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This paper addresses the challenge of automated sports video analysis, which has traditionally been limited by computationally intensive models requiring server-side processing and lacking fine-grained understanding of athletic movements.…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Sai Varun Kodathala , Yashwanth Reddy Vutukoori , Rakesh Vunnam

In high-dimensional prediction settings, it remains challenging to reliably estimate the test performance. To address this challenge, a novel performance estimation framework is presented. This framework, called Learn2Evaluate, is based on…

统计方法学 · 统计学 2022-06-09 Jeroen M. Goedhart , Thomas Klausch , Mark A. van de Wiel

Knowledge tracing aims to model students' past answer sequences to track the change in their knowledge acquisition during exercise activities and to predict their future learning performance. Most existing approaches ignore the fact that…

机器学习 · 计算机科学 2023-02-07 Yuqi Yue , Xiaoqing Sun , Weidong Ji , Zengxiang Yin , Chenghong Sun

Existing dense or paragraph video captioning approaches rely on holistic representations of videos, possibly coupled with learned object/action representations, to condition hierarchical language decoders. However, they fundamentally lack…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Shih-Han Chou , James J. Little , Leonid Sigal

Humans are excellent at understanding language and vision to accomplish a wide range of tasks. In contrast, creating general instruction-following embodied agents remains a difficult challenge. Prior work that uses pure language-only models…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Hao Liu , Lisa Lee , Kimin Lee , Pieter Abbeel

Attributes such as style, fine-grained text, and trajectory are specific conditions for describing motion. However, existing methods often lack precise user control over motion attributes and suffer from limited generalizability to unseen…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Mingjie Wei , Xuemei Xie , Guangming Shi

While recent text-to-video models excel at generating diverse scenes, they struggle with precise motion control, particularly for complex, multi-subject motions. Although methods for single-motion customization have been developed to…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Youcan Xu , Zhen Wang , Jiaxin Shi , Kexin Li , Feifei Shao , Jun Xiao , Yi Yang , Jun Yu , Long Chen

Adaptive learning aims to stimulate and meet the needs of individual learners, which requires sophisticated system-level coordination of diverse tasks, including modeling learning resources, estimating student states, and making…

计算机与社会 · 计算机科学 2022-08-10 Qingyang Zhong , Jifan Yu , Zheyuan Zhang , Yiming Mao , Yuquan Wang , Yankai Lin , Lei Hou , Juanzi Li , Jie Tang

This paper presents a novel neural network training approach for faster convergence and better generalization abilities in deep reinforcement learning. Particularly, we focus on the enhancement of training and evaluation performance in…

机器学习 · 计算机科学 2020-05-26 Mohammed Sharafath Abdul Hameed , Gavneet Singh Chadha , Andreas Schwung , Steven X. Ding

Reinforcement learning in large-scale environments is challenging due to the many possible actions that can be taken in specific situations. We have previously developed a means of constraining, and hence speeding up, the search process…

机器学习 · 计算机科学 2021-11-30 Isaac J. Sledge , Darshan W. Bryner , Jose C. Principe

Current large-scale video datasets focus on general human activity, but lack depth of coverage on fine-grained activities needed to address physical skill learning. We introduce SportSkills, the first large-scale sports dataset geared…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Kumar Ashutosh , Chi Hsuan Wu , Kristen Grauman

We introduce an approach for augmenting text-to-video generation models with customized motions, extending their capabilities beyond the motions depicted in the original training data. By leveraging a few video samples demonstrating…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Joanna Materzynska , Josef Sivic , Eli Shechtman , Antonio Torralba , Richard Zhang , Bryan Russell

In this paper, we present a learning-based approach that allows a robot to quickly follow a reference path defined in joint space without exceeding limits on the position, velocity, acceleration and jerk of each robot joint. Contrary to…

机器人学 · 计算机科学 2022-10-21 Jonas C. Kiemel , Torsten Kröger

Assistive robotics and particularly robot coaches may be very helpful for rehabilitation healthcare. In this context, we propose a method based on Gaussian Process Latent Variable Model (GP-LVM) to transfer knowledge between a…

机器人学 · 计算机科学 2021-11-04 Maxime Devanne , Sao Mai Nguyen

One significant factor we expect the video representation learning to capture, especially in contrast with the image representation learning, is the object motion. However, we found that in the current mainstream video datasets, some action…

计算机视觉与模式识别 · 计算机科学 2020-12-17 Jinpeng Wang , Yuting Gao , Ke Li , Jianguo Hu , Xinyang Jiang , Xiaowei Guo , Rongrong Ji , Xing Sun

Many application areas ranging from serious games for health to learning by demonstration in robotics, could benefit from large body movement datasets extracted from textual instructions accompanied by images. The interpretation of…

人机交互 · 计算机科学 2020-06-09 Himangshu Sarma , Robert Porzel , Jan Smeddinck , Rainer Malaka

Multimodal learning has developed very fast in recent years. However, during the multimodal training process, the model tends to rely on only one modality based on which it could learn faster, thus leading to inadequate use of other…

机器学习 · 计算机科学 2024-11-05 Zirun Guo , Tao Jin , Jingyuan Chen , Zhou Zhao

This paper reports the use of Tracker as a pedagogical tool in the effective learning and teaching of projectile motion in physics. When computer model building learning processes is supported and driven by video analysis data, this free…

物理教育 · 物理学 2015-12-25 Loo Kang Wee , Charles Chew , Giam Hwee Goh , Samuel Tan , Tat Leong Lee

Automated vision-based score estimation models can be used as an alternate opinion to avoid judgment bias. In the past works the score estimation models were learned by regressing the video representations to the ground truth score provided…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Hiteshi Jain , Gaurav Harit , Avinash Sharma

In this work, we investigate a simple and must-known conditional generative framework based on Vector Quantised-Variational AutoEncoder (VQ-VAE) and Generative Pre-trained Transformer (GPT) for human motion generation from textural…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Jianrong Zhang , Yangsong Zhang , Xiaodong Cun , Shaoli Huang , Yong Zhang , Hongwei Zhao , Hongtao Lu , Xi Shen