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Learning cross-modal correspondences is essential for image-to-point cloud (I2P) registration. Existing methods achieve this mostly by utilizing metric learning to enforce feature alignment across modalities, disregarding the inherent…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Juncheng Mu , Chengwei Ren , Weixiang Zhang , Liang Pan , Xiao-Ping Zhang , Yue Gao

Recovering high quality surfaces from noisy point clouds, known as point cloud denoising, is a fundamental yet challenging problem in geometry processing. Most of the existing methods either directly denoise the noisy input or filter raw…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Zheng Liu , Yaowu Zhao , Sijing Zhan , Yuanyuan Liu , Renjie Chen , Ying He

Reliable cell segmentation and classification from biomedical images is a crucial step for both scientific research and clinical practice. A major challenge for more robust segmentation and classification methods is the large variations in…

Cell Behavior · Quantitative Biology 2017-10-31 Mo Zhang , Xiang Li , Mengjia Xu , Quanzheng Li

Robot localization using a built map is essential for a variety of tasks including accurate navigation and mobile manipulation. A popular approach to robot localization is based on image-to-point cloud registration, which combines…

Robotics · Computer Science 2025-07-08 Guangming Wang , Yu Zheng , Yuxuan Wu , Yanfeng Guo , Zhe Liu , Yixiang Zhu , Wolfram Burgard , Hesheng Wang

Point cloud patterns are hard to learn because of the implicit local geometry features among the orderless points. In recent years, point cloud representation in 2D space has attracted increasing research interest since it exposes the local…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yecheng Lyu , Xinming Huang , Ziming Zhang

Adapting object detectors learned with sufficient supervision to novel classes under low data regimes is charming yet challenging. In few-shot object detection (FSOD), the two-step training paradigm is widely adopted to mitigate the severe…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Bohao Li , Chang Liu , Mengnan Shi , Xiaozhong Chen , Xiangyang Ji , Qixiang Ye

The high incidence rate of prostate disease poses a requirement in early detection for diagnosis. As one of the main imaging methods used for prostate cancer detection, Magnetic Resonance Imaging (MRI) has wide range of appearance and…

Computer Vision and Pattern Recognition · Computer Science 2018-02-02 Qiuhua Liu , Min Fu , Xinqi Gong , Hao Jiang

The identification of Alzheimer's disease (AD) and its early stages using structural magnetic resonance imaging (MRI) has been attracting the attention of researchers. Various data-driven approaches have been introduced to capture subtle…

Artificial Intelligence · Computer Science 2021-08-11 Changhyun Park , Heung-Il Suk

Accurate molecular quantification is essential for advancing research and diagnostics in fields such as infectious diseases, cancer biology, and genetic disorders. Droplet digital PCR (ddPCR) has emerged as a gold standard for achieving…

Quantitative Methods · Quantitative Biology 2025-01-17 Yuanyuan Wei , Yucheng Wu , Fuyang Qu , Yao Mu , Yi-Ping Ho , Ho-Pui Ho , Wu Yuan , Mingkun Xu

Prostate cancer is one of the most common causes of cancer deaths in men. There is a growing demand for noninvasively and accurately diagnostic methods that facilitate the current standard prostate cancer risk assessment in clinical…

Image and Video Processing · Electrical Eng. & Systems 2021-12-30 Ping-Chang Lin , Teodora Szasz , Hakizumwami B. Runesha

In this paper, we focus on category-level 6D pose and size estimation from monocular RGB-D image. Previous methods suffer from inefficient category-level pose feature extraction which leads to low accuracy and inference speed. To tackle…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Wei Chen , Xi Jia , Hyung Jin Chang , Jinming Duan , Linlin Shen , Ales Leonardis

Object detection often costs a considerable amount of computation to get satisfied performance, which is unfriendly to be deployed in edge devices. To address the trade-off between computational cost and detection accuracy, this paper…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Huimin Shi , Quan Zhou , Yinghao Ni , Xiaofu Wu , Longin Jan Latecki

We propose a Coefficient-to-Basis Network (C2BNet), a novel framework for solving inverse problems within the operator learning paradigm. C2BNet efficiently adapts to different discretizations through fine-tuning, using a pre-trained model…

Machine Learning · Computer Science 2025-03-12 Zecheng Zhang , Hao Liu , Wenjing Liao , Guang Lin

Limited accessibility to neurological care leads to underdiagnosed Parkinson's Disease (PD), preventing early intervention. Existing AI-based PD detection methods primarily focus on unimodal analysis of motor or speech tasks, overlooking…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Md Saiful Islam , Tariq Adnan , Jan Freyberg , Sangwu Lee , Abdelrahman Abdelkader , Meghan Pawlik , Cathe Schwartz , Karen Jaffe , Ruth B. Schneider , E Ray Dorsey , Ehsan Hoque

MR imaging techniques are of great benefit to disease diagnosis. However, due to the limitation of MR devices, significant intensity inhomogeneity often exists in imaging results, which impedes both qualitative and quantitative medical…

Image and Video Processing · Electrical Eng. & Systems 2025-07-03 Dong Liang , Xingyu Qiu , Yuzhen Li , Wei Wang , Kuanquan Wang , Suyu Dong , Gongning Luo

Change point detection (CPD) aims to locate abrupt property changes in time series data. Recent CPD methods demonstrated the potential of using deep learning techniques, but often lack the ability to identify more subtle changes in the…

Machine Learning · Computer Science 2021-07-21 Tim De Ryck , Maarten De Vos , Alexander Bertrand

Medical image segmentation can provide detailed information for clinical analysis which can be useful for scenarios where the detailed location of a finding is important. Knowing the location of disease can play a vital role in treatment…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Abhishek Srivastava , Sukalpa Chanda , Debesh Jha , Michael A. Riegler , Pål Halvorsen , Dag Johansen , Umapada Pal

With the popularization of high-end mobile devices, Ultra-high-definition (UHD) images have become ubiquitous in our lives. The restoration of UHD images is a highly challenging problem due to the exaggerated pixel count, which often leads…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Chen Wu , Ling Wang , Long Peng , Dianjie Lu , Zhuoran Zheng

Spectral computed tomography based on a photon-counting detector (PCD) attracts more and more attentions since it has the capability to provide more accurate identification and quantitative analysis for biomedical materials. The limited…

Image and Video Processing · Electrical Eng. & Systems 2023-11-17 Xiaodong Guo , Longhui Li , Dingyue Chang , Peng He , Peng Feng , Hengyong Yu , Weiwen Wu

Distribution-to-distribution (D2D) point cloud registration techniques such as the Normal Distributions Transform (NDT) can align point clouds sampled from unstructured scenes and provide accurate bounds of their own solution error…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Matthew McDermott , Jason Rife