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Object identification is one of the most fundamental and difficult issues in computer vision. It aims to discover object instances in real pictures from a huge number of established categories. In recent years, deep learning-based object…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Venkata Beri

Medical image analysis faces significant challenges due to limited annotation data, particularly in three-dimensional carotid artery segmentation tasks, where existing datasets exhibit spatially discontinuous slice annotations with only a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Haoxuan Li , Wei Song , Aofan Liu , Peiwu Qin

Medical image segmentation is a crucial method for assisting professionals in diagnosing various diseases through medical imaging. However, various factors such as noise, blurriness, and low contrast often hinder the accurate diagnosis of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Jeonghyun Noh , Wangsu Jeon , Jinsun Park

Photoacoustic imaging combines the high contrast of optical imaging with the deep penetration depth of ultrasonic imaging, showing great potential in cerebrovascular disease detection. However, the ultrasonic wave suffers strong attenuation…

Medical Physics · Physics 2025-09-08 Pengcheng Wan , Fan Zhang , Yuting Shen , Hulin Zhao , Xiran Cai , Xiaohua Feng , Fei Gao

In medical images, various types of lesions often manifest significant differences in their shape and texture. Accurate medical image segmentation demands deep learning models with robust capabilities in multi-scale and boundary feature…

Image and Video Processing · Electrical Eng. & Systems 2024-08-20 Zhenhuan Zhou , Along He , Yanlin Wu , Rui Yao , Xueshuo Xie , Tao Li

Surface defect detection is an extremely crucial step to ensure the quality of industrial products. Nowadays, convolutional neural networks (CNNs) based on encoder-decoder architecture have achieved tremendous success in various defect…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Junpu Wang , Guili Xu , Fuju Yan , Jinjin Wang , Zhengsheng Wang

Vision foundation models (VFMs), such as DINOv3, provide rich semantic representations that are promising for computational pathology. However, many current adaptations pair frozen VFMs with lightweight decoders, creating a capacity…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Tianyang Wang , Ziyu Su , Abdul Rehman Akbar , Usama Sajjad , Usman Afzaal , Lina Gokhale , Charles Rabolli , Wei Chen , Anil Parwani , Muhammad Khalid Khan Niazi

Accurate and automated lesion segmentation in Positron Emission Tomography / Computed Tomography (PET/CT) imaging is essential for cancer diagnosis and therapy planning. This paper presents a Swin Transformer UNet 3D (SwinUNet3D) framework…

Image and Video Processing · Electrical Eng. & Systems 2026-01-07 Shovini Guha , Dwaipayan Nandi

Three-dimensional medical image segmentation is a fundamental yet computationally demanding task due to the cubic growth of voxel processing and the redundant computation on homogeneous regions. To address these limitations, we propose…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Sen Zeng , Hong Zhou , Zheng Zhu , Yang Liu

We propose spatial semantic embedding network (SSEN), a simple, yet efficient algorithm for 3D instance segmentation using deep metric learning. The raw 3D reconstruction of an indoor environment suffers from occlusions, noise, and is…

Computer Vision and Pattern Recognition · Computer Science 2020-07-08 Dongsu Zhang , Junha Chun , Sang Kyun Cha , Young Min Kim

In this paper, a 3D patch-based fully dense and fully convolutional network (FD-FCN) is proposed for fast and accurate segmentation of subcortical structures in T1-weighted magnetic resonance images. Developed from the seminal FCN with an…

Image and Video Processing · Electrical Eng. & Systems 2020-05-01 Binbin Yang , Weiwei Zhang

Multi-rater medical image segmentation captures the inherent ambiguity of clinical interpretation, where diagnostic boundaries vary across experts and imaging devices. Existing approaches often reduce this diversity to consensus labels or…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Sanaz Karimijafarbigloo , Armin Khosravi , Alireza Kheyrkhah , Reza Azad , Mauricio Reyes , Dorit Merhof

Background: Dual-energy CT (DECT) and material decomposition play vital roles in quantitative medical imaging. However, the decomposition process may suffer from significant noise amplification, leading to severely degraded image…

With the rapid development of deep learning and computer vision technologies, medical image segmentation plays a crucial role in the early diagnosis of breast cancer. However, due to the characteristics of breast ultrasound images, such as…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Jiajun Ding , Beiyao Zhu , Wenjie Wang , Shurong Zhang , Dian Zhua , Zhao Liua

Medical image segmentation plays an important role in clinical decision making, treatment planning, and disease tracking. However, it still faces two major challenges. On the one hand, there is often a ``soft boundary'' between foreground…

Image and Video Processing · Electrical Eng. & Systems 2024-12-12 Mengqi Lei , Haochen Wu , Xinhua Lv , Xin Wang

Blood vessel segmentation is crucial for many diagnostic and research applications. In recent years, CNN-based models have leaded to breakthroughs in the task of segmentation, however, such methods usually lose high-frequency information…

Image and Video Processing · Electrical Eng. & Systems 2021-04-09 Mo Zhang , Fei Yu , Jie Zhao , Li Zhang , Quanzheng Li

Skin lesion segmentation plays a critical role in the early detection and accurate diagnosis of dermatological conditions. Denoising Diffusion Probabilistic Models (DDPMs) have recently gained attention for their exceptional…

Image and Video Processing · Electrical Eng. & Systems 2023-08-08 Afshin Bozorgpour , Yousef Sadegheih , Amirhossein Kazerouni , Reza Azad , Dorit Merhof

Low-count PET is an efficient way to reduce radiation exposure and acquisition time, but the reconstructed images often suffer from low signal-to-noise ratio (SNR), thus affecting diagnosis and other downstream tasks. Recent advances in…

Image and Video Processing · Electrical Eng. & Systems 2023-10-09 Bo Zhou , Huidong Xie , Qiong Liu , Xiongchao Chen , Xueqi Guo , Zhicheng Feng , Jun Hou , S. Kevin Zhou , Biao Li , Axel Rominger , Kuangyu Shi , James S. Duncan , Chi Liu

This paper proposes an innovative object detector by leveraging deep features learned in high-level layers. Compared with features produced in earlier layers, the deep features are better at expressing semantic and contextual information.…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Wenchi Ma , Yuanwei Wu , Feng Cen , Guanghui Wang

Most state-of-the-art 3D object detectors heavily rely on LiDAR sensors because there is a large performance gap between image-based and LiDAR-based methods. It is caused by the way to form representation for the prediction in 3D scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Yilun Chen , Shu Liu , Xiaoyong Shen , Jiaya Jia