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Collaboration is identified as a required and necessary skill for students to be successful in the fields of Science, Technology, Engineering and Mathematics (STEM). However, due to growing student population and limited teaching staff it…

机器学习 · 计算机科学 2021-06-18 Anirudh Som , Sujeong Kim , Bladimir Lopez-Prado , Svati Dhamija , Nonye Alozie , Amir Tamrakar

Understanding how visual information is encoded in biological and artificial systems often requires vision scientists to generate appropriate stimuli to test specific hypotheses. Although deep neural network models have revolutionized the…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Antonino Greco , Markus Siegel

In this paper, we introduce a new dataset for student engagement detection and localization. Digital revolution has transformed the traditional teaching procedure and a result analysis of the student engagement in an e-learning environment…

计算机视觉与模式识别 · 计算机科学 2018-06-28 Amanjot Kaur , Aamir Mustafa , Love Mehta , Abhinav Dhall

Conventionally, evaluation for the diagnosis of Autism spectrum disorder is done by a trained specialist through questionnaire-based formal assessments and by observation of behavioral cues under various settings to capture the early…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Vaibhavi Lokegaonkar , Vijay Jaisankar , Pon Deepika , Madhav Rao , T K Srikanth , Sarbani Mallick , Manjit Sodhi

In this work, we propose an approach to the spatiotemporal localisation (detection) and classification of multiple concurrent actions within temporally untrimmed videos. Our framework is composed of three stages. In stage 1, appearance and…

计算机视觉与模式识别 · 计算机科学 2016-08-05 Suman Saha , Gurkirt Singh , Michael Sapienza , Philip H. S. Torr , Fabio Cuzzolin

One of the important measures of quality of education is the performance of students in the academic settings. Nowadays, abundant data is stored in educational institutions about students which can help to discover insight on how students…

计算机与社会 · 计算机科学 2019-09-18 Ephrem Admasu Yekun , Abrahaley Teklay

The application of the Internet in the field of education is becoming more and more popular, and a large amount of educational data is generated in the process. How to effectively use these data has always been a key issue in the field of…

计算机与社会 · 计算机科学 2024-07-25 Chun Wang , Jiexiao Chen , Ziyang Xie , Jianke Zou

Colo-segment recognition in colonoscopy videos is a key requirement for many downstream tasks, but existing automatic recognition methods only use colonoscopy images without fully exploiting the use of temporal information, leading to poor…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Ziyi Wang , Zhengjie Zhang , Jingsheng Gao , Dahong Qian , Suncheng Xiang

A widely adopted strategy for model enhancement is to use synthetic data generated by a stronger model for supervised fine-tuning (SFT). However, for emerging reasoning models like Qwen3-8B, this approach often fails to improve reasoning…

计算与语言 · 计算机科学 2026-04-22 Zixian Huang , Kaichen Yang , Xu Huang , Feiyang Hao , Qiming Ge , Bowen Li , He Du , Kai Chen , Qipeng Guo

Safe and efficient navigation in dynamic environments shared with humans remains an open and challenging task for mobile robots. Previous works have shown the efficacy of using reinforcement learning frameworks to train policies for…

机器人学 · 计算机科学 2024-01-15 Yanying Zhou , Jochen Garcke

Video classification is highly important with wide applications, such as video search and intelligent surveillance. Video naturally consists of static and motion information, which can be represented by frame and optical flow. Recently,…

计算机视觉与模式识别 · 计算机科学 2017-11-10 Yuxin Peng , Yunzhen Zhao , Junchao Zhang

Spatiotemporal data is increasingly available due to emerging sensor and data acquisition technologies that track moving objects. Spatiotemporal clustering addresses the need to efficiently discover patterns and trends in moving object…

机器学习 · 计算机科学 2024-04-16 Olga Dorabiala , Devavrat Vivek Dabke , Jennifer Webster , Nathan Kutz , Aleksandr Aravkin

Despite the success of deep learning for static image understanding, it remains unclear what are the most effective network architectures for the spatial-temporal modeling in videos. In this paper, in contrast to the existing CNN+RNN or…

计算机视觉与模式识别 · 计算机科学 2018-12-12 Dongliang He , Zhichao Zhou , Chuang Gan , Fu Li , Xiao Liu , Yandong Li , Limin Wang , Shilei Wen

In this paper, we present a simple yet fast and robust algorithm which exploits the spatio-temporal context for visual tracking. Our approach formulates the spatio-temporal relationships between the object of interest and its local context…

计算机视觉与模式识别 · 计算机科学 2013-11-11 Kaihua Zhang , Lei Zhang , Ming-Hsuan Yang , David Zhang

Spontaneous neural activity, crucial in memory, learning, and spatial navigation, often manifests itself as repetitive spatiotemporal patterns. Despite their importance, analyzing these patterns in large neural recordings remains…

信号处理 · 电气工程与系统科学 2024-05-15 Roman Koshkin , Tomoki Fukai

This paper examines the problem of dynamic traffic scene classification under space-time variations in viewpoint that arise from video captured on-board a moving vehicle. Solutions to this problem are important for realization of effective…

计算机视觉与模式识别 · 计算机科学 2019-05-31 Athma Narayanan , Isht Dwivedi , Behzad Dariush

We present a new public dataset with a focus on simulating robotic vision tasks in everyday indoor environments using real imagery. The dataset includes 20,000+ RGB-D images and 50,000+ 2D bounding boxes of object instances densely captured…

计算机视觉与模式识别 · 计算机科学 2017-03-07 Phil Ammirato , Patrick Poirson , Eunbyung Park , Jana Kosecka , Alexander C. Berg

Spiking neural networks (SNNs), as one of the brain-inspired models, has spatio-temporal information processing capability, low power feature, and high biological plausibility. The effective spatio-temporal feature makes it suitable for…

神经与进化计算 · 计算机科学 2022-03-21 Changqing Xu , Yi Liu , Yintang Yang

Overweight and obesity have emerged as widespread societal challenges, frequently linked to unhealthy eating patterns. A promising approach to enhance dietary monitoring in everyday life involves automated detection of food intake gestures.…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Chunzhuo Wang , Zhewen Xue , T. Sunil Kumar , Guido Camps , Hans Hallez , Bart Vanrumste

Detecting salient objects from a video requires exploiting both spatial and temporal knowledge included in the video. We propose a novel region-based multiscale spatiotemporal saliency detection method for videos, where static features and…

计算机视觉与模式识别 · 计算机科学 2017-08-07 Trung-Nghia Le , Akihiro Sugimoto