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115 resultados encontrados.

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Feature extraction for an image retrieving scheme
Artículo
Material complementario disponible Artículo SEDICI UNLP
Fuertes García, José Manuel et al · SEDICI UNLP · 1999
In this paper we present two basic modules whithin the designed scheme for retrieving images of a database from the object colour and shape in the scenes. On the one hand, we desing a new method to detect edges in colour...
Idioma en
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Image-Based Feature Extraction Technique for Inclined Crack Quantification Using Pulsed Eddy Current
Artículo
Acceso abierto Artículo DOAJ
Faris Nafiah et al · KeAi Communications Co., Ltd · 2019 · ISSN 1000-9345
Abstract Existing eddy current non-destructive testing (NDT) techniques generally do not consider the inclination angle of inclined cracks, which potentially harms a larger region of a tested structure. This work propose...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Mathematical modeling and feature extraction architecture of a quantum-inspired attention network for UAV image classification
Artículo
Acceso abierto Artículo DOAJ
Hanaa Abu-Zinadah et al · Elsevier · 2026 · ISSN 1110-0168
In this study, a novel Quantum Self-Attention Neural Network for Multi-Model Aerial Image Classification (QSANN-MAIC) is proposed. The objective of this paper is to develop a high-performance learning framework capable o...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
A comparison of feature extraction strategies using wavelet dictionaries and feature selection methods for single trial P300-based BCI
Artículo
Material complementario disponible Artículo CONICET Digital
Acevedo, R. et al · Springer Heidelberg · 2019 · ISSN 0140-0118
The P300 component of event-related potentials (ERPs) is widely used in the implementation of brain computer interfaces (BCI). In this context, one of the main issues to solve is the binary classification problem that en...
Idioma eng
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Multi-scale feature extraction of insulators on distribution network lines from UAV inspection images based on the Faster R-CNN algorithm
Artículo
Acceso abierto Artículo DOAJ
Xiangdong Zu et al · AIP Publishing LLC · 2026 · ISSN 2158-3226
To address the challenge of extracting multi-scale features from distribution line insulators in complex inspection environments—where varying scales and background interference complicate detection—this study propos...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Detection of collagen band–associated regions in H&E-stained colonic biopsies of collagenous colitis patients using superpixel-based feature extraction and neural network classification
Artículo
Acceso abierto Artículo DOAJ
Vytautas Kiudelis et al · BMC · 2026 · ISSN 1746-1596
Abstract Background Collagenous colitis (CC) is diagnosed histologically and is characterised by a thickened subepithelial collagen band together with inflammatory and epithelial changes. Although routine haematoxylin an...
LCC TENDOlBhdGhvbG9neQ~~Idioma eng
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Open Access
Comparison of Feature Extraction Methods for Conducting Sentiment Classification in Ternate Malay Language using Machine Learning Approaches
Artículo
Acceso abierto Artículo DOAJ
Satria Dwi Surya et al · Department of Electrical Engineering, Faculty of Engineering, Universitas Khairun · 2024 · ISSN 2354-8924
Local people in Ternate, North Maluku, often use local languages to communicate on social media. This poses a challenge for newcomers to understand the implied meaning and emotions of the messages conveyed through social...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Carpal-bone feature extraction analysis in skeletal age assessment based on deformable model
Artículo
Material complementario disponible Artículo SEDICI UNLP
Pan, Lin et al · SEDICI UNLP · 2004
Skeletal age assessment is one of the important applications of hand radiography in the area of pediatric radiology. Features analysis of the carpal bones can reveal the important information for skeletal age assessment....
Idioma en
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Material complementario
GL-MambaLite: A Lightweight Global–Local Feature Enhanced Network for Building Extraction
Artículo
Acceso abierto Artículo DOAJ
Jiabin Liu et al · IEEE · 2026 · ISSN 1939-1404
As a key element of human settlements and fundamental features in maps, buildings play a critical role in urban planning and environmental monitoring. Automatically extracting buildings from remote sensing images is of s...
LCC LCC:Ocean engineering; LCC:Geophysics. Cosmic physicsIdioma eng
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Open Access
A proposal of imaging analysis method for accurate extraction of capillary areas using HSV model feature
Artículo
Acceso abierto Artículo DOAJ
Shin-ichi Shibata et al · Society for Science and Technology · 2020 · ISSN 2186-4942
Purpose of this study is to develop a method for accurate capillary area extraction from a captured image using RGB and HSV features. Experiments were conducted with eleven subjects. The proposed method utilizing OpenCV...
