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Biometric systems based on Machine learning and Deep learning are being extensively used as authentication mechanisms in resource-constrained environments like smartphones and other small computing devices. These AI-powered facial…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Mohit Raghavendra , Pravan Omprakash , B R Mukesh , Sowmya Kamath

Finger vein recognition is an emerging biometric recognition technology. Different from the other biometric features on the body surface, the venous vascular tissue of the fingers is buried deep inside the skin. Due to this advantage,…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Yimin Yin , Renye Zhang , Pengfei Liu , Wanxia Deng , Siliang He , Chen Li , Jinghua Zhang

Many deep learning-based models have been introduced in finger vein recognition in recent years. These solutions, however, suffer from data dependency and are difficult to achieve model generalization. To address this problem, we are…

计算机视觉与模式识别 · 计算机科学 2022-06-03 Ziyan Chen , Jiazhen Liu , Changwen Cao , Changlong Jin , Hakil Kim

Flaw detection in non-destructive testing, especially in complex signals like ultrasonic data, has thus far relied heavily on the expertise and judgement of trained human inspectors. While automated systems have been used for a long time,…

信号处理 · 电气工程与系统科学 2019-03-28 Iikka Virkkunen , Tuomas Koskinen , Oskari Jessen-Juhler , Jari Rinta-Aho

State-of-the-art, high capacity deep neural networks not only require large amounts of labelled training data, they are also highly susceptible to label errors in this data, typically resulting in large efforts and costs and therefore…

机器学习 · 计算机科学 2020-07-20 Christian Haase-Schütz , Rainer Stal , Heinz Hertlein , Bernhard Sick

Compared to contact fingerprint images, contactless fingerprint images exhibit four distinct characteristics: (1) they contain less noise; (2) they have fewer discontinuities in ridge patterns; (3) the ridge-valley pattern is less distinct;…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Mahrukh Siddiqui , Shahzaib Iqbal , Bandar AlShammari , Bandar Alhaqbani , Tariq M. Khan , Imran Razzak

Data augmentation is one of the most important tools in training modern deep neural networks. Recently, great advances have been made in searching for optimal augmentation policies in the image classification domain. However, two key points…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Zhiqiang Tang , Yunhe Gao , Leonid Karlinsky , Prasanna Sattigeri , Rogerio Feris , Dimitris Metaxas

The effectiveness of fingerprint-based authentication systems on good quality fingerprints is established long back. However, the performance of standard fingerprint matching systems on noisy and poor quality fingerprints is far from…

计算机视觉与模式识别 · 计算机科学 2021-07-06 Indu Joshi , Ayush Utkarsh , Riya Kothari , Vinod K Kurmi , Antitza Dantcheva , Sumantra Dutta Roy , Prem Kumar Kalra

Chronic wounds are a significant burden on individuals and the healthcare system, affecting millions of people and incurring high costs. Wound classification using deep learning techniques is a promising approach for faster diagnosis and…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Harini Narayanan , Sindhu Ghanta

Deep neural networks have excelled on a wide range of problems, from vision to language and game playing. Neural networks very gradually incorporate information into weights as they process data, requiring very low learning rates. If the…

Yes, it can. Data augmentation is perhaps the oldest preprocessing step in computer vision literature. Almost every computer vision model trained on imaging data uses some form of augmentation. In this paper, we use the inter-vertebral disk…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Bilwaj Gaonkar , Matthew Edwards , Alex Bui , Matthew Brown , Luke Macyszyn

Data augmentation has proved extremely useful by increasing training data variance to alleviate overfitting and improve deep neural networks' generalization performance. In medical image analysis, a well-designed augmentation policy usually…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Yunhe Gao , Zhiqiang Tang , Mu Zhou , Dimitris Metaxas

Fingerprint mosaicking, which is the process of combining multiple fingerprint images into a single master fingerprint, is an essential process in modern biometric systems. However, it is prone to errors that can significantly degrade…

计算机视觉与模式识别 · 计算机科学 2025-01-10 Laurenz Ruzicka , Alexander Spenke , Stephan Bergmann , Gerd Nolden , Bernhard Kohn , Clemens Heitzinger

Modern deep neural network training is typically based on mini-batch stochastic gradient optimization. While the use of large mini-batches increases the available computational parallelism, small batch training has been shown to provide…

机器学习 · 计算机科学 2018-04-23 Dominic Masters , Carlo Luschi

Deep learning has been widely used in data-intensive applications. However, training a deep neural network often requires a large data set. When there is not enough data available for training, the performance of deep learning models is…

机器学习 · 计算机科学 2020-12-02 Peng Peng , Jiugen Wang

Recent advances in Deep Learning have greatly improved performance on various tasks such as object detection, image segmentation, sentiment analysis. The focus of most research directions up until very recently has been on beating…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Cristian Simionescu

In deepfake detection, it is essential to maintain high performance by adjusting the parameters of the detector as new deepfake methods emerge. In this paper, we propose a method to automatically and actively select the small amount of…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Yoshihiko Furuhashi , Junichi Yamagishi , Xin Wang , Huy H. Nguyen , Isao Echizen

Deep Neural Networks (DNNs) have improved the accuracy of classification problems in lots of applications. One of the challenges in training a DNN is its need to be fed by an enriched dataset to increase its accuracy and avoid it suffering…

机器学习 · 计算机科学 2020-08-25 Iman Saberi , Fathiyeh Faghih

Dementia is a growing problem as our society ages, and detection methods are often invasive and expensive. Recent deep-learning techniques can offer a faster diagnosis and have shown promising results. However, they require large amounts of…

计算与语言 · 计算机科学 2022-07-19 Anna Hlédiková , Dominika Woszczyk , Alican Akman , Soteris Demetriou , Björn Schuller

Large scale image dataset and deep convolutional neural network (DCNN) are two primary driving forces for the rapid progress made in generic object recognition tasks in recent years. While lots of network architectures have been…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Yalong Bai , Kuiyuan Yang , Tao Mei , Wei-Ying Ma , Tiejun Zhao