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Automatic segmentation of hepatic lesions in computed tomography (CT) images is a challenging task to perform due to heterogeneous, diffusive shape of tumors and complex background. To address the problem more and more researchers rely on…

Image and Video Processing · Electrical Eng. & Systems 2019-09-18 Dina B. Efremova , Dmitry A. Konovalov , Thanongchai Siriapisith , Worapan Kusakunniran , Peter Haddawy

Liver cancer is one of the most prevalent and lethal forms of cancer, making early detection crucial for effective treatment. This paper introduces a novel approach for automated liver tumor segmentation in computed tomography (CT) images…

Machine Learning · Computer Science 2025-08-13 Nastaran Ghorbani , Bitasadat Jamshidi , Mohsen Rostamy-Malkhalifeh

We propose a novel procedure to improve liver and lesion segmentation from CT scans for U-Net based models. Our method extends standard segmentation pipelines to focus on higher target recall or reduction of noisy false-positive…

Image and Video Processing · Electrical Eng. & Systems 2020-03-13 Karsten Roth , Jürgen Hesser , Tomasz Konopczyński

Background and objective: In this paper, a modified U-Net based framework is presented, which leverages techniques from Squeeze-and-Excitation (SE) block, Atrous Spatial Pyramid Pooling (ASPP) and residual learning for accurate and robust…

Image and Video Processing · Electrical Eng. & Systems 2021-07-20 Jinke Wang , Peiqing Lv , Haiying Wang , Changfa Shi

Purpose: Segmentation of liver vessels from CT images is indispensable prior to surgical planning and aroused broad range of interests in the medical image analysis community. Due to the complex structure and low contrast background,…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Mian Wu , Yinling Qian , Xiangyun Liao , Qiong Wang , Pheng-Ann Heng

In this work, we propose a method that leverages CLIP feature distillation, achieving efficient 3D segmentation through language guidance. Unlike previous methods that rely on multi-scale CLIP features and are limited by processing speed…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Xingyu Miao , Haoran Duan , Yang Bai , Tejal Shah , Jun Song , Yang Long , Rajiv Ranjan , Ling Shao

In this paper, we present a new image segmentation method based on the concept of sparse subset selection. Starting with an over-segmentation, we adopt local spectral histogram features to encode the visual information of the small segments…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Fariba Zohrizadeh , Mohsen Kheirandishfard , Farhad Kamangar

Segmentation in 3D scans is playing an increasingly important role in current clinical practice supporting diagnosis, tissue quantification, or treatment planning. The current 3D approaches based on convolutional neural networks usually…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Alexey Novikov , David Major , Maria Wimmer , Dimitrios Lenis , Katja Bühler

Automatic aorta segmentation from 3-D medical volumes is an important yet difficult task. Several factors make the problem challenging, e.g. the possibility of aortic dissection or the difficulty with segmenting and annotating the small…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Marek Wodzinski , Henning Müller

Liver tumor segmentation is essential for computer-aided diagnosis, surgical planning, and prognosis evaluation. However, obtaining and maintaining a large-scale dataset with dense annotations is challenging. Semi-Supervised Learning (SSL)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Shiyun Chen , Li Lin , Pujin Cheng , Xiaoying Tang

Using radiological scans to identify liver tumors is crucial for proper patient treatment. This is highly challenging, as top radiologists only achieve F1 scores of roughly 80% (hepatocellular carcinoma (HCC) vs. others) with only moderate…

Computer Vision and Pattern Recognition · Computer Science 2021-04-12 Bolin Lai , Yuhsuan Wu , Xiaoyu Bai , Xiao-Yun Zhou , Peng Wang , Jinzheng Cai , Yuankai Huo , Lingyun Huang , Yong Xia , Jing Xiao , Le Lu , Heping Hu , Adam Harrison

Liver fibrosis poses a substantial challenge in clinical practice, emphasizing the necessity for precise liver segmentation and accurate disease staging. Based on the CARE Liver 2025 Track 4 Challenge, this study introduces a multi-task…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Boya Wang , Ruizhe Li , Chao Chen , Xin Chen

Open-Vocabulary Segmentation (OVS) methods are capable of performing semantic segmentation without relying on a fixed vocabulary, and in some cases, without training or fine-tuning. However, OVS methods typically require a human in the loop…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Osman Ülger , Maksymilian Kulicki , Yuki Asano , Martin R. Oswald

This paper proposes a novel image segmentation approachthat integrates fully convolutional networks (FCNs) with a level setmodel. Compared with a FCN, the integrated method can incorporatesmoothing and prior information to achieve an…

Computer Vision and Pattern Recognition · Computer Science 2017-10-25 Min Tang , Sepehr Valipour , Zichen Vincent Zhang , Dana Cobzas , MartinJagersand

We propose a fully-automated method for accurate and robust detection and segmentation of potentially cancerous lesions found in the liver and in lymph nodes. The process is performed in three steps, including organ detection, lesion…

Computer Vision and Pattern Recognition · Computer Science 2017-03-21 Assaf Hoogi , John W. Lambert , Yefeng Zheng , Dorin Comaniciu , Daniel L. Rubin

A fully automatic technique for segmenting the liver and localizing its unhealthy tissues is a convenient tool in order to diagnose hepatic diseases and assess the response to the according treatments. In this work we propose a method to…

Computer Vision and Pattern Recognition · Computer Science 2017-12-01 Miriam Bellver , Kevis-Kokitsi Maninis , Jordi Pont-Tuset , Xavier Giro-i-Nieto , Jordi Torres , Luc Van Gool

Automatic segmentation of liver and its tumors is an essential step for extracting quantitative imaging biomarkers for accurate tumor detection, diagnosis, prognosis and assessment of tumor response to treatment. MICCAI 2017 Liver Tumor…

Computer Vision and Pattern Recognition · Computer Science 2017-10-13 Yading Yuan

Extracting hepatic vessels from abdominal images is of high interest for clinicians since it allows to divide the liver into functionally-independent Couinaud segments. In this respect, an automated liver blood vessel extraction is widely…

Image and Video Processing · Electrical Eng. & Systems 2024-09-20 Amine Sadikine , Bogdan Badic , Jean-Pierre Tasu , Vincent Noblet , Pascal Ballet , Dimitris Visvikis , Pierre-Henri Conze

Liver cancer is one of the leading causes of cancer death. To assist doctors in hepatocellular carcinoma diagnosis and treatment planning, an accurate and automatic liver and tumor segmentation method is highly demanded in the clinical…

Computer Vision and Pattern Recognition · Computer Science 2018-07-04 Xiaomeng Li , Hao Chen , Xiaojuan Qi , Qi Dou , Chi-Wing Fu , Pheng Ann Heng

Accurate liver segmentation in multi-phase MRI is vital for liver fibrosis assessment, yet labeled data is often scarce and unevenly distributed across imaging modalities and vendor systems. We propose a label-efficient segmentation…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Quang-Khai Bui-Tran , Minh-Toan Dinh , Thanh-Huy Nguyen , Ba-Thinh Lam , Mai-Anh Vu , Ulas Bagci