activity
20242026
collaborators

5 papers

cs.CV2026

Ranking-Guided Semi-Supervised Domain Adaptation for Severity Classification

Shota Harada, Ryoma Bise, Kiyohito Tanaka +1

Semi-supervised domain adaptation leverages a few labeled and many unlabeled target samples, making it promising for addressing domain shifts in medical image analysis. However, ex…

cs.CV2025

Domain Adaptation for Ulcerative Colitis Severity Estimation Using Patient-Level Diagnoses

Takamasa Yamaguchi, Brian Kenji Iwana, Ryoma Bise +4

The development of methods to estimate the severity of Ulcerative Colitis (UC) is of significant importance. However, these methods often suffer from domain shifts caused by differ…

cs.LG2025

Weakly-Supervised Domain Adaptation with Proportion-Constrained Pseudo-Labeling

Takumi Okuo, Shinnosuke Matsuo, Shota Harada +2

Domain shift is a significant challenge in machine learning, particularly in medical applications where data distributions differ across institutions due to variations in data coll…

cs.CV2024

Ordinal Multiple-instance Learning for Ulcerative Colitis Severity Estimation with Selective Aggregated Transformer

Kaito Shiku, Kazuya Nishimura, Daiki Suehiro +2

Patient-level diagnosis of severity in ulcerative colitis (UC) is common in real clinical settings, where the most severe score in a patient is recorded. However, previous UC class…

cs.CV2024

Self-Relaxed Joint Training: Sample Selection for Severity Estimation with Ordinal Noisy Labels

Shumpei Takezaki, Kiyohito Tanaka, Seiichi Uchida

Severity level estimation is a crucial task in medical image diagnosis. However, accurately assigning severity class labels to individual images is very costly and challenging. Con…