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Visual navigation requires the robot to reach a specified goal such as an image, based on a sequence of first-person visual observations. While recent learning-based approaches have made significant progress, they often focus on improving…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Hao Ren , Zetong Bi , Yiming Zeng , Zhaoliang Wan , Lu Qi , Hui Cheng

High resolution satellite image sequences are multidimensional signals composed of spatio-temporal patterns associated to numerous and various phenomena. Bayesian methods have been previously proposed in (Heas and Datcu, 2005) to code the…

计算机视觉与模式识别 · 计算机科学 2007-09-20 Patrick Héas , Mihai Datcu

Breast cancer is the most frequently diagnosed human cancer in the United States at present. Early detection is crucial for its successful treatment. X-ray mammography and digital breast tomosynthesis are currently the main methods for…

This work presents a novel breast cancer imaging approach that uses compressive sensing in a hybrid Digital Breast Tomosynthesis (DBT) / Nearfield Radar Imaging (NRI) system configuration. The non-homogeneous tissue distribution of the…

最优化与控制 · 数学 2016-03-22 Richard Obermeier , Jose Angel Martinez Lorenzo

In this study, we present a deep learning framework that learns complex spatio-temporal correlation structures of EEG signals through a Spatio-Temporal Attention Network (STAN) for accurate predictions of onset of seizures for Epilepsy…

信号处理 · 电气工程与系统科学 2025-11-06 Zan Li , Kyongmin Yeo , Wesley Gifford , Lara Marcuse , Madeline Fields , Bülent Yener

Deep learning models have enjoyed great success for image related computer vision tasks like image classification and object detection. For video related tasks like human action recognition, however, the advancements are not as significant…

计算机视觉与模式识别 · 计算机科学 2018-09-12 Xiaolin Song , Cuiling Lan , Wenjun Zeng , Junliang Xing , Jingyu Yang , Xiaoyan Sun

The observable time delays between the multiple images of strong lensing systems with time variable sources can provide us with some valuable information to probe the expansion history of the Universe. Estimation of these time delays can be…

宇宙学与河外天体物理 · 物理学 2015-06-15 Amir Aghamousa , Arman Shafieloo

Cone beam computed tomography (CBCT) for breast imaging has potential to replace conventional mammograms. However, concerns over dose and image quality prevent CBBCT systems from the clinical trial phase to next stage. The time of flight…

医学物理 · 物理学 2021-02-01 Ignacio O. Romero , Changqing Li

Purpose: We describe a 3D multi-view perception system for the da Vinci surgical system to enable Operating room (OR) scene understanding and context awareness. Methods: Our proposed system is comprised of four Time-of-Flight (ToF) cameras…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Zhaoshuo Li , Amirreza Shaban , Jean-Gabriel Simard , Dinesh Rabindran , Simon DiMaio , Omid Mohareri

A precise assessment of the risk of breast lesions can greatly lower it and assist physicians in choosing the best course of action. To categorise breast lesions, the majority of current computer-aided systems only use characteristics from…

图像与视频处理 · 电气工程与系统科学 2025-08-25 Muhaisin Tiyumba Nantogmah , Abdul-Barik Alhassan , Salamudeen Alhassan

Visual Saliency is the capability of vision system to select distinctive parts of scene and reduce the amount of visual data that need to be processed. The presentpaper introduces (1) a novel approach to detect salient regions by…

计算机视觉与模式识别 · 计算机科学 2016-07-12 Sikha O K , Sachin Kumar S , K P Soman

The increasing number of users leads to an increase in pilot overhead, and the limited pilot resources make it challenging to support all users using orthogonal pilots. By fully capturing the inherent physical characteristics of the…

信号处理 · 电气工程与系统科学 2025-01-07 Kaiyuan Tian , Yani Chi , Yufan Zhou , An Liu

The online monitoring data in distribution networks contain rich information on the running states of the networks. By leveraging the data, this paper proposes a spatio-temporal correlation analysis approach for anomaly detection and…

信号处理 · 电气工程与系统科学 2019-07-23 Xin Shi , Robert Qiu , Zenan Ling , Fan Yang , Haosen Yang , Xing He

Test-time adaptation enables a trained model to adjust to a new domain during inference, making it particularly valuable in clinical settings where such on-the-fly adaptation is required. However, existing techniques depend on large target…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Smriti Joshi , Richard Osuala , Lidia Garrucho , Kaisar Kushibar , Dimitri Kessler , Oliver Diaz , Karim Lekadir

Contrastive learning has been proved to be a promising technique for image-level representation learning from unlabeled data. Many existing works have demonstrated improved results by applying contrastive learning in classification and…

图像与视频处理 · 电气工程与系统科学 2021-09-20 Dewen Zeng , John N. Kheir , Peng Zeng , Yiyu Shi

Machine learning models built on training data with multiple modalities can reveal new insights that are not accessible through unimodal datasets. For example, cardiac magnetic resonance images (MRIs) and electrocardiograms (ECGs) are both…

Spatial transcriptomics enables genome-wide expression analysis within native tissue context, yet identifying spatial domains remains challenging due to complex gene-spatial interactions. Existing methods typically process spatial and…

机器学习 · 计算机科学 2025-12-19 Jianping Mei , Siqi Ai , Ye Yuan

In action recognition, although the combination of spatio-temporal videos and skeleton features can improve the recognition performance, a separate model and balancing feature representation for cross-modal data are required. To solve these…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Dasom Ahn , Sangwon Kim , Hyunsu Hong , Byoung Chul Ko

A useful application of event sensing is visual odometry, especially in settings that require high-temporal resolution. The state-of-the-art method of contrast maximisation recovers the motion from a batch of events by maximising the…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Daqi Liu , Alvaro Parra , Tat-Jun Chin

Breast ultrasound imaging is a valuable tool for early breast cancer detection, but automated tumor segmentation is challenging due to inherent noise, variations in scale of lesions, and fuzzy boundaries. To address these challenges, we…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Muhammad Azeem Aslam , Asim Naveed , Nisar Ahmed