English
Related papers

Related papers: Compact multi-scale periocular recognition using S…

200 papers

Nowadays, due to the growing phenomenon of forgery in many fields, the interest in developing new anti-counterfeiting device and cryptography keys, based on the Physical Unclonable Functions (PUFs) paradigm, is widely increased. PUFs are…

Cryptography and Security · Computer Science 2026-03-06 Giuseppe Emanuele Lio , Mauro Daniel Luigi Bruno , Francesco Riboli , Sara Nocentini , Antonio Ferraro

Pedestrian Attribute Recognition (PAR) is a challenging task as models are required to generalize across numerous attributes in real-world data. Traditional approaches focus on complex methods, yet recognition performance is often…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Alejandro Alonso , Sawaiz A. Chaudhry , Juan C. SanMiguel , Álvaro García-Martín , Pablo Ayuso-Albizu , Pablo Carballeira

Characterisation of rare microstructural features in scanning electron microscopy (SEM) requires imaging large areas at high resolution. This leads to prohibitively long acquisition times. We present an open-source Python framework that…

Image feature extraction and matching is a fundamental but computation intensive task in machine vision. This paper proposes a novel FPGA-based embedded system to accelerate feature extraction and matching. It implements SURF feature point…

Computer Vision and Pattern Recognition · Computer Science 2019-05-15 Qi Ni , Fei Wang , Ziwei Zhao , Peng Gao

This paper proposes a novel point-cloud-based place recognition system that adopts a deep learning approach for feature extraction. By using a convolutional neural network pre-trained on color images to extract features from a range image…

Computer Vision and Pattern Recognition · Computer Science 2018-10-24 Ting Sun , Ming Liu , Haoyang Ye , Dit-Yan Yeung

Current face or object detection methods via convolutional neural network (such as OverFeat, R-CNN and DenseNet) explicitly extract multi-scale features based on an image pyramid. However, such a strategy increases the computational burden…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Guanjun Guo , Hanzi Wang , Yan Yan , Jin Zheng , Bo Li

We investigate a fundamental aspect of machine vision: the measurement of features, by revisiting clustering, one of the most classic approaches in machine learning and data analysis. Existing visual feature extractors, including ConvNets,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Guikun Chen , Xia Li , Yi Yang , Wenguan Wang

Depth estimation from monocular endoscopic images presents significant challenges due to the complexity of endoscopic surgery, such as irregular shapes of human soft tissues, as well as variations in lighting conditions. Existing methods…

Image and Video Processing · Electrical Eng. & Systems 2025-02-07 Dawei Lu , Deqiang Xiao , Danni Ai , Jingfan Fan , Tianyu Fu , Yucong Lin , Hong Song , Xujiong Ye , Lei Zhang , Jian Yang

Accurate localization on autonomous driving cars is essential for autonomy and driving safety, especially for complex urban streets and search-and-rescue subterranean environments where high-accurate GPS is not available. However current…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Peng Yin , Lingyun Xu , Ziyue Feng , Anton Egorov , Bing Li

One-shot object detection aims at detecting novel objects according to merely one given instance. With extreme data scarcity, current approaches explore various feature fusions to obtain directly transferable meta-knowledge. Yet, their…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yizhou Zhao , Xun Guo , Yan Lu

Sampling discrepancies between different manufacturers and models of lidar sensors result in inconsistent representations of objects. This leads to performance degradation when 3D detectors trained for one lidar are tested on other types of…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Darren Tsai , Julie Stephany Berrio , Mao Shan , Stewart Worrall , Eduardo Nebot

Convolutional neural network (CNN) based face detectors are inefficient in handling faces of diverse scales. They rely on either fitting a large single model to faces across a large scale range or multi-scale testing. Both are…

Computer Vision and Pattern Recognition · Computer Science 2017-06-30 Zekun Hao , Yu Liu , Hongwei Qin , Junjie Yan , Xiu Li , Xiaolin Hu

This paper introduces a circle detection method based on Differential Evolution (DE) optimization. Just as circle detection has been lately considered as a fundamental component for many computer vision algorithms, DE has evolved as a…

Computer Vision and Pattern Recognition · Computer Science 2014-05-30 Erik Cuevas , Daniel Zaldivar , Marco Perez , Marte Ramirez

Few-shot object detection aims to detect instances of specific categories in a query image with only a handful of support samples. Although this takes less effort than obtaining enough annotated images for supervised object detection, it…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Hojun Lee , Myunggi Lee , Nojun Kwak

Few-shot segmentation (FSS) is a dense prediction task that aims to infer the pixel-wise labels of unseen classes using only a limited number of annotated images. The key challenge in FSS is to classify the labels of query pixels using…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Wenbo Xu , Huaxi Huang , Ming Cheng , Litao Yu , Qiang Wu , Jian Zhang

Clustering is a foundational task in data analysis, yet most algorithms impose rigid assumptions on cluster geometry: centroid-based methods favor convex structures, while density-based approaches break down under variable local density or…

Machine Learning · Computer Science 2026-05-19 Randolph Wiredu-Aidoo

Understanding body part geometry is crucial for precise medical diagnostics. Curves effectively describe anatomical structures and are widely used in medical imaging applications related to cardiovascular, respiratory, and skeletal…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Farukh Yaushev , Daria Nogina , Valentin Samokhin , Mariya Dugova , Ekaterina Petrash , Dmitry Sevryukov , Mikhail Belyaev , Maxim Pisov

The performance of face detectors has been largely improved with the development of convolutional neural network. However, it remains challenging for face detectors to detect tiny, occluded or blurry faces. Besides, most face detectors…

Computer Vision and Pattern Recognition · Computer Science 2019-04-26 Wanxin Tian , Zixuan Wang , Haifeng Shen , Weihong Deng , Yiping Meng , Binghui Chen , Xiubao Zhang , Yuan Zhao , Xiehe Huang

Visual feature pyramid has shown its superiority in both effectiveness and efficiency in a wide range of applications. However, the existing methods exorbitantly concentrate on the inter-layer feature interactions but ignore the intra-layer…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Yu Quan , Dong Zhang , Liyan Zhang , Jinhui Tang

Facial Appearance Editing (FAE) aims to modify physical attributes, such as pose, expression and lighting, of human facial images while preserving attributes like identity and background, showing great importance in photograph. In spite of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Qilin Wang , Jiangning Zhang , Chengming Xu , Weijian Cao , Ying Tai , Yue Han , Yanhao Ge , Hong Gu , Chengjie Wang , Yanwei Fu