Self-supervised learning for endoscopic video analysis

R Hirsch, M Caron, R Cohen, A Livne… - … Conference on Medical …, 2023 - Springer
Self-supervised learning (SSL) has led to important breakthroughs in computer vision by
allowing learning from large amounts of unlabeled data. As such, it might have a pivotal role …

Semantic Parsing of Colonoscopy Videos with Multi-Label Temporal Networks

O Kelner, O Weinstein, E Rivlin… - Proceedings of the …, 2023 - openaccess.thecvf.com
Following the successful debut of polyp detection and characterization, more advanced
automation tools are being developed for colonoscopy. The new automation tasks, such as …

Random Walks for Temporal Action Segmentation with Timestamp Supervision

R Hirsch, R Cohen, T Golany… - Proceedings of the …, 2024 - openaccess.thecvf.com
Temporal action segmentation relates to high-level video understanding, commonly
formulated as frame-wise classification of untrimmed videos into predefined actions. Fully …

Automated colonoscopy withdrawal phase duration estimation using cecum detection and surgical tasks classification

T De Carvalho, R Kader, P Brandao… - Biomedical Optics …, 2023 - opg.optica.org
Colorectal cancer is the third most common type of cancer with almost two million new cases
worldwide. They develop from neoplastic polyps, most commonly adenomas, which can be …

Motion-based weak supervision for video parsing with application to colonoscopy

O Kelner, O Weinstein, E Rivlin… - arXiv preprint arXiv …, 2022 - arxiv.org
We propose a two-stage unsupervised approach for parsing videos into phases. We use
motion cues to divide the video into coarse segments. Noisy segment labels are then used …

Consistency Loss for Improved Colonoscopy Landmark Detection with Vision Transformers

A Tamhane, D Dobkin, O Shtalrid, M Bouhnik… - … Workshop on Machine …, 2023 - Springer
Colonoscopy is a procedure used to examine the colon and rectum for colorectal cancer or
other abnormalities including polyps or diverticula. Apart from the actual diagnosis, manually …