Articles with "feature space" as a keyword



Toward feature space adversarial attack in the frequency domain

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Published in 2022 at "International Journal of Intelligent Systems"

DOI: 10.1002/int.23031

Abstract: Recent researchers have shown that deep neural networks (DNNs) are vulnerable to adversarial exemplars, making them unsuitable for security‐critical applications. Transferability of adversarial examples is crucial for attacking black‐box models, which facilitates adversarial attacks in… read more here.

Keywords: frequency domain; space; adversarial attack; feature space ... See more keywords

Facial-expression recognition based on a low-dimensional temporal feature space

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Published in 2017 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-017-5354-x

Abstract: This paper suggests a facial-expression recognition in accordance with face video sequences based on a newly low-dimensional feature space proposed. Indeed, we extract a Pyramid of uniform Temporal Local Binary Pattern representation, using only XT… read more here.

Keywords: facial expression; feature space; low dimensional; feature ... See more keywords

A Modified Support Vector Regression Approach for Failure Analysis in Beam-Like Structures

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Published in 2018 at "Journal of Failure Analysis and Prevention"

DOI: 10.1007/s11668-018-0494-5

Abstract: Natural frequency and mode shape differences play a vital role to distinguish between healthy and unhealthy structures. As per the proposed method, the unhealthy structure leads to crack identification in terms of the location and… read more here.

Keywords: feature space; vector regression; regression; support vector ... See more keywords

Feature space learning model

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Published in 2019 at "Journal of ambient intelligence and humanized computing"

DOI: 10.1007/s12652-018-0805-4

Abstract: With the massive volume and rapid increasing of data, feature space study is of great importance. To avoid the complex training processes in deep learning models which project original feature space into low-dimensional ones, we… read more here.

Keywords: feature space; feature spaces; feature; model ... See more keywords

Study of the desertification index based on the albedo-MSAVI feature space for semi-arid steppe region

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Published in 2019 at "Environmental Earth Sciences"

DOI: 10.1007/s12665-019-8111-9

Abstract: Desertification has been listed as the top of ten major problems affecting global environmental changes, and represents one of the important reasons of semi-arid grassland degradation. It is therefore crucial to understand ecological environment of… read more here.

Keywords: index; feature space; desertification; semi arid ... See more keywords

Cluster analysis of mixed data based on Feature Space Instance Cluster Closeness Metric

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Published in 2021 at "Chemometrics and Intelligent Laboratory Systems"

DOI: 10.1016/j.chemolab.2021.104370

Abstract: Abstract Clustering Algorithms have recently attracted considerable attention in machine learning applications due to their high efficiency. However, the existing clustering methods still have some issues that need to be further solved. For example, most… read more here.

Keywords: cluster closeness; feature space; space instance; instance cluster ... See more keywords

Guiding exploration in conformational feature space with Lipschitz underestimation for ab-initio protein structure prediction

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Published in 2018 at "Computational biology and chemistry"

DOI: 10.1016/j.compbiolchem.2018.02.003

Abstract: Computing conformations which are essential to associate structural and functional information with gene sequences, is challenging due to the high dimensionality and rugged energy surface of the protein conformational space. Consequently, the dimension of the… read more here.

Keywords: protein; feature space; space; exploration ... See more keywords

A Feature-Space Theory of the Production Effect in Recognition

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Published in 2024 at "Experimental Psychology"

DOI: 10.1027/1618-3169/a000611

Abstract: Abstract: Mathematical models explaining production effects assume that production leads to the encoding of additional features, such as phonological ones. This improves memory with a combination of encoding strength and feature distinctiveness, implementing aspects of… read more here.

Keywords: production; feature space; feature; theory ... See more keywords

Exploring the Influence of Input Feature Space on CNN‐Based Geomorphic Feature Extraction From Digital Terrain Data

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Published in 2023 at "Earth and Space Science"

DOI: 10.1029/2023ea002845

Abstract: Many studies of Earth surface processes and landscape evolution rely on having accurate and extensive data sets of surficial geologic units and landforms. Automated extraction of geomorphic features using deep learning provides an objective way… read more here.

Keywords: cnn based; space; feature; input feature ... See more keywords

Block segmentation in feature space for realtime object detection in high granularity images

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-17888-0

Abstract: Computer vision has applications in object detection, image recognition and classification, and object tracking. One of the challenges of computer vision is the presence of useful information at multiple distance scales. Filtering techniques may sacrifice… read more here.

Keywords: feature space; block segmentation; object detection; segmentation feature ... See more keywords

Optimizing Sentinel-2 feature space for improved crop biophysical and biochemical variables retrieval using the novel spectral triad feature selection algorithm

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Published in 2024 at "Geocarto International"

DOI: 10.1080/10106049.2024.2309174

Abstract: Abstract This study presents a novel Spectral Triad feature selection (STfs) technique based on music theory and compares it to the entire Sentinel-2 feature space and Random Forest-Recursive Feature Elimination (RF-RFE). The optimal subsets were… read more here.

Keywords: novel spectral; sentinel feature; spectral triad; feature space ... See more keywords