Results 21 to 30 of about 253,119 (310)

Contextual classification of multispectral image data: Approximate algorithm [PDF]

open access: green, 1980
An approximation to a classification algorithm incorporating spatial context information in a general, statistical manner is presented which is computationally less intensive.
Tilton, J. C.
core   +2 more sources

Automatic joint segmentation and classification of breast ultrasound images via multi-task learning with object contextual attention [PDF]

open access: goldFrontiers in Oncology
The segmentation and classification of breast ultrasound (BUS) images are crucial for the early diagnosis of breast cancer and remain a key focus in BUS image processing.
Yaling Lu   +3 more
doaj   +2 more sources

Fusing Spatial Attention with Spectral-Channel Attention Mechanism for Hyperspectral Image Classification via Encoder–Decoder Networks

open access: yesRemote Sensing, 2022
In recent years, convolutional neural networks (CNNs) have been widely used in hyperspectral image (HSI) classification. However, feature extraction on hyperspectral data still faces numerous challenges.
Jun Sun   +6 more
doaj   +1 more source

Remote Sensing Image Change Detection Method Based on DBN and Object Fusion [PDF]

open access: yesJisuanji gongcheng, 2018
In high-resolution optical remote sensing image change detection,most of the object-oriented method can only use simple features combination to get the object features,which cannot implement design and characteristic extraction for high-level features ...
DOU Fangzheng,SUN Hanchang,SUN Xian,DIAO Wenhui,FU Kun
doaj   +1 more source

CONTEXTUAL LAND USE CLASSIFICATION: HOW DETAILED CAN THE CLASS STRUCTURE BE? [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
The goal of this paper is to investigate the maximum level of semantic resolution that can be achieved in an automated land use change detection process based on mono-temporal, multi-spectral, high-resolution aerial image data.
L. Albert, F. Rottensteiner, C. Heipke
doaj   +1 more source

Contextual classification and segmentation of textured images [PDF]

open access: yesInternational Conference on Acoustics, Speech, and Signal Processing, 2002
An algorithm which combines the merits of statistical classification- and estimation-theory-based approaches is proposed for textured image segmentation. The texture regions are modeled by noncausal Gaussian Markov random fields (GMRF). The algorithm is comprised of two stages.
P.W. Fung, G. Grebbin, Y. Attikiouzel
openaire   +1 more source

CMLBPIncoherent: a New Contextual Image Descriptor for Scene Classification

open access: bronzeAnais do 14º Simpósio Brasileiro de Automação Inteligente, 2019
Matheus Vieira Lessa Ribeiro   +1 more
openaire   +3 more sources

Land Cover Mapping with Higher Order Graph-Based Co-Occurrence Model

open access: yesRemote Sensing, 2018
Deep learning has become a standard processing procedure in land cover mapping for remote sensing images. Instead of relying on hand-crafted features, deep learning algorithms, such as Convolutional Neural Networks (CNN) can automatically generate ...
Wenzhi Zhao   +3 more
doaj   +1 more source

RULE-BASED CLASSIFICATION OF A HYPERSPECTRAL IMAGE USING MSSC HIERARCHICAL SEGMENTATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
The Hierarchical SEGmentation (HSEG) algorithm, which combines region object finding with region object clustering, has given good performances for hyperspectral image analysis.
D. Akbari, A. R. Safari
doaj   +1 more source

Crop conditional Convolutional Neural Networks for massive multi-crop plant disease classification over cell phone acquired images taken on real field conditions [PDF]

open access: yes, 2019
Convolutional Neural Networks (CNN) have demonstrated their capabilities on the agronomical field, especially for plant visual symptoms assessment.
Alvarez-Gila, Aitor   +5 more
core   +1 more source

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