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Medical reports with substantial information can be naturally complementary to medical images for computer vision tasks, and the modality gap between vision and language can be solved by vision-language matching (VLM). However, current…

Image and Video Processing · Electrical Eng. & Systems 2023-05-23 Chen Wenting , Liu Jie , Yuan Yixuan

Accurate automated detection of recurrent prostate cancer in PSMA PET/CT scans is challenging due to heterogeneous lesion size, activity, anatomical location, and intra- and inter-class imbalances. Conventional deep learning loss functions…

Image and Video Processing · Electrical Eng. & Systems 2026-03-17 Obed Korshie Dzikunu , Shadab Ahamed , Amirhossein Toosi , Xiaoxiao Li , Arman Rahmim

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

Automatic segmentation of medical images is a key step for diagnostic and interventional tasks. However, achieving this requires large amounts of annotated volumes, which can be tedious and time-consuming task for expert annotators. In this…

Effective transperineal ultrasound image guidance in prostate external beam radiotherapy requires consistent alignment between probe and prostate at each session during patient set-up. Probe placement and ultrasound image inter-pretation…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Alexander Grimwood , Helen McNair , Yipeng Hu , Ester Bonmati , Dean Barratt , Emma Harris

This paper addresses the challenge of fine-grained alignment in Vision-and-Language Navigation (VLN) tasks, where robots navigate realistic 3D environments based on natural language instructions. Current approaches use contrastive learning…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Yuhang Song , Mario Gianni , Chenguang Yang , Kunyang Lin , Te-Chuan Chiu , Anh Nguyen , Chun-Yi Lee

Vision-Language Models (VLMs) demonstrate remarkable potential in robotic manipulation, yet challenges persist in executing complex fine manipulation tasks with high speed and precision. While excelling at high-level planning, existing VLM…

Robotics · Computer Science 2025-03-10 Qingxuan Jia , Guoqin Tang , Zeyuan Huang , Zixuan Hao , Ning Ji , Shihang , Yin , Gang Chen

Breast lesions segmentation is an important step of computer-aided diagnosis system, and it has attracted much attention. However, accurate segmentation of malignant breast lesions is a challenging task due to the effects of heterogeneous…

Image and Video Processing · Electrical Eng. & Systems 2022-04-29 Gongping Chen , Yuming Liu , Yu Dai , Jianxun Zhang , Liang Cui , Xiaotao Yin

Biomedical image segmentation plays a significant role in computer-aided diagnosis. However, existing CNN based methods rely heavily on massive manual annotations, which are very expensive and require huge human resources. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2023-01-13 Ruifei Zhang , Sishuo Liu , Yizhou Yu , Guanbin Li

Cutaneous malignancies demand early detection for favorable outcomes, yet current diagnostics suffer from inter-observer variability and access disparities. While AI shows promise, existing dermatological systems are limited by homogeneous…

Computer Vision and Pattern Recognition · Computer Science 2025-10-09 Sher Khan , Raz Muhammad , Adil Hussain , Muhammad Sajjad , Muhammad Rashid

Layer segmentation is important to quantitative analysis of retinal optical coherence tomography (OCT). Recently, deep learning based methods have been developed to automate this task and yield remarkable performance. However, due to the…

Image and Video Processing · Electrical Eng. & Systems 2023-12-07 Hong Liu , Dong Wei , Donghuan Lu , Xiaoying Tang , Liansheng Wang , Yefeng Zheng

Recent studies demonstrated the eligibility of convolutional neural networks (CNNs) for solving the image registration problem. CNNs enable faster transformation estimation and greater generalization capability needed for better support…

Image and Video Processing · Electrical Eng. & Systems 2021-02-10 Oleksii Bashkanov , Anneke Meyer , Daniel Schindele , Martin Schostak , Klaus Tönnies , Christian Hansen , Marko Rak

Safe autonomous systems in complex environments require robust road anomaly segmentation to identify unknown obstacles. However, existing approaches often rely on pixel-level statistics to determine whether a region appears anomalous. This…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Zhuolin He , Jiacheng Tang , Jian Pu , Xiangyang Xue

We propose a topology-constrained quantized nnUNet framework for efficient and anatomically accurate 3D tooth segmentation, addressing the challenges of spatial distortion introduced by quantization in deep learning models. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Paarth Prasad , Ruchika Malhotra

Accurate segmentation of breast lesions is a crucial step in evaluating the characteristics of tumors. However, this is a challenging task, since breast lesions have sophisticated shape, topological structure, and variation in the intensity…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Sulaiman Vesal , Nishant Ravikumar , Stephan Ellman , Andreas Maier

Delineating 3D blood vessels is essential for clinical diagnosis and treatment, however, is challenging due to complex structure variations and varied imaging conditions. Supervised deep learning has demonstrated its superior capacity in…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Huai Chen , Xiuying Wang , Lisheng Wang

Accurate segmentation of Optical Coherence Tomography (OCT) images is crucial for diagnosing and monitoring retinal diseases. However, the labor-intensive nature of pixel-level annotation limits the scalability of supervised learning for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Jiaqi Yang , Nitish Mehta , Xiaoling Hu , Chao Chen , Chia-Ling Tsai

Precise determination of target is an essential procedure in prostate interventions, such as the prostate biopsy, lesion detection and targeted therapy. However, the prostate delineation may be tough in some cases due to tissue ambiguity or…

Image and Video Processing · Electrical Eng. & Systems 2020-07-31 Chunxia Qin , Xiaojun Chen , Jocelyne Troccaz

Text guided 3D medical image segmentation offers a flexible alternative to class based and spatial prompt based models by allowing users to specify regions of interest directly in natural language. This paradigm avoids reliance on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Yu Xin , Gorkem Can Ates , Jun Ma , Sumin Kim , Ying Zhang , Kaleb E Smith , Kuang Gong , Wei Shao

In recent years, convolutional neural networks for semantic segmentation of breast ultrasound (BUS) images have shown great success; however, two major challenges still exist. 1) Most current approaches inherently lack the ability to…

Image and Video Processing · Electrical Eng. & Systems 2024-03-26 Kyle Lucke , Aleksandar Vakanski , Min Xian