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Most gender classifications methods from NIR images have used iris information. Recent work has explored the use of the whole periocular iris region which has surprisingly achieve better results. This suggests the most relevant information…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Ignacio Viedma , Juan Tapia , Andres Iturriaga , Christoph Busch

Recognizing objects in natural images is an intricate problem involving multiple conflicting objectives. Deep convolutional neural networks, trained on large datasets, achieve convincing results and are currently the state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2017-10-09 Lars Hertel , Erhardt Barth , Thomas Käster , Thomas Martinetz

Calcium imaging is an important technique for monitoring the activity of thousands of neurons simultaneously. As calcium imaging datasets grow in size, automated detection of individual neurons is becoming important. Here we apply a…

神经元与认知 · 定量生物学 2016-12-23 Noah J. Apthorpe , Alexander J. Riordan , Rob E. Aguilar , Jan Homann , Yi Gu , David W. Tank , H. Sebastian Seung

We have developed a convolutional neural network for the purpose of recognizing facial expressions in human beings. We have fine-tuned the existing convolutional neural network model trained on the visual recognition dataset used in the…

计算机视觉与模式识别 · 计算机科学 2017-08-29 Viraj Mavani , Shanmuganathan Raman , Krishna P Miyapuram

Current research in iris recognition is moving towards enabling more relaxed acquisition conditions. This has effects on the quality of acquired images, with low resolution being a predominant issue. Here, we evaluate a super-resolution…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Fernando Alonso-Fernandez , Reuben A. Farrugia , Josef Bigun

Visual object recognition plays an essential role in human daily life. This ability is so efficient that we can recognize a face or an object seemingly without effort, though they may vary in position, scale, pose, and illumination. In the…

计算机视觉与模式识别 · 计算机科学 2019-08-16 Tien Ho-Phuoc

Nonlinear iris texture deformations due to pupil size variations are one of the main factors responsible for within-class variance of genuine comparison scores in iris recognition. In dominant approaches to iris recognition, the size of a…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Siamul Karim Khan , Patrick Tinsley , Adam Czajka

Massive biometric deployments are pervasive in today's world. But despite the high accuracy of biometric systems, their computational efficiency degrades drastically with an increase in the database size. Thus, it is essential to index…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Avantika Singh , Chirag Vashist , Pratyush Gaurav , Aditya Nigam , Rameshwar Pratap

Convolutional neural networks (CNNs) give state of the art performance in many pattern recognition problems but can be fooled by carefully crafted patterns of noise. We report that CNN face recognition systems also make surprising "errors".…

计算机视觉与模式识别 · 计算机科学 2020-06-24 P. J. B. Hancock , R. S. Somai , V. R. Mileva

The use of convolutional neural networks (CNNs) in seismic interpretation tasks, like facies classification, has garnered a lot of attention for its high accuracy. However, its drawback is usually poor generalization when trained with…

地球物理 · 物理学 2023-08-11 Fu Wang , Tariq Alkhalifah

Objective: In clinical practice, small lung nodules can be easily overlooked by radiologists. The paper aims to provide an efficient and accurate detection system for small lung nodules while keeping good performance for large nodules.…

图像与视频处理 · 电气工程与系统科学 2021-06-09 Sunyi Zheng , Ludo J. Cornelissen , Xiaonan Cui , Xueping Jing , Raymond N. J. Veldhuis , Matthijs Oudkerk , Peter M. A. van Ooijen

Facial analysis has emerged as a prominent area of research with diverse applications, including cosmetic surgery programs, the beauty industry, photography, and entertainment. Manipulating patient images often necessitates professional…

图像与视频处理 · 电气工程与系统科学 2024-02-14 Reza Sarshar , Mohammad Heydari , Elham Akhondzadeh Noughabi

In this work, we propose to detect the iris and periocular regions simultaneously using coarse annotations and two well-known object detectors: YOLOv2 and Faster R-CNN. We believe coarse annotations can be used in recognition systems based…

计算机视觉与模式识别 · 计算机科学 2021-05-14 Diego R. Lucio , Rayson Laroca , Luiz A. Zanlorensi , Gladston Moreira , David Menotti

Content Based Image Retrieval(CBIR) is one of the important subfield in the field of Information Retrieval. The goal of a CBIR algorithm is to retrieve semantically similar images in response to a query image submitted by the end user. CBIR…

信息检索 · 计算机科学 2014-09-03 Vikas Verma

Data visualizations typically show retrospective views of an existing dataset with little or no focus on repeatability. However, consumers of these tools often use insights gleaned from retrospective visualizations as the basis for…

人机交互 · 计算机科学 2019-11-13 David Gotz , Brandon A. Price , Annie T. Chen

Automated detection of cervical cancer cells or cell clumps has the potential to significantly reduce error rate and increase productivity in cervical cancer screening. However, most traditional methods rely on the success of accurate cell…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Yixiong Liang , Zhihong Tang , Meng Yan , Jialin Chen , Qing Liu , Yao Xiang

Synthetic Aperture Radar (SAR) images are often contaminated by a multiplicative noise known as speckle. Speckle makes the processing and interpretation of SAR images difficult. We propose a deep learning-based approach called, Image…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Puyang Wang , He Zhang , Vishal M. Patel

Digital pathology is a tool of rapidly evolving importance within the discipline of pathology. Whole slide imaging promises numerous advantages; however, adoption is limited by challenges in ease of use and speed of high-quality image…

图形学 · 计算机科学 2025-04-24 Ryan Erik Landvater , Ulysses Balis

The randomness and uniqueness of human eye patterns is a major breakthrough in the search for quicker, easier and highly reliable forms of automatic human identification. It is being used extensively in security solutions. This includes…

计算机视觉与模式识别 · 计算机科学 2014-01-22 Mohamed A. El-Sayed , Mohamed A. Khafagy

Segmentation of the fetal brain from stacks of motion-corrupted fetal MRI slices is important for motion correction and high-resolution volume reconstruction. Although Convolutional Neural Networks (CNNs) have been widely used for automatic…

图像与视频处理 · 电气工程与系统科学 2020-11-05 Guotai Wang , Michael Aertsen , Jan Deprest , Sebastien Ourselin , Tom Vercauteren , Shaoting Zhang