论文标题

腹腔镜胆囊切除术中的手术期识别

Surgical Phase Recognition in Laparoscopic Cholecystectomy

论文作者

Li, Yunfan, Shenoy, Vinayak, Prasanna, Prateek, Ramakrishnan, I. V., Ling, Haibin, Gupta, Himanshu

论文摘要

在手术视频中自动识别外科手术阶段是外科工作流程分析中的一项基本任务。在本报告中,我们提出了一种基于变压器的方法,该方法利用了2阶段推理管道的校准置信度得分,该方法根据校准的置信度水平动态切换基线模型和单独训练的过渡模型。我们的方法的表现优于Cholec80数据集上的基线模型,并且可以应用于各种动作分割方法。

Automatic recognition of surgical phases in surgical videos is a fundamental task in surgical workflow analysis. In this report, we propose a Transformer-based method that utilizes calibrated confidence scores for a 2-stage inference pipeline, which dynamically switches between a baseline model and a separately trained transition model depending on the calibrated confidence level. Our method outperforms the baseline model on the Cholec80 dataset, and can be applied to a variety of action segmentation methods.

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