…

计算机视觉与模式识别 · 计算机科学 2018-11-15 Jonathan Pedoeem , Rachel Huang

Though action recognition in videos has achieved great success recently, it remains a challenging task due to the massive computational cost. Designing lightweight networks is a possible solution, but it may degrade the recognition…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Wenhao Wu , Dongliang He , Xiao Tan , Shifeng Chen , Yi Yang , Shilei Wen

In recent years, several real-time or near real-time object detectors have been developed. However these object detectors are typically designed for first-person view images where the subject is large in the image and do not directly apply…

计算机视觉与模式识别 · 计算机科学 2017-09-27 Jennifer Carlet , Bernard Abayowa

During endovascular interventions, physicians have to perform accurate and immediate operations based on the available real-time information, such as the shape and position of guidewires observed on the fluoroscopic images, haptic…

图像与视频处理 · 电气工程与系统科学 2024-04-16 Baochang Zhang , Mai Bui , Cheng Wang , Felix Bourier , Heribert Schunkert , Nassir Navab

We present SlowFast networks for video recognition. Our model involves (i) a Slow pathway, operating at low frame rate, to capture spatial semantics, and (ii) a Fast pathway, operating at high frame rate, to capture motion at fine temporal…

计算机视觉与模式识别 · 计算机科学 2019-10-30 Christoph Feichtenhofer , Haoqi Fan , Jitendra Malik , Kaiming He

In this paper, we propose YOSO, a real-time panoptic segmentation framework. YOSO predicts masks via dynamic convolutions between panoptic kernels and image feature maps, in which you only need to segment once for both instance and semantic…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Jie Hu , Linyan Huang , Tianhe Ren , Shengchuan Zhang , Rongrong Ji , Liujuan Cao

The proposed YOLO-Former method seamlessly integrates the ideas of transformer and YOLOv4 to create a highly accurate and efficient object detection system. The method leverages the fast inference speed of YOLOv4 and incorporates the…

计算机视觉与模式识别 · 计算机科学 2024-01-15 Javad Khoramdel , Ahmad Moori , Yasamin Borhani , Armin Ghanbarzadeh , Esmaeil Najafi

Streaming video clips with large-scale video tokens impede vision transformers (ViTs) for efficient recognition, especially in video action detection where sufficient spatiotemporal representations are required for precise actor…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Lei Chen , Zhan Tong , Yibing Song , Gangshan Wu , Limin Wang

Real-time detection of moving objects is an essential capability for robots acting autonomously in dynamic environments. We thus propose Dynablox, a novel online mapping-based approach for robust moving object detection in complex…

机器人学 · 计算机科学 2023-09-27 Lukas Schmid , Olov Andersson , Aurelio Sulser , Patrick Pfreundschuh , Roland Siegwart

We introduce Motion-I2V, a novel framework for consistent and controllable image-to-video generation (I2V). In contrast to previous methods that directly learn the complicated image-to-video mapping, Motion-I2V factorizes I2V into two…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Xiaoyu Shi , Zhaoyang Huang , Fu-Yun Wang , Weikang Bian , Dasong Li , Yi Zhang , Manyuan Zhang , Ka Chun Cheung , Simon See , Hongwei Qin , Jifeng Dai , Hongsheng Li

Effective detection of road hazards plays a pivotal role in road infrastructure maintenance and ensuring road safety. This research paper provides a comprehensive evaluation of YOLOv8, an object detection model, in the context of detecting…

计算机视觉与模式识别 · 计算机科学 2023-11-02 Om M. Khare , Shubham Gandhi , Aditya M. Rahalkar , Sunil Mane

With the rapid development of information technology, modern warfare increasingly relies on intelligence, making small target detection critical in military applications. The growing demand for efficient, real-time detection has created…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Xiaoxiao Ma , Junxiong Tong

As drone-based object detection technology continues to evolve, the demand is shifting from merely detecting objects to enabling users to accurately identify specific targets. For example, users can input particular targets as prompts to…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Hyun-Ki Jung

Traffic sign detection is crucial for improving road safety and advancing autonomous driving technologies. Due to the complexity of driving environments, traffic sign detection frequently encounters a range of challenges, including low…

图像与视频处理 · 电气工程与系统科学 2024-12-06 Linfeng Jiang , Peidong Zhan , Ting Bai , Haoyong Yu

This paper presents a novel spatiotemporal transformer network that introduces several original components to detect actions in untrimmed videos. First, the multi-feature selective semantic attention model calculates the correlations…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Matthew Korban , Peter Youngs , Scott T. Acton

Recently, the domestic COVID-19 epidemic situation is serious, but in public places, some people do not wear masks or wear masks incorrectly, which requires the relevant staff to instantly remind and supervise them to wear masks correctly.…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Xuecheng Wu , Mengmeng Tian , Lanhang Zhai

In high-risk railway construction, personal protective equipment monitoring is critical but challenging due to small and frequently obstructed targets. We propose YOLO-EA, an innovative model that enhances safety measure detection by…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Hao Liu , Xue Qin

We present an energy-efficient anti-UAV system that integrates frame-based and event-driven object tracking to enable reliable detection of small and fast-moving drones. The system reconstructs binary event frames using run-length encoding,…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Yuncheng Lu , Yucen Shi , Aobo Li , Zehao Li , Junying Li , Bo Wang , Tony Tae-Hyoung Kim

Academic integrity continues to face the persistent challenge of examination cheating. Traditional invigilation relies on human observation, which is inefficient, costly, and prone to errors at scale. Although some existing AI-powered…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Van-Truong Le , Le-Khanh Nguyen , Trong-Doanh Nguyen
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