LCC LCC:Technology (General)Idioma eng
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Open Access
Trajectory Similarity Estimation via Geometry-Aligned InfoNCE: A Self-Supervised Framework With Multi-Factor Features and Robust Augmentations
Artículo
Acceso abierto Artículo DOAJ
Fengqi Hao et al · IEEE · 2026 · ISSN 2169-3536
Reliable trajectory similarity estimation underpins applications such as map matching, mobility anomaly detection, and travel behavior analysis. However, traditional distance-based methods are computationally expensive a...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Angle-Aware Weighted 2DPCA for Structure-Preserving Feature Learning
Artículo
Acceso abierto Artículo DOAJ
Chen Liu et al · IEEE · 2026 · ISSN 2169-3536
To address the sensitivity of traditional Two-Dimensional Principal Component Analysis (2DPCA) to outliers and the breakdown of variance-reconstruction equivalence under noise, we propose an Angle-Aware Weighted 2DPCA (A...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Multimodal sentiment analysis: hybrid classification model with image and text feature descriptors
Artículo
Acceso abierto Artículo DOAJ
P. Vasanthi et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Understanding human emotions across multiple modalities such as text and images, is increasingly important for applications including content personalization, social media analysis, and Human–Computer Interact...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
An Intelligent Fault Diagnosis Method of Multi-Scale Deep Feature Fusion Based on Information Entropy
Artículo
Acceso abierto Artículo DOAJ
Zhiwu Shang et al · KeAi Communications Co., Ltd · 2021 · ISSN 1000-9345
Abstract For a single-structure deep learning fault diagnosis model, its disadvantages are an insufficient feature extraction and weak fault classification capability. This paper proposes a multi-scale deep feature fusio...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Hybrid deep learning and YAMNet features for asthma diagnosis from respiratory sounds
Artículo
Acceso abierto Artículo DOAJ
Ghada Abd El-Latif Shatat et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract A prompt and precise diagnosis is necessary to lessen the worldwide burden of asthma, a common chronic respiratory condition. Spirometry is one of the resource-intensive conventional methods that frequently misc...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
MIRN: A Global Context and Progressive Feature Alignment Network for Oriented Object Detection of Multimineral in Mining Areas
Artículo
Acceso abierto Artículo DOAJ
Xinrui Yu et al · IEEE · 2026 · ISSN 1939-1404
Intelligent mining area detection is fundamental for ecological monitoring and sustainable development of mining areas. However, current remote sensing detection lacks high-quality multimineral rotated object detection d...
LCC LCC:Ocean engineering; LCC:Geophysics. Cosmic physicsIdioma eng
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Open Access
Allowance Extraction Considering of Inner and Outer Contour and Experimental Research on Belt Grinding of Hollow Blade
Artículo
Acceso abierto Artículo DOAJ
Yun Huang et al · KeAi Communications Co., Ltd · 2023 · ISSN 2192-8258
Abstract Aero-engine fan blades often use a cavity structure to improve the thrust-to-weight ratio of the aircraft. However, the use of the cavity structure brings a series of difficulties to the manufacturing and proces...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Overall evaluation of artichoke leftovers: Agricultural measurement and bioactive properties assessed after green and low-cost extraction methods
Artículo
Acceso abierto Artículo CONICET Digital
Zazzali, Ignacio et al · Elsevier · 2021 · ISSN 2212-4292
Globe artichoke is rich in nutrients and phenolic compounds. However, nearly 85% of its biomass is discarded following harvest. To propose a scalable and economically attractive process for the revalorization of this mat...
Idioma eng
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Open Access
Sustainable valorization of insect processing by products via enzymatic assisted extraction of chitin
Artículo
Acceso abierto Artículo DOAJ
Valentina Orlandi et al · Frontiers Media S.A · 2026 · ISSN 2674-1121
Processing residues from adult Tenebrio molitor were evaluated as a sustainable source of chitin and chitosan through an optimized enzyme-assisted extraction strategy. Preliminary proximate analysis revealed a high chiti...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~Idioma eng
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CMF-Net: a lightweight multi-scale feature fusion network for early small fire detection in coal mines
Artículo
Acceso abierto Artículo DOAJ
Pengju Ren et al · Springer · 2026 · ISSN 1319-1578
Abstract Early small fires in coal mines are of critical importance for mine safety, as most incidents begin as small fire sources. These fires essentially constitute a task of small-object detection. Detecting such targ...
LCC LCC:Electronic computers. Computer scienceIdioma eng
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Clinical Applications of Deep Learning for Glottal Area Segmentation and Glottal Area Waveform Feature Computation
Artículo
Acceso abierto Artículo DOAJ
Ying-Chang Wu et al · IEEE · 2026 · ISSN 2644-1276
Goal: Analysis of the glottal area during vocal fold vibration has gained increasing attention. However, traditional analysis requires manual, frame-by-frame glottal area annotation to compute the glottal area waveform, ...
LCC TENDOkNvbXB1dGVyIGFwcGxpY2F0aW9ucyB0byBtZWRpY2luZS4gTWVkaWNhbCBpbmZvcm1hdGljcw~~; TENDOk1lZGljYWwgdGVjaG5vbG9neQ~~Idioma eng
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SAR Remote Sensing Flood Mapping Using A Multi-Feature Optimized Random Forest
Artículo
Acceso abierto Artículo DOAJ
Q. Yuan · Copernicus Publications · 2026 · ISSN 1682-1750
Flood disasters, with high suddenness, wide impact and severe consequences, severely threaten ecological security, human lives, property and socioeconomic development. Optical remote sensing, though advantageous in spati...
LCC TENDOlRlY2hub2xvZ3k~; LCC:Engineering (General). Civil engineering (General); TENDOkFwcGxpZWQgb3B0aWNzLiBQaG90b25pY3M~Idioma eng
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A robust audio zero watermarking scheme using multi feature fingerprints and machine learning
Artículo
Acceso abierto Artículo DOAJ
Dhuha Ismael Khaleel et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract The article presents a novel audio zero-watermarking technique that is free of creating any watermark data in the original audio. The strategy depends on the robust features of the audio in order to generate an ...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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MSFFNet: Multiscale Feature Fusion Network for Small Target Detection in Remote Sensing Images
Artículo
Acceso abierto Artículo DOAJ
Hui Zong et al · Wiley · 2026 · ISSN 2468-2322
ABSTRACT With the advancement of satellite remote sensing technology, object detection based on high‐resolution remote sensing imagery has emerged as a prominent research focus in the field of computer vision. Although...
LCC TENDOkNvbXB1dGF0aW9uYWwgbGluZ3Vpc3RpY3MuIE5hdHVyYWwgbGFuZ3VhZ2UgcHJvY2Vzc2luZw~~; LCC:Computer softwareIdioma eng
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