English
Related papers

Related papers: Texture feature extraction in the spatial-frequenc…

200 papers

An image retrieval method based on convolution neural network and dimension reduction is proposed in this paper. Convolution neural network is used to extract high-level features of images, and to solve the problem that the extracted…

Computer Vision and Pattern Recognition · Computer Science 2019-01-15 Zhihao Cao , Shaomin Mu , Yongyu Xu , Mengping Dong

Objective: Knowledge based planning (KBP) typically involves training an end-to-end deep learning model to predict dose distributions. However, training end-to-end methods may be associated with practical limitations due to the limited size…

Computer Vision and Pattern Recognition · Computer Science 2023-05-17 Charles Huang , Varun Vasudevan , Oscar Pastor-Serrano , Md Tauhidul Islam , Yusuke Nomura , Piotr Dubrowski , Jen-Yeu Wang , Joseph B. Schulz , Yong Yang , Lei Xing

To implement a good Content Based Image Retrieval (CBIR) system, it is essential to adopt efficient search methods. One way to achieve this results is by exploiting approximate search techniques. In fact, when we deal with very large…

Information Retrieval · Computer Science 2021-09-13 Marco Parola , Alice Nannini , Stefano Poleggi

Jewellery item retrieval is regularly used to find what people want on online marketplaces using a sample query reference image. Considering recent developments, due to the simultaneous nature of various jewelry items, various jewelry…

Computer Vision and Pattern Recognition · Computer Science 2023-05-15 Amin Muhammad Shoib , Summaira Jabeen , Changbo Wang , Tassawar Ali

Vastextures is a vast repository of 500,000 textures and PBR materials extracted from real-world images using an unsupervised process. The extracted materials and textures are extremely diverse and cover a vast range of real-world patterns,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Sagi Eppel

An approach to textures pattern recognition based on inverse resonance filtration (IRF) is considered. A set of principal resonance harmonics of textured image signal fluctuations eigen harmonic decomposition (EHD) is used for the IRF…

Computer Vision and Pattern Recognition · Computer Science 2010-03-18 Olga Sofina , Yuriy Bunyak , Roman Kvetnyy

Image registration is the process of transforming different sets of data into one coordinate system and is required for various remote sensing applications like change detection, image fusion, and other related areas. The effect of…

Computer Vision and Pattern Recognition · Computer Science 2013-03-28 Arun P. V. , Dr. S. K. Katiyar

Content-Based Image Retrieval based on local features is computationally expensive because of the complexity of both extraction and matching of local feature. On one hand, the cost for extracting, representing, and comparing local visual…

Computer Vision and Pattern Recognition · Computer Science 2017-03-03 Giuseppe Amato , Fabrizio Falchi , Lucia Vadicamo

Feature extraction is a critical technology to realize the automatic transmission of feature information throughout product life cycles. As CAD models primarily capture the 3D geometry of products, feature extraction heavily relies on…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Peng Xu , Qi Gao , Ying-Jie Wu

The rapid growth of image data has led to the development of advanced image processing and computer vision techniques, which are crucial in various applications such as image classification, image segmentation, and pattern recognition.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Zeinab Sedaghatjoo , Hossein Hosseinzadeh , Bahram Sadeghi Bigham

Fine-grained sketch-based image retrieval (FG-SBIR) addresses the problem of retrieving a particular photo instance given a user's query sketch. Its widespread applicability is however hindered by the fact that drawing a sketch takes time,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-13 Ayan Kumar Bhunia , Yongxin Yang , Timothy M. Hospedales , Tao Xiang , Yi-Zhe Song

Texture is one of the most important properties of visual surface that helps in discriminating one object from another or an object from background. The self-organizing map (SOM) is an excellent tool in exploratory phase of data mining. It…

Computer Vision and Pattern Recognition · Computer Science 2014-08-20 Marghny H. Mohamed , Mohammed M. Abdelsamea

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…

Computer Vision and Pattern Recognition · Computer Science 2009-06-29 Amir Azizi , Hamid Reza Pourreza

This work presents a new procedure to extract features of grey-level texture images based on the discrete Schroedinger transform. This is a non-linear transform where the image is mapped as the initial probability distribution of a wave…

Computer Vision and Pattern Recognition · Computer Science 2016-12-09 João B. Florindo , Odemir M. Bruno

We propose an algorithm for segmenting natural images based on texture and color information, which leverages the co-sparse analysis model for image segmentation within a convex multilabel optimization framework. As a key ingredient of this…

Computer Vision and Pattern Recognition · Computer Science 2013-12-18 Claudia Nieuwenhuis , Daniel Cremers , Simon Hawe , Martin Kleinsteuber

This paper proposes a spatial feature extraction method based on energy of the features for classification of the hyperspectral data. A proposed orthogonal filter set extracts spatial features with maximum energy from the principal…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Hamid Reza Shahdoosti

Graves' disease is a common condition that is diagnosed clinically by determining the smoothness of the thyroid texture and its morphology in ultrasound images. Currently, the most widely used approach for the automated diagnosis of Graves'…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Su-Xi Yu , Jing-Yuan He , Yi Wang , Yu-Jiao Cai , Jun Yang , Bo Lin , Wei-Bin Yang , Jian Ruan

We extend the task of composed image retrieval, where an input query consists of an image and short textual description of how to modify the image. Existing methods have only been applied to non-complex images within narrow domains, such as…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Zheyuan Liu , Cristian Rodriguez-Opazo , Damien Teney , Stephen Gould

Approximation theory plays an important role in image processing, especially image deconvolution and decomposition. For piecewise smooth images, there are many methods that have been developed over the past thirty years. The goal of this…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Duy Hoang Thai , David Banks

Due to the emergence of new high resolution numerical weather prediction (NWP) models and the availability of new or more reliable remote sensing data, the importance of efficient spatial verification techniques is growing. Wavelet…

Atmospheric and Oceanic Physics · Physics 2017-04-05 Michael Weniger , Florian Kapp , Petra Friederichs
‹ Prev 1 8 9 10 Next ›