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Universal lesion detection in computed tomography (CT) images is an important yet challenging task due to the large variations in lesion type, size, shape, and appearance. Considering that data in clinical routine (such as the DeepLesion…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Cong Xie , Shilei Cao , Dong Wei , Hongyu Zhou , Kai Ma , Xianli Zhang , Buyue Qian , Liansheng Wang , Yefeng Zheng

The industry increasingly relies on deep learning (DL) technology for manufacturing inspections, which are challenging to automate with rule-based machine vision algorithms. DL-powered inspection systems derive defect patterns from labeled…

机器学习 · 计算机科学 2024-09-17 Altaf Allah Abbassi , Houssem Ben Braiek , Foutse Khomh , Thomas Reid

This study presents a lightweight pipeline for skin lesion detection, addressing the challenges posed by imbalanced class distribution and subtle or atypical appearances of some lesions. The pipeline is built around a lightweight model that…

计算机视觉与模式识别 · 计算机科学 2023-08-07 Mingzhe Hu , Xiaofeng Yang

There has been growing research interest in using deep learning based method to achieve fully automated segmentation of lesion in Positron emission tomography computed tomography(PET CT) scans for the prognosis of various cancers. Recent…

图像与视频处理 · 电气工程与系统科学 2022-09-19 Jia Zhang , Yukun Huang , Zheng Zhang , Yuhang Shi

Training language models to learn from human instructions for zero-shot cross-task generalization has attracted much attention in NLP communities. Recently, instruction tuning (IT), which fine-tunes a pre-trained language model on a massive…

计算与语言 · 计算机科学 2022-10-18 Yuxian Gu , Pei Ke , Xiaoyan Zhu , Minlie Huang

Positron Emission Tomography (PET) /Computed Tomography (CT) is crucial for diagnosing, managing, and planning treatment for various cancers. Developing reliable deep learning models for the segmentation of tumor lesions in PET/CT scans in…

图像与视频处理 · 电气工程与系统科学 2024-09-24 Tanya Chutani , Saikiran Bonthu , Pranab Samanta , Nitin Singhal

To build a French national electronic injury surveillance system based on emergency room visits, we aim to develop a coding system to classify their causes from clinical notes in free-text. Supervised learning techniques have shown good…

计算与语言 · 计算机科学 2021-04-08 Binbin Xu , Cédric Gil-Jardiné , Frantz Thiessard , Eric Tellier , Marta Avalos , Emmanuel Lagarde

One commonly used clinical approach towards detecting melanomas recognises the existence of Ugly Duckling nevi, or skin lesions which look different from the other lesions on the same patient. An automatic method of detecting and analysing…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Mohammadreza Mohseni , Jordan Yap , William Yolland , Arash Koochek , M Stella Atkins

Various convolutional neural network (CNN) based concepts have been introduced for the prostate's automatic segmentation and its coarse subdivision into transition zone (TZ) and peripheral zone (PZ). However, when targeting a fine-grained…

图像与视频处理 · 电气工程与系统科学 2021-04-09 Anneke Meyer , Suhita Ghosh , Daniel Schindele , Martin Schostak , Sebastian Stober , Christian Hansen , Marko Rak

Accurate detection of all pathological findings in 3D medical images remains a significant challenge, as supervised models are limited to detecting only the few pathology classes annotated in existing datasets. To address this, we frame…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Mikhail Goncharov , Eugenia Soboleva , Mariia Donskova , Daniil Ignatyev , Mikhail Belyaev , Ivan Oseledets , Marina Munkhoeva , Maxim Panov

Approximate unlearning has gained popularity as an approach to efficiently update an LLM so that it behaves (roughly) as if it was not trained on a subset of data to begin with. However, existing methods are brittle in practice and can…

机器学习 · 计算机科学 2025-04-08 Kevin Kuo , Amrith Setlur , Kartik Srinivas , Aditi Raghunathan , Virginia Smith

Although binary classification is a well-studied problem, training reliable classifiers under severe class imbalance remains a challenge. Recent techniques mitigate the ill effects of imbalance on training by modifying the loss functions or…

机器学习 · 计算机科学 2024-10-07 Kelsey Lieberman , Swarna Kamlam Ravindran , Shuai Yuan , Carlo Tomasi

Early cancer detection is crucial for prognosis, but many cancer types lack large labelled datasets required for developing deep learning models. This paper investigates self-supervised learning (SSL) as an alternative to the standard…

图像与视频处理 · 电气工程与系统科学 2024-11-27 Hamish Haggerty , Rohitash Chandra

Class imbalance remains a significant challenge in machine learning, particularly for tabular data classification tasks. While Gradient Boosting Decision Trees (GBDT) models have proven highly effective for such tasks, their performance can…

机器学习 · 计算机科学 2024-07-22 Jiaqi Luo , Yuan Yuan , Shixin Xu

When reading medical images such as a computed tomography (CT) scan, radiologists generally search across the image to find lesions, characterize and measure them, and then describe them in the radiological report. To automate this process,…

计算机视觉与模式识别 · 计算机科学 2019-08-14 Ke Yan , Youbao Tang , Yifan Peng , Veit Sandfort , Mohammadhadi Bagheri , Zhiyong Lu , Ronald M. Summers

We can achieve fast and consistent early skin cancer detection with recent developments in computer vision and deep learning techniques. However, the existing skin lesion segmentation and classification prediction models run independently,…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Anand Kumar , Kavinder Roghit Kanthen , Josna John

Gliomas are the most frequent primary brain tumors in adults. Glioma change detection aims at finding the relevant parts of the image that change over time. Although Deep Learning (DL) shows promising performances in similar change…

计算机视觉与模式识别 · 计算机科学 2023-01-27 Tommaso Di Noto , Meritxell Bach Cuadra , Chirine Atat , Eduardo Gamito Teiga , Monika Hegi , Andreas Hottinger , Patric Hagmann , Jonas Richiardi

Automatic lymph node (LN) segmentation and detection for cancer staging are critical. In clinical practice, computed tomography (CT) and positron emission tomography (PET) imaging detect abnormal LNs. Despite its low contrast and variety in…

图像与视频处理 · 电气工程与系统科学 2022-12-23 Al-Akhir Nayan , Boonserm Kijsirikul , Yuji Iwahori

Self-supervised pretraining has been observed to be effective at improving feature representations for transfer learning, leveraging large amounts of unlabelled data. This review summarizes recent research into its usage in X-ray, computed…

机器学习 · 计算机科学 2023-09-07 Blake VanBerlo , Jesse Hoey , Alexander Wong

Supervised learning from training data with imbalanced class sizes, a commonly encountered scenario in real applications such as anomaly/fraud detection, has long been considered a significant challenge in machine learning. Motivated by…

机器学习 · 计算机科学 2019-05-27 Yunru Liu , Tingran Gao , Haizhao Yang