Ahmed Alabdaly

UPM

Actif depuis 2013

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Professional Interests: Bioinformatics

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Combining feature selection methods (filter and wrapper)
Hello, I designed an integrated framework for feature selection which combines feature ranking techniques with sequential forwa...

plus de 10 ans il y a | 1 réponse | 0

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Question

feature selection criteria, sffs
Hello, I proposed an integrated framework for feature selection by combining feature ranking and sequential forward feature sel...

plus de 10 ans il y a | 1 réponse | 0

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Using of rankfeatures function
Hello, I have the breast cancer dataset which has two sample labels (relapse and non-relapse). How I can use (rankfeatures) fun...

plus de 10 ans il y a | 1 réponse | 0

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Reference for sequential feature selection
Dear all, Can anyone provide me an academic reference proves that sequential feature selection can be used with any type of cla...

plus de 11 ans il y a | 1 réponse | 0

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sequentialfs function algorithm used
Dear all, I am using (sequentialfs) function in selecting a most informative subset of features from microarray data. I need to...

plus de 11 ans il y a | 1 réponse | 1

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Question

M/Z value , rankfeatures, classification, microarray
Dear all, Any one can help me in defining the M/Z value which assumed in (rankfeatures) function used in open loop feature sele...

plus de 11 ans il y a | 1 réponse | 0

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Question

rankfeatures,algorithm,microarray,gene selection
Dear all, Can any one help me by providing the algorithm used in (rankfeatures) function used in Bioinformatics toolbox? Regar...

plus de 11 ans il y a | 1 réponse | 0

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Feature ranking algorith used
Can any one tell me what is the algorithm that used by matlab for feature ranking? Thanks

presque 12 ans il y a | 1 réponse | 0

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Covariance matrix error massage
Hello, I have a microarray data matrix Sample(19 by 5000),when I classified this matrix, the matlab produce error message"covar...

presque 12 ans il y a | 1 réponse | 0

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Classifier using and building
Hello, I have a data matrix with high dimensions,around 117 by 24000, and I want to deduce its dimensions by features selection...

presque 12 ans il y a | 1 réponse | 0

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Features selection for microarray data analysis
Hello, I have a matrix of (24500 by 60) which represents microarray data, I want to find a small subset based on features selec...

presque 12 ans il y a | 1 réponse | 0

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Clustering performance and validation
Hello, I've applied some clustering algorithms such as kmeans,som, and..etc over a different data sets. I want to evaluate the ...

environ 12 ans il y a | 1 réponse | 0

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Two way clustering algorithm
Can any one help me to do two way clustering algorithm on datasets? Thanks

environ 12 ans il y a | 1 réponse | 0

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Clustering based on Gaussian mixture model
Hello, I have a 50 by 38 matrix where the rows represent the genes and columns represent samples. Please can any one help me to...

plus de 12 ans il y a | 1 réponse | 0

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Question

Bioinformatics tool and microarray
Hello, I have a matrix of 38 by 50, which represent data from micro array of 38 patient and 50 genes.I want to cluster this mat...

plus de 12 ans il y a | 1 réponse | 0

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How can I fit data into Gaussian model?
I have a matrix of 38-by-50 which represents 38 sample and 50 genes reading. I need to cluster this data matrix using Gaussian m...

plus de 12 ans il y a | 1 réponse | 0

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