50 citations · 141 across the 19 of their papers we have counts for
Showing 2026Show all
2 papers · 1 filter
math.GM2026
Analysis of pairs in a generalized deck of playing cards
Ken Yamamoto, Satoshi Umeki
In this study, we analyze the number of pairs (i.e., two cards of the same rank) in a set of cards randomly selected from a deck of playing cards. While the standard deck of playin…
physics.soc-ph2026
Quantifying defensive pressure on the ball carrier in soccer based on minimum arrival time
Takuma Narizuka, Ikuya Sakamoto, Ken Yamamoto +1
Defensive pressure on the ball carrier is a fundamental component of soccer tactics. Existing pressure measures often involve additional modeling assumptions, which may reduce inte…