4 papers
How Unlikely Is "Unlikely"? Assessing Verbal Probability Perception Across Large Language Models
Christos Petridis, Konstantinos Pelechrinis, Zoran Obradovic
Large language models increasingly produce and interpret verbal probability expressions, yet whether these expressions carry consistent meaning across models (or match human percep…
Lineup Regularized Adjusted Plus-Minus (L-RAPM): Basketball Lineup Ratings with Informed Priors
Christos Petridis, Konstantinos Pelechrinis
Identifying combinations of players (that is, lineups) in basketball - and other sports - that perform well when they play together is one of the most important tasks in sports ana…
NFL Ghosts: A framework for evaluating defender positioning with conditional density estimation
Ronald Yurko, Quang Nguyen, Konstantinos Pelechrinis
Player attribution in American football remains an open problem due to the complex nature of twenty-two players interacting on the field, but the granularity of player tracking dat…
Lasso Multinomial Performance Indicators for in-play Basketball Data
Argyro Damoulaki, Ioannis Ntzoufras, Konstantinos Pelechrinis
A typical approach to quantify the contribution of each player in basketball uses the plus-minus method. The ratings obtained by such a method are estimated using simple regression…