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The ability to automatically detect certain types of cells or cellular subunits in microscopy images is of significant interest to a wide range of biomedical research and clinical practices. Cell detection methods have evolved from…

Computer Vision and Pattern Recognition · Computer Science 2018-02-22 Yao Xue , Nilanjan Ray

We introduce Continual 3D Convolutional Neural Networks (Co3D CNNs), a new computational formulation of spatio-temporal 3D CNNs, in which videos are processed frame-by-frame rather than by clip. In online tasks demanding frame-wise…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Lukas Hedegaard , Alexandros Iosifidis

Amidst the ongoing pandemic, several studies have shown that COVID-19 classification and grading using computed tomography (CT) images can be automated with convolutional neural networks (CNNs). Many of these studies focused on reporting…

Image and Video Processing · Electrical Eng. & Systems 2020-09-22 Coen de Vente , Luuk H. Boulogne , Kiran Vaidhya Venkadesh , Cheryl Sital , Nikolas Lessmann , Colin Jacobs , Clara I. Sánchez , Bram van Ginneken

We address the problem of 3D object detection, that is, estimating 3D object bounding boxes from point clouds. 3D object detection methods exploit either voxel-based or point-based features to represent 3D objects in a scene. Voxel-based…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Jongyoun Noh , Sanghoon Lee , Bumsub Ham

Graph convolutional neural networks (Graph-CNNs) extend traditional CNNs to handle data that is supported on a graph. Major challenges when working with data on graphs are that the support set (the vertices of the graph) do not typically…

Computer Vision and Pattern Recognition · Computer Science 2018-12-06 Yingxue Zhang , Michael Rabbat

We introduce a novel framework for learning vector representations of tree-structured geometric data focusing on 3D vascular networks. Our approach employs two sequentially trained Transformer-based autoencoders. In the first stage, the…

Image and Video Processing · Electrical Eng. & Systems 2025-06-16 James Batten , Michiel Schaap , Matthew Sinclair , Ying Bai , Ben Glocker

Recently, three dimensional (3D) convolutional neural networks (CNNs) have emerged as dominant methods to capture spatiotemporal representations in videos, by adding to pre-existing 2D CNNs a third, temporal dimension. Such 3D CNNs,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Gurkirt Singh , Fabio Cuzzolin

Effective retinal vessel segmentation requires a sophisticated integration of global contextual awareness and local vessel continuity. To address this challenge, we propose the Graph Capsule Convolution Network (GCC-UNet), which merges…

Image and Video Processing · Electrical Eng. & Systems 2024-09-19 Xinxu Wei , Xi Lin , Haiyun Liu , Shixuan Zhao , Yongjie Li

In this paper we address the problem of representing 3D visual data with parameterized volumetric shape primitives. Specifically, we present a (two-stage) approach built around convolutional neural networks (CNNs) capable of segmenting…

Computer Vision and Pattern Recognition · Computer Science 2020-01-29 Jaka Šircelj , Tim Oblak , Klemen Grm , Uroš Petković , Aleš Jaklič , Peter Peer , Vitomir Štruc , Franc Solina

3D shape is a crucial but heavily underutilized cue in today's computer vision systems, mostly due to the lack of a good generic shape representation. With the recent availability of inexpensive 2.5D depth sensors (e.g. Microsoft Kinect),…

Computer Vision and Pattern Recognition · Computer Science 2015-04-16 Zhirong Wu , Shuran Song , Aditya Khosla , Fisher Yu , Linguang Zhang , Xiaoou Tang , Jianxiong Xiao

In this work we propose a novel approach to perform segmentation by leveraging the abstraction capabilities of convolutional neural networks (CNNs). Our method is based on Hough voting, a strategy that allows for fully automatic…

Characterizing blood vessels in digital images is important for the diagnosis of many types of diseases as well as for assisting current researches regarding vascular systems. The automated analysis of blood vessels typically requires the…

Image and Video Processing · Electrical Eng. & Systems 2023-01-12 Matheus V. da Silva , Julie Ouellette , Baptiste Lacoste , Cesar H. Comin

Convolutional neural networks are state-of-the-art for various segmentation tasks. While for 2D images these networks are also computationally efficient, 3D convolutions have huge storage requirements and therefore, end-to-end training is…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Christoph Angermann , Markus Haltmeier

Globally, Coronary Heart Disease (CHD) is one of the main causes of death. Early detection of CHD can improve patient outcomes and reduce mortality rates. We propose a novel framework for predicting the presence of CHD using a combination…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 R. Selvaraj , T. Satheesh , V. Suresh , V. Yathavaraj

In this paper, we propose a novel framework with 3D convolutional networks (ConvNets) for automated detection of pulmonary nodules from low-dose CT scans, which is a challenging yet crucial task for lung cancer early diagnosis and…

Computer Vision and Pattern Recognition · Computer Science 2017-08-15 Qi Dou , Hao Chen , Yueming Jin , Huangjing Lin , Jing Qin , Pheng-Ann Heng

3D point cloud interpretation is a challenging task due to the randomness and sparsity of the component points. Many of the recently proposed methods like PointNet and PointCNN have been focusing on learning shape descriptions from point…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Zhaoyu Su , Pin Siang Tan , Junkang Chow , Jimmy Wu , Yehur Cheong , Yu-Hsing Wang

Silent Speech Interfaces aim to reconstruct the acoustic signal from a sequence of ultrasound tongue images that records the articulatory movement. The extraction of information about the tongue movement requires us to efficiently process…

Human-Computer Interaction · Computer Science 2022-06-28 Amin Honarmandi Shandiz , Laszlo Toth

Convolutional neural networks (CNNs) have been extensively applied for image recognition problems giving state-of-the-art results on recognition, detection, segmentation and retrieval. In this work we propose and evaluate several deep…

Computer Vision and Pattern Recognition · Computer Science 2015-04-14 Joe Yue-Hei Ng , Matthew Hausknecht , Sudheendra Vijayanarasimhan , Oriol Vinyals , Rajat Monga , George Toderici

The coronary microvascular disease poses a great threat to human health. Computer-aided analysis/diagnosis systems help physicians intervene in the disease at early stages, where 3D vessel segmentation is a fundamental step. However, there…

Image and Video Processing · Electrical Eng. & Systems 2022-08-24 Chengwei Pan , Baolian Qi , Gangming Zhao , Jiaheng Liu , Chaowei Fang , Dingwen Zhang , Jinpeng Li

The task of object segmentation in videos is usually accomplished by processing appearance and motion information separately using standard 2D convolutional networks, followed by a learned fusion of the two sources of information. On the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Sabarinath Mahadevan , Ali Athar , Aljoša Ošep , Sebastian Hennen , Laura Leal-Taixé , Bastian Leibe