3 papers
cs.CV2026
GryphOne: Symbol-Aware Masked Diffusion for Structural Refinement in Offline Handwritten Mathematical Expression Recognition
Takaya Kawakatsu, Ryo Ishiyama
Handwritten mathematical expression recognition (HMER) requires reasoning over diverse symbols and structures, yet autoregressive models struggle with exposure bias and syntax inco…
cs.CV2025
Computer-Aided Multi-Stroke Character Simplification by Stroke Removal
Ryo Ishiyama, Shinnosuke Matsuo, Seiichi Uchida
Multi-stroke characters in scripts such as Chinese and Japanese can be highly complex, posing significant challenges for both native speakers and, especially, non-native learners.…
cs.LG2024
Test-Time Augmentation for Traveling Salesperson Problem
Ryo Ishiyama, Takahiro Shirakawa, Seiichi Uchida +1
We propose Test-Time Augmentation (TTA) as an effective technique for addressing combinatorial optimization problems, including the Traveling Salesperson Problem. In general, deep…