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Recent studies have shown the benefits of using additional elevation data (e.g., DSM) for enhancing the performance of the semantic segmentation of aerial images. However, previous methods mostly adopt 3D elevation information as additional…

Computer Vision and Pattern Recognition · Computer Science 2020-09-23 Xiang Li , Lingjing Wang , Yi Fang

The localization of teeth and segmentation of periapical lesions in cone-beam computed tomography (CBCT) images are crucial tasks for clinical diagnosis and treatment planning, which are often time-consuming and require a high level of…

Image and Video Processing · Electrical Eng. & Systems 2023-12-20 Arnela Hadzic , Barbara Kirnbauer , Darko Stern , Martin Urschler

Automated segmentation of cancerous lesions in PET/CT images is a vital initial task for quantitative analysis. However, it is often challenging to train deep learning-based segmentation methods to high degree of accuracy due to the…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Shadab Ahamed , Arman Rahmim

Video depth estimation extends monocular prediction into the temporal domain to ensure coherence. However, existing methods often suffer from spatial blurring in fine-detail regions and temporal inconsistencies. We argue that current…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Yuecheng Liu , Junda Cheng , Longliang Liu , Wenjing Liao , Hanrui Cheng , Yuzhou Wang , Xin Yang

Recent advancements in 3D perception systems have significantly improved their ability to perform visual recognition tasks such as segmentation. However, these systems still heavily rely on explicit human instruction to identify target…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Amrin Kareem , Jean Lahoud , Hisham Cholakkal

Recent advances in dense 3D reconstruction have led to significant progress, yet achieving accurate unified geometric prediction remains a major challenge. Most existing methods are limited to predicting a single geometry quantity from…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Xianze Fang , Jingnan Gao , Zhe Wang , Zhuo Chen , Xingyu Ren , Jiangjing Lyu , Qiaomu Ren , Zhonglei Yang , Xiaokang Yang , Yichao Yan , Chengfei Lyu

3D instance segmentation is fundamental to geometric understanding of the world around us. Existing methods for instance segmentation of 3D scenes rely on supervision from expensive, manual 3D annotations. We propose UnScene3D, the first…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 David Rozenberszki , Or Litany , Angela Dai

Aortic shape analysis plays a key role in cardiovascular diagnostics, treatment planning, and understanding disease progression. We present a robust, fully automated pipeline for aortic shape analysis from cardiac MRI, combining deep…

Tissues and Organs · Quantitative Biology 2025-09-15 Nairouz Shehata , Amr Elsawy , Mohamed Nagy , Muhammad ElMahdy , Mariam Ali , Soha Romeih , Heba Aguib , Magdi Yacoub , Ben Glocker

Many robotic tasks involving some form of 3D visual perception greatly benefit from a complete knowledge of the working environment. However, robots often have to tackle unstructured environments and their onboard visual sensors can only…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Andrea Rosasco , Stefano Berti , Fabrizio Bottarel , Michele Colledanchise , Lorenzo Natale

We propose a novel technique for producing high-quality 3D models that match a given target object image or scan. Our method is based on retrieving an existing shape from a database of 3D models and then deforming its parts to match the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Mikaela Angelina Uy , Vladimir G. Kim , Minhyuk Sung , Noam Aigerman , Siddhartha Chaudhuri , Leonidas Guibas

Prostate gland segmentation from T2-weighted MRI is a critical yet challenging task in clinical prostate cancer assessment. While deep learning-based methods have significantly advanced automated segmentation, most conventional…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Ahmad Mustafa , Reza Rastegar , Ghassan AlRegib

A fundamental challenge in diagnostic imaging is the phenomenon of topological equivalence, where benign and malignant structures share global topology but differ in critical geometric detail, leading to diagnostic errors in both…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Mariem Abaach , Ian Morilla

Image segmentation remains a pivotal component in medical image analysis, aiding in the extraction of critical information for precise diagnostic practices. With the advent of deep learning, automated image segmentation methods have risen…

Image and Video Processing · Electrical Eng. & Systems 2024-03-07 Nhat-Tan Bui , Dinh-Hieu Hoang , Minh-Triet Tran , Gianfranco Doretto , Donald Adjeroh , Brijesh Patel , Arabinda Choudhary , Ngan Le

Accurate surround-view depth estimation provides a competitive alternative to laser-based sensors and is essential for 3D scene understanding in autonomous driving. While empirical studies have proposed various approaches that primarily…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Weimin Liu , Wenjun Wang , Joshua H. Meng

Owing to the success of transformer models, recent works study their applicability in 3D medical segmentation tasks. Within the transformer models, the self-attention mechanism is one of the main building blocks that strives to capture…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Abdelrahman Shaker , Muhammad Maaz , Hanoona Rasheed , Salman Khan , Ming-Hsuan Yang , Fahad Shahbaz Khan

Optical coherence tomography (OCT) is a non-invasive imaging technique that can produce images of the eye at the microscopic level. OCT image segmentation to localise retinal layer boundaries is a fundamental procedure for diagnosing and…

Computer Vision and Pattern Recognition · Computer Science 2016-09-09 Jinming Duan , Christopher Tench , Irene Gottlob , Frank Proudlock , Li Bai

Training a generalizable 3D part segmentation network is quite challenging but of great importance in real-world applications. To tackle this problem, some works design task-specific solutions by translating human understanding of the task…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Xueyi Liu , Xiaomeng Xu , Anyi Rao , Chuang Gan , Li Yi

Segmenting arbitrary 3D objects into constituent parts that are structurally meaningful is a fundamental problem encountered in a wide range of computer graphics applications. Existing methods for 3D shape segmentation suffer from complex…

Graphics · Computer Science 2020-10-23 Cheng Lin , Lingjie Liu , Changjian Li , Leif Kobbelt , Bin Wang , Shiqing Xin , Wenping Wang

Deep learning approaches have achieved state-of-the-art performance in cardiac magnetic resonance (CMR) image segmentation. However, most approaches have focused on learning image intensity features for segmentation, whereas the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Jinming Duan , Ghalib Bello , Jo Schlemper , Wenjia Bai , Timothy J W Dawes , Carlo Biffi , Antonio de Marvao , Georgia Doumou , Declan P O'Regan , Daniel Rueckert

Fine-grained image recognition has been a hot research topic in computer vision due to its various applications. The-state-of-the-art is the part/region-based approaches that first localize discriminative parts/regions, and then learn their…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Peng Zhang , Xinyu Zhu , Zhanzhan Cheng , Shuigeng Zhou , Yi Niu