Results 81 to 90 of about 7,981 (208)

A Benchmark Study of Classical and U-Net ResNet34 Methods for Binarization of Balinese Palm Leaf Manuscripts

open access: yesHeritage
Ancient documents that have undergone physical and visual degradation pose significant challenges in the digital recognition and preservation of information.
Imam Yuadi   +5 more
doaj   +1 more source

AN EFFICIENT TECHNIQUE FOR RETINAL VESSEL SEGMENTATION AND DENOISING USING MODIFIED ISODATA AND CLAHE

open access: yesInternational Islamic University Malaysia Engineering Journal, 2016
Retinal damage caused due to complications of diabetes is known as Diabetic Retinopathy (DR). In this case, the vision is obscured due to the damage of retinal tinny blood vessels of the retina.
Khan Bahadar Khan   +3 more
doaj   +1 more source

Application of clustering techniques to multispectral optical data over the ocean [PDF]

open access: yes, 2005
MERIS, on Envisat, provides high-resolution radiometric data at nine discrete channels in the visible band. This paper looks at the potential of an unsupervised classification technique for utilizing these multi-spectral data to provide better ...
Byfield, Valborg   +4 more
core  

Land cover classification and change analysis in Recife-PE municipality using unsupervised classification | Classificação da cobertura do solo e análise de mudanças no município de Recife-PE usando classificação de classificação não supervisionada

open access: yesRevista Geama, 2016
Rapid land use changes and land cover in urban environments have large impacts on the relationship between energy and water cycles on the surface. Remote sensing techniques allow the distinction and categorization of objects in the physical and spatial ...
Tiago Henrique de Oliveira   +2 more
doaj  

Automated digital image analyses for estimating percent ground cover of winter wheat based on object features

open access: yes浙江大学学报. 农业与生命科学版, 2004
Percent ground cover of vegetation is an important parameter for crop management. An innovational method based on features of objects was presented to automatically estimate percent ground cover of winter wheat from digital image analyses.
LI Cun-jun   +3 more
doaj   +1 more source

Adaptive fuzzy system for 3-D vision [PDF]

open access: yes
An adaptive fuzzy system using the concept of the Adaptive Resonance Theory (ART) type neural network architecture and incorporating fuzzy c-means (FCM) system equations for reclassification of cluster centers was developed.
Mitra, Sunanda
core   +1 more source

Sediment type unsupervised classification of the Molenplaat, Westerschelde estuary, The Netherlands [PDF]

open access: yes, 2006
Sediment stability or erosion resistance of intertidal zones depend on sediment physical characteristics and on biological factors. Obtaining accurate data on the basic biological, chemical and physical processes in sediments is expensive and difficult ...
Adam, S.   +3 more
core  

Example of object based image analysis applied to coarse resolution images. Application to landscape classification in France [PDF]

open access: yes, 2012
Object based image analysis (OBIA) is a powerful technique for classification of remote sensing images. Although it is generally used with very high resolution images, its application is not linked to a particular spatial resolution, and OBIA can be ...
Bisquert, Mar   +2 more
core  

Моделювання розвитку території міста з використанням космічних знімків [PDF]

open access: yes, 2013
Розглянуто принципи моделювання розвитку міста з використанням методу клітинних автоматів і космічних знімків. Для визначення стану ділянок міста по космічним знімкам пропонується використовувати алгоритм ISODATA програмного комплексу ArcGIS 10The paper
Толстохатько, В. А.   +1 more
core  

Application of an improved ISODATA method to pipeline leak detection

open access: yesPetroleum Science, 2007
Increasingly serious leak problem in pipeline transportation has not only affected the operation of pipelines but also caused loss of precious resource and environmental damage. Based on the analysis of the occurrence of negative pressure waves and the unsupervised learning of pattern recognition, the Interactive Self-organizing Data Analysis Technique
Hu Jinquiu   +3 more
openaire   +1 more source

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