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Related papers: Skill Analysis with Time Series Image Data

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This paper demonstrates how to use generative models trained for image synthesis as tools for visual data mining. Our insight is that since contemporary generative models learn an accurate representation of their training data, we can use…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Ioannis Siglidis , Aleksander Holynski , Alexei A. Efros , Mathieu Aubry , Shiry Ginosar

Understanding and improving business processes have become important success factors for organizations. Process mining has proven very successful with a variety of methods and techniques, including discovering process models based on event…

Other Computer Science · Computer Science 2021-07-02 Jonas Cremerius , Mathias Weske

Surgical training in medical school residency programs has followed the apprenticeship model. The learning and assessment process is inherently subjective and time-consuming. Thus, there is a need for objective methods to assess surgical…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Erim Yanik , Xavier Intes , Uwe Kruger , Pingkun Yan , David Miller , Brian Van Voorst , Basiel Makled , Jack Norfleet , Suvranu De

In recent years, robotic table tennis has become a popular research challenge for perception and robot control. Here, we present an improved table tennis robot system with high accuracy vision detection and fast robot reaction. Based on…

Robotics · Computer Science 2023-11-28 Andreas Ziegler , Thomas Gossard , Karl Vetter , Jonas Tebbe , Andreas Zell

Purpose: The objective of this investigation is to provide a comprehensive analysis of state-of-the-art methods for video-based assessment of surgical skill in the operating room. Methods: Using a data set of 99 videos of capsulorhexis, a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-16 Sanchit Hira , Digvijay Singh , Tae Soo Kim , Shobhit Gupta , Gregory Hager , Shameema Sikder , S. Swaroop Vedula

Skill assessment from video entails rating the quality of a person's physical performance and explaining what could be done better. Today's models specialize for an individual sport, and suffer from the high cost and scarcity of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Kumar Ashutosh , Kristen Grauman

Automated feedback systems have the potential to provide objective skill assessment for training and evaluation in robot-assisted surgery. In this study, we examine methods to achieve real-time prediction of surgical skill level in…

Existing humanoid table tennis systems remain limited by their reliance on external sensing and their inability to achieve agile whole-body coordination for precise task execution. These limitations stem from two core challenges: achieving…

Despite the popularisation of machine learning models, more often than not, they still operate as black boxes with no insight into what is happening inside the model. There exist a few methods that allow to visualise and explain why a model…

Machine Learning · Computer Science 2021-06-18 Błażej Leporowski , Alexandros Iosifidis

This paper presents an empirical investigation of the relation between decision speed and decision quality for a real-world setting of cognitively-demanding decisions in which the timing of decisions is endogenous: professional chess.…

General Economics · Economics 2022-01-27 Uwe Sunde , Dainis Zegners , Anthony Strittmatter

We extract and use player position time-series data, tagged along with the action types, to build a competent model for representing team tactics behavioral patterns and use this representation to predict the outcome of arbitrary movements.…

Machine Learning · Computer Science 2021-09-17 Omid Shokrollahi , Bahman Rohani , Amin Nobakhti

This dissertation presents a methodology for recording speed climbing training sessions with multiple cameras and annotating the videos with relevant data, including body position, hand and foot placement, and timing. The annotated data is…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Yufei Xie , Shaoman Li , Penghui Lin

The exponential growth of data volumes has led to escalating computational costs in machine learning model training. However, many features fail to contribute positively to model performance while consuming substantial computational…

Machine Learning · Computer Science 2025-12-01 Chi Zhao , Jing Liu , Elena Parilina

Assessing learner competency in clinical simulation requires expert observation that is time-intensive, difficult to scale, and subject to inter-rater variability. Vision-language models have emerged as a promising tool for understanding…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Hanchen David Wang , Yilin Liu , Madison J. Lee , Surya Chand Rayala , Gautam Biswas , Daniel T. Levin , Meiyi Ma

Reinforcement learning (RL) has achieved some impressive recent successes in various computer games and simulations. Most of these successes are based on having large numbers of episodes from which the agent can learn. In typical robotic…

Robotics · Computer Science 2024-01-05 Jonas Tebbe , Lukas Krauch , Yapeng Gao , Andreas Zell

In surgical training for medical students, proficiency development relies on expert-led skill assessment, which is costly, time-limited, difficult to scale, and its expertise remains confined to institutions with available specialists.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Le Ma , Thiago Freitas dos Santos , Nadia Magnenat-Thalmann , Katarzyna Wac

Many facts come with an expiration date, from the name of the President to the basketball team Lebron James plays for. But language models (LMs) are trained on snapshots of data collected at a specific moment in time, and this can limit…

Computation and Language · Computer Science 2022-04-26 Bhuwan Dhingra , Jeremy R. Cole , Julian Martin Eisenschlos , Daniel Gillick , Jacob Eisenstein , William W. Cohen

Despite the immense technology advancement in the surgeries the criteria of assessing the surgical skills still remains based on subjective standards. With the advent of robotic-assisted surgery, new opportunities for objective and…

Robotics · Computer Science 2016-11-15 Mahtab J. Fard , Sattar Ameri , R. Darin Ellis

Sports analysis requires processing large amounts of data, which is time-consuming and costly. Advancements in neural networks have significantly alleviated this burden, enabling highly accurate ball tracking in sports broadcasts. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Thomas Gossard , Andreas Ziegler , Andreas Zell

Predicting athletes' performance has relied mostly on statistical data. Besides the traditional data, various types of data, including video, have become available. However, it is challenging to use them for deep learning, especially when…

Human-Computer Interaction · Computer Science 2023-04-07 Jaeyoun You , Jinhan Choi , Ho-Jae Shin , Bongwon Suh