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The selection of the optimal feature subset and the classification has become an important issue in the field of iris recognition. In this paper we propose several methods for iris feature subset selection and vector creation. The…

计算机视觉与模式识别 · 计算机科学 2009-06-29 Amir Azizi , Hamid Reza Pourreza

Blind image deblurring is a fundamental and challenging computer vision problem, which aims to recover both the blur kernel and the latent sharp image from only a blurry observation. Despite the superiority of deep learning methods in image…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Pei Wang , Wei Sun , Qingsen Yan , Axi Niu , Rui Li , Yu Zhu , Jinqiu Sun , Yanning Zhang

In this paper, we propose a novel medical image segmentation using iterative deep learning framework. We have combined an iterative learning approach and an encoder-decoder network to improve segmentation results, which enables to precisely…

计算机视觉与模式识别 · 计算机科学 2017-08-14 Jung Uk Kim , Hak Gu Kim , Yong Man Ro

3D image segmentation plays an important role in biomedical image analysis. Many 2D and 3D deep learning models have achieved state-of-the-art segmentation performance on 3D biomedical image datasets. Yet, 2D and 3D models have their own…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Hao Zheng , Yizhe Zhang , Lin Yang , Peixian Liang , Zhuo Zhao , Chaoli Wang , Danny Z. Chen

This study introduced a novel system, called Gaze2Segment, integrating biological and computer vision techniques to support radiologists' reading experience with an automatic image segmentation task. During diagnostic assessment of lung CT…

The automatic detection and localization of anatomical features in retinal imaging data are relevant for many aspects. In this work, we follow a data-centric approach to optimize classifier training for optic nerve head detection and…

Face recognition is one of the most popular and long-standing topics in computer vision. With the recent development of deep learning techniques and large-scale datasets, deep face recognition has made remarkable progress and been widely…

计算机视觉与模式识别 · 计算机科学 2021-12-28 Hang Du , Hailin Shi , Dan Zeng , Xiao-Ping Zhang , Tao Mei

In this paper, we seek a new method in designing an iris recognition system. In this method, first the Haar wavelet features are extracted from iris images. The advantage of using these features is the high-speed extraction, as well as…

计算机视觉与模式识别 · 计算机科学 2023-09-08 Farahnaz Hosseini , Hossein Ebrahimpour , Samaneh Askari

Medical images used in clinical practice are heterogeneous and not the same quality as scans studied in academic research. Preprocessing breaks down in extreme cases when anatomy, artifacts, or imaging parameters are unusual or protocols…

图像与视频处理 · 电气工程与系统科学 2022-08-31 Mostafa Mehdipour Ghazi , Mads Nielsen

This chapter provides insight on how iris recognition, one of the leading biometric identification technologies in the world, can be impacted by pathologies and illnesses present in the eye, what are the possible repercussions of this…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

In this paper, we focus on improving binary 2D instance segmentation to assist humans in labeling ground truth datasets with polygons. Humans labeler just have to draw boxes around objects, and polygons are generated automatically. To be…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Darshan Ganganna Ravindra , Laslo Dinges , Al-Hamadi Ayoub , Vasili Baranau

Person re-identification (Re-ID) is one of the primary components of an automated visual surveillance system. It aims to automatically identify/search persons in a multi-camera network having non-overlapping field-of-views. Owing to its…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Asmat Zahra , Nazia Perwaiz , Muhammad Shahzad , Muhammad Moazam Fraz

Wound image segmentation is a critical component for the clinical diagnosis and in-time treatment of wounds. Recently, deep learning has become the mainstream methodology for wound image segmentation. However, the pre-processing of the…

图像与视频处理 · 电气工程与系统科学 2022-07-13 Honghui Liu , Changjian Wang , Kele Xu , Fangzhao Li , Ming Feng , Yuxing Peng , Hongjun He

Biometric identification systems have become immensely popular and important because of their high reliability and efficiency. However person identification at a distance, still remains a challenging problem. Gait can be seen as an…

计算机视觉与模式识别 · 计算机科学 2019-03-26 Daksh Thapar , Divyansh Aggarwal , Punjal Agarwal , Aditya Nigam

We develop a new edge detection algorithm that tackles two important issues in this long-standing vision problem: (1) holistic image training and prediction; and (2) multi-scale and multi-level feature learning. Our proposed method,…

计算机视觉与模式识别 · 计算机科学 2015-10-06 Saining Xie , Zhuowen Tu

When compared to unimodal systems, multimodal biometric systems have several advantages, including lower error rate, higher accuracy, and larger population coverage. However, multimodal systems have an increased demand for integrity and…

计算机视觉与模式识别 · 计算机科学 2021-01-01 Veeru Talreja , Matthew Valenti , Nasser Nasrabadi

Periocular refers to the facial region in the vicinity of the eye, including eyelids, lashes and eyebrows. While face and irises have been extensively studied, the periocular region has emerged as a promising trait for unconstrained…

计算机视觉与模式识别 · 计算机科学 2018-10-09 Fernando Alonso-Fernandez , Josef Bigun

Iris pattern recognition has significantly improved the biometric authentication field due to its high stability and uniqueness. Such physical characteristics have played an essential role in security and other related areas. However,…

计算机视觉与模式识别 · 计算机科学 2021-05-31 Juan Tapia , Sebastian Gonzalez , Christoph Busch

Segmentation has been a major task in neuroimaging. A large number of automated methods have been developed for segmenting healthy and diseased brain tissues. In recent years, deep learning techniques have attracted a lot of attention as a…

图像与视频处理 · 电气工程与系统科学 2019-07-05 Jimit Doshi , Guray Erus , Mohamad Habes , Christos Davatzikos

Digital human identity management, can now be seen as a social necessity, as it is essentially required in almost every public sector such as, financial inclusions, security, banking, social networking e.t.c. Hence, in today's rampantly…

计算机视觉与模式识别 · 计算机科学 2019-03-26 Ranjeet Ranjan Jha , Daksh Thapar , Shreyas Malakarjun Patil , Aditya Nigam