Concept

Sport professionnel

Publications associées (9)

Renormalizing individual performance metrics for cultural heritage management of sports records

Individual performance metrics are commonly used to compare players from different eras. However, such cross-era comparison is often biased due to significant changes in success factors underlying player achievement rates (e.g. performance enhancing drugs ...

PERGAMON-ELSEVIER SCIENCE LTD2020

Training Algorithms for Multiple Object Tracking

Andrii Maksai

Multiple object tracking is a crucial Computer Vision Task. It aims at locating objects of interest in the image sequences, maintaining their identities, and identifying their trajectories over time. A large portion of current research focuses on tracking ...

EPFL2019

What Players do with the Ball: A Physically Constrained Interaction Modeling

Pascal Fua, Xinchao Wang, Andrii Maksai

Tracking the ball is critical for video-based analysis of team sports. However, it is difficult, especially in low resolution images, due to the small size of the ball, its speed that creates motion blur, and its often being occluded by players. In this pa ...

2016

Tracking Interacting Objects Using Intertwined Flows

Pascal Fua, François Fleuret, Engin Türetken, Xinchao Wang

In this paper, we show that tracking different kinds of interacting objects can be formulated as a network-flow Mixed Integer Program. This is made possible by tracking all objects simultaneously using intertwined flow variables and expressing the fact tha ...

Institute of Electrical and Electronics Engineers2016

Tracking Interacting Objects in Image Sequences

Xinchao Wang

Object tracking in image sequences is a key challenge in computer vision. Its goal is to follow objects that move or evolve over time while preserving the identity of each object. However, most existing approaches focus on one class of objects and model on ...

EPFL2015

Take your Eyes off the Ball: Improving Ball-Tracking by Focusing on Team Play

Pascal Fua, Xinchao Wang, Horesh Beny Ben Shitrit, Vitaly Henry Ablavsky

Accurate video-based ball tracking in team sports is important for automated game analysis, and has proven very difficult because the ball is often occluded by the players. In this paper, we propose a novel approach to addressing this issue by formulating ...

Elsevier2014

The Birth of the Workshop: Techno-Morals, Peace Experts and the Care of the Self in the Middle East

Nikolas Kosmatopoulos

In the article I examine through ethnography and contextual analysis one of the flagship techniques of peace expertise in the Middle East and elsewhere, the so-called conflict resolution workshop. For the transnational and hyper-mobile clan of peacemakers ...

2014

Sequestration, Scholarship, Sentinel: The Post-Politics of Peace (and War)

Nikolas Kosmatopoulos

n Lebanon, diverse sociopolitical projects have sought to mend the wounds, repair the cracks, and overhaul the loss of the devastating civil war (1975–90). Experts and technopolitics have featured centrally in almost all of them. In my anthropological rese ...

Cambridge University Press2014

Darwinians, Communitarians and Missionaries: The Role of Founder Identity in Entrepreneurship

Marc Gruber, Emmanuelle Fauchart Foray

Drawing on social identity theory, we explore the identities, behaviors and actions of 49 firm founders in the sports-related equipment industry. Our analysis suggests the existence of three pure types of founder identities and shows how these identities s ...

Academy of Management2011

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