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Successfully tracking the human body is an important perceptual challenge for robots that must work around people. Existing methods fall into two broad categories: geometric tracking and direct pose estimation using machine learning. While…

计算机视觉与模式识别 · 计算机科学 2019-08-06 Weilin Wan , Aaron Walsman , Dieter Fox

Ultrafast ultrasound (US) revolutionized biomedical imaging with its capability of acquiring full-view frames at over 1 kHz, unlocking breakthrough modalities such as shear-wave elastography and functional US neuroimaging. Yet, it suffers…

图像与视频处理 · 电气工程与系统科学 2022-04-04 Dimitris Perdios , Manuel Vonlanthen , Florian Martinez , Marcel Arditi , Jean-Philippe Thiran

Transrectal biopsies under 2D ultrasound (US) control are the current clinical standard for prostate cancer diagnosis. The isoechogenic nature of prostate carcinoma makes it necessary to sample the gland systematically, resulting in a low…

计算机视觉与模式识别 · 计算机科学 2011-07-11 Michael Baumann , Pierre Mozer , Vincent Daanen , Jocelyne Troccaz

Accurate reconstruction of implanted knee models is crucial in orthopedic surgery and biomedical engineering, enhancing preoperative planning, optimizing implant design, and improving surgical outcomes. Traditional methods rely on…

图像与视频处理 · 电气工程与系统科学 2024-08-06 Viet-Dung Nguyen , Michael T. LaCour , Richard D. Komistek

Deep neural networks are being increasingly used for short-term traffic flow prediction, which can be generally categorized as convolutional (CNNs) or graph neural networks (GNNs). CNNs are preferable for region-wise traffic prediction by…

物理与社会 · 物理学 2021-10-12 Wei Zeng , Chengqiao Lin , Kang Liu , Juncong Lin , Anthony K. H. Tung

The correct estimation of the head pose is a problem of the great importance for many applications. For instance, it is an enabling technology in automotive for driver attention monitoring. In this paper, we tackle the pose estimation…

计算机视觉与模式识别 · 计算机科学 2017-03-13 Marco Venturelli , Guido Borghi , Roberto Vezzani , Rita Cucchiara

Charting cortical growth trajectories is of paramount importance for understanding brain development. However, such analysis necessitates the collection of longitudinal data, which can be challenging due to subject dropouts and failed…

计算机视觉与模式识别 · 计算机科学 2020-09-15 Peirong Liu , Zhengwang Wu , Gang Li , Pew-Thian Yap , Dinggang Shen

Efficient and precise classification of histological cell nuclei is of utmost importance due to its potential applications in the field of medical image analysis. It would facilitate the medical practitioners to better understand and…

计算机视觉与模式识别 · 计算机科学 2019-11-19 S H Shabbeer Basha , Soumen Ghosh , Kancharagunta Kishan Babu , Shiv Ram Dubey , Viswanath Pulabaigari , Snehasis Mukherjee

Convolutional neural networks (CNNs) achieved the state-of-the-art performance in medical image segmentation due to their ability to extract highly complex feature representations. However, it is argued in recent studies that traditional…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Zhendi Gong , Andrew P. French , Guoping Qiu , Xin Chen

Colorectal polyps are important precursors to colon cancer, a major health problem. Colon capsule endoscopy (CCE) is a safe and minimally invasive examination procedure, in which the images of the intestine are obtained via digital cameras…

计算机视觉与模式识别 · 计算机科学 2014-07-15 Alexander V. Mamonov , Isabel N. Figueiredo , Pedro N. Figueiredo , Yen-Hsi Richard Tsai

Colorectal cancer is one of fatal cancer worldwide. Colonoscopy is the standard treatment for examination, localization, and removal of colorectal polyps. However, it has been shown that the miss-rate of colorectal polyps during colonoscopy…

图像与视频处理 · 电气工程与系统科学 2021-01-12 Nikhil Kumar Tomar

Being capable of estimating the pose of uncooperative objects in space has been proposed as a key asset for enabling safe close-proximity operations such as space rendezvous, in-orbit servicing and active debris removal. Usual approaches…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Albert Garcia , Mohamed Adel Musallam , Vincent Gaudilliere , Enjie Ghorbel , Kassem Al Ismaeil , Marcos Perez , Djamila Aouada

In medical imaging, efficient segmentation of colon polyps plays a pivotal role in minimally invasive solutions for colorectal cancer. This study introduces a novel approach employing two parallel encoder branches within a network for polyp…

图像与视频处理 · 电气工程与系统科学 2024-12-04 Malik Abdul Manan , Feng Jinchao , Shahzad Ahmed , Abdul Raheem

Deep neural networks have been widely adopted for automatic organ segmentation from abdominal CT scans. However, the segmentation accuracy of some small organs (e.g., the pancreas) is sometimes below satisfaction, arguably because deep…

计算机视觉与模式识别 · 计算机科学 2017-06-22 Yuyin Zhou , Lingxi Xie , Wei Shen , Yan Wang , Elliot K. Fishman , Alan L. Yuille

Computer-aided polyp detection (CADe) is becoming a standard, integral part of any modern colonoscopy system. A typical colonoscopy CADe detects a polyp in a single frame and does not track it through the video sequence. Yet, many…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Yotam Intrator , Natalie Aizenberg , Amir Livne , Ehud Rivlin , Roman Goldenberg

Deep neural networks, albeit their great success on feature learning in various computer vision tasks, are usually considered as impractical for online visual tracking because they require very long training time and a large number of…

计算机视觉与模式识别 · 计算机科学 2016-05-04 Hanxi Li , Yi Li , Fatih Porikli

Colonoscopy video frames might be contaminated by bright spots with unsaturated values known as specular reflection. Detection and removal of such reflections could enhance the quality of colonoscopy images and facilitate diagnosis…

计算机视觉与模式识别 · 计算机科学 2018-02-26 Mojtaba Akbari , Majid Mohrekesh , S. M. Reza Soroushmehr , Nader Karimi , Shadrokh Samavi , Kayvan Najarian

Automated medical image segmentation plays a key role in quantitative research and diagnostics. Convolutional neural networks based on the U-Net architecture are the state-of-the-art. A key disadvantage is the hard-coding of the receptive…

图像与视频处理 · 电气工程与系统科学 2019-10-24 Hans Pinckaers , Geert Litjens

Medical image segmentation, which aims to automatically extract anatomical or pathological structures, plays a key role in computer-aided diagnosis and disease analysis. Despite the problem has been widely studied, existing methods are…

图像与视频处理 · 电气工程与系统科学 2022-03-01 Han Zhang , Lok Ming Lui

This paper addresses the problem of dense depth predictions from sparse distance sensor data and a single camera image on challenging weather conditions. This work explores the significance of different sensor modalities such as camera,…

计算机视觉与模式识别 · 计算机科学 2020-12-18 Sadique Adnan Siddiqui , Axel Vierling , Karsten Berns