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Sub-Pixel

A Survey on Sub Pixel Classification of High Resolution Satellite Imagery

A Survey on Sub Pixel Classification of High Resolution Satellite Imagery

... single pixel containing features of urban sprawl, vegetation, water resources, ...boundaries. Sub-pixel mapping technique may be a solution to relieve this ...at sub-pixel level based ...

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Sub-pixel Edge Detection of LED Probes Based On Partial Area Effect

Sub-pixel Edge Detection of LED Probes Based On Partial Area Effect

... several sub- pixel techniques had been proposed, including curve-fitting, moment-based [3-6], reconstructive [7] and partial area effect methods ...the sub-pixel ...

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Sub pixel Measurement System of Circle Outer Diameter Based on Zernike Moment

Sub pixel Measurement System of Circle Outer Diameter Based on Zernike Moment

... system. Sub-pixel edge detection technology has attracted wide attention due to its high measurement accuracy and strong anti-interference ...on pixel accuracy and have poor anti-interference ...the ...

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A Proposed Method to Measure Sub Pixel Shift in Egyptsat 1 Aliased Images

A Proposed Method to Measure Sub Pixel Shift in Egyptsat 1 Aliased Images

... the Sub-Pixel shift between pixels it is required to calculate the rotation between them to get the correct robust result ...of Sub-Pixel shift with calculated ...

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Variability of myocardial perfusion dark rim Gibbs artifacts due to sub pixel shifts

Variability of myocardial perfusion dark rim Gibbs artifacts due to sub pixel shifts

... relevant sub-pixel shift is the sub- pixel remainder of any larger in-plane shift, ...the sub- pixel shift effects described here are the same as moving by half a ...

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Sub-pixel analysis to enhance the accuracy of evapotranspiration determined using MODIS images

Sub-pixel analysis to enhance the accuracy of evapotranspiration determined using MODIS images

... analyzed sub-pixel qualitatively through validating the ET values calculated using the weighting approach for all cells in the study area with the generalized-pixel ...

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The Sub pixel Edge Detection Based on Improved Zernike Moment for Brain CT Image

The Sub pixel Edge Detection Based on Improved Zernike Moment for Brain CT Image

... of pixel level edge feature extractions were compared with the Zernike moments sub-pixel level edge feature ...for sub-pixel level has been put forward, with high accuracy and fast ...

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To Map and Characterized the Sub Pixel Classification of Soil Properties using Remote Sensing And GIS

To Map and Characterized the Sub Pixel Classification of Soil Properties using Remote Sensing And GIS

... Abstract— A Subpixel spectral analytical process was used to classify the soil in LISS -IV data using thematic mapper imagery in India. The sub-pixel process enabled the detection of soil and geology in ...

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Thread image processing technology research based on combination of edge
detection and sub pixel positioning

Thread image processing technology research based on combination of edge detection and sub pixel positioning

... This paper introduces a new method for auto-measuring parameters of thread based on image processing techniques. According to the characteristics of the thread, this paper select median filtering method, Histogram edge ...

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Analysis of Seasonal Characteristics of Thermal Environment Based on Urban Sub Pixel Land Use Types

Analysis of Seasonal Characteristics of Thermal Environment Based on Urban Sub Pixel Land Use Types

... In this paper, Fuzhou city was selected as the study area. Because 30 meter or lower resolution data (e.g. Landsat-class) are more suitable to map the extent and change of urban land cover [13] [14] [15], fully ...

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Investigating the impact of spatially-explicit sub-pixel structural variation on the assessment of vegetation structure from imaging spectroscopy data

Investigating the impact of spatially-explicit sub-pixel structural variation on the assessment of vegetation structure from imaging spectroscopy data

... Note that other variables besides those under investigation (denoted with · · · ), are consol- idated in the equation above for clarity. The recorded signal, s, is then converted to radiance by applying appropriate ...

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Classification of brain tumor using devernay sub-pixel edge detection and k-nearest neighbours methodology

Classification of brain tumor using devernay sub-pixel edge detection and k-nearest neighbours methodology

... An image from a MRI scanner is received in the form of a DICOM image. For better and faster computation, a DICOM image is converted into the JPEG format before being processed. Then the JPEG image is pre- processed ...

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SPATIOTEMPORAL SUB PIXEL MAPPING OF TIME-SERIES IMAGES

SPATIOTEMPORAL SUB PIXEL MAPPING OF TIME-SERIES IMAGES

... [10], pixel swapping algorithm (PSA)[11-12], Hopfield neural network [13-14], maximum a posteriori method[15], subpixel/pixel spatial attraction model (SPSAM)[16-17], backpropagation neural network[18-19], ...

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High-accuracy sub-pixel motion estimation from noisy images in Fourier domain

High-accuracy sub-pixel motion estimation from noisy images in Fourier domain

... accuracy sub-pixel registration is generally beneficial to most applications [5, ...so sub-pixel registration by phase correlation is a natural approach in such a context ...of ...

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Generalized Method of Biparametric Sub Pixel Thermal Location

Generalized Method of Biparametric Sub Pixel Thermal Location

... ments. On the bases of operational data of scanning infrared radiometer, the square area of one pixel can be calculated in dependence of distance between object and radiometer. This makes it possible to carry out ...

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The Unsupervised Gravitational Mass Weighted Probability PCA For Pixel-Wise And Sub-Pixel Wise Classification

The Unsupervised Gravitational Mass Weighted Probability PCA For Pixel-Wise And Sub-Pixel Wise Classification

... the pixel-wise where it assumes that pure pixels are presented in ...each pixel is also called as the spectral ...each pixel contain only pure pixel, then the classification of the class ...

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Comparing Methods of Rocky Desertification Monitoring at the Sub-pixel Scale in a Highly Heterogeneous Karst Region

Comparing Methods of Rocky Desertification Monitoring at the Sub-pixel Scale in a Highly Heterogeneous Karst Region

... C5.0 decision tree algorithms. Spectral curves of rocky outcrop, vegetation and shadow in the study area. a) collected from 250.. ALOS image-based field survey sample sites; b) obtai[r] ...

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Hyperspectral sub-pixel target detection using hybrid algorithms and Physics Based Modeling

Hyperspectral sub-pixel target detection using hybrid algorithms and Physics Based Modeling

... a new Traditional matched or saturated pixels rithms but are not pensated that might The by using look like generated get pixels while target spectrum are susceptible appear as seen usin[r] ...

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The effect of the point spread function on sub pixel mapping

The effect of the point spread function on sub pixel mapping

... in the pixel i.e., spectral unmixing predictions, and Lk Vij is the coarse proportion estimated as convolution.. of the current SPM realization.[r] ...

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Measurement System of Circler Diameter

Measurement System of Circler Diameter

... on pixel accuracy and have poor anti-interference ...the sub-pixel edge posi- tioning of grayscale images by using interpolation method, but its computation How to cite this paper: Yang, ...

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