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Ahmed


Last seen: 7 months ago |  Active since 2014

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Professional Interests: signal processing

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How to read gene expression matrix in order to use Fuzzy C mean clustering function?
I have gene expression matrix which contain 4478 genes(row) and 104 columns(samples:24 normal vs 80 disease). How can I read my ...

7 years ago | 0 answers | 0

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answers

Answered
How to apply PFCM algorithm for image segmentation
https://ac.els-cdn.com/S1877050915018931/1-s2.0-S1877050915018931-main.pdf?_tid=3d2882fe-c87b-11e7-9942-00000aab0f6b&acdnat=1510...

7 years ago | 0

Question


extract the information from a matrix with three columns
I have a matrix with three columns see the attachment i.e. E1 E2 W 6 1464 0.36 6 1534 0.27 6 1...

8 years ago | 1 answer | 0

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answer

Question


how can I draw network in Matlab from a specific nodes matrix
I have a list of nodes and I want to draw the indirect network between them, for example, I have the following: S=['A0JLT2 ...

8 years ago | 1 answer | 0

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answer

Question


Read Xml file line by line in Matlab and save node attribute
I have a very large Xml file and I want to read it line by line in Matlab. my question is how can I get node attribute between t...

8 years ago | 1 answer | 0

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answer

Question


parsing information between two tags in matlab
I am trying to parse nodes and edges information from Xml file. Here is a part from XML file: <node id="1677" label...

9 years ago | 0 answers | 0

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answers

Question


How can I parse nodes and edges information from XML file
I am new in xml file in matlab. I want to read a xml file (network) with nodes and edges, in order to get the following info: ...

9 years ago | 0 answers | 0

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Question


merge two cell in one single cell
I have two cells. one of them is Cell 1= '1007_s_at' 780 'DDR1' '1053_at' 5982 'RFC2' '117_at' 3310 'HSPA6' '1...

9 years ago | 1 answer | 0

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answer

Question


Use regexp in Matlab to sperate a set of string variable
I have a set of string data such as : 'H3F3A /// LOC440926' 'GTF2I /// GTF2IP1 /// LOC100093631' 'TMEM189 /// TMEM189...

9 years ago | 1 answer | 0

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Question


How to convert raw cell in [num,txt,raw] = xlsread to ordinary matrix if I have three string columns by using Matlab
I have Excel files containing string and numeric data such as... ID_REF Entrez Gene Gene Symbol SD_cancer 1 SD_cancer ...

9 years ago | 1 answer | 0

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Question


Exception in thread "Basic L&F File Loading Thread" java.lang.OutOfMemoryError:Java heap space
I got this message Err when I tried to open any code in Matlab and I have to restart my computer several time till Matlab works....

9 years ago | 0 answers | 0

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Question


How can I sorting the values in the jumping columns?
I have a matrices 25x600 and some columns contains positive and negative values. I want to the output like this [+ + - -] (four ...

10 years ago | 1 answer | 0

1

answer

Question


Err on using function_handle @ in lsqcurvefit
I have this function_handle@ F1 = @(x,xdata)(xdata-a*(((1-exp(-xdata./(1+a)))*exp(-x(1)*xdata))+(exp(-1./xdata)*(1-exp(-x(1...

10 years ago | 1 answer | 0

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Question


Formatting more than 600 table
I have more than 600 tables each one has a different data. I want To put all the data in the same table (one table). I wonder ho...

10 years ago | 1 answer | 0

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Question


Problem in reading txt files in Matlab
I have data which are as the following : MTtmax6000_N1000000_k+0.1_k-T0.001_k-D0.1_kh1.txt # nMT=1000000 tmax=60000 trel...

10 years ago | 1 answer | 0

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Question


How can I use tblwrite in Matlab
I have data which are as the following : rownames11{kk}=char(rownames1(1,j))----1x225 colnames11={'K_minus_t';'K_min...

10 years ago | 1 answer | 0

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Question


select the x0 (initial point for x ) in the curve fitting with lsqcurvefit
I wanted to fit an arbitrary function ( (k_plus-k_t*(1-exp(-k_plus/(a*k_t+b*k_d)))-k_d*(exp(-k_plus/(a*k_t+b*k_d)) to my data se...

10 years ago | 1 answer | 0

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answer

Question


Change the file-name in tblwrite when created table
I want to create 15 txt tables with different names by using tblwrite in matlab. my attempt was in this code I want to create 1...

10 years ago | 1 answer | 0

1

answer

Question


Reading Data from more than 2000 txt files in matlab
I have more than 3000 Data txt files. I create the name for these file according to special rate h=[1]; k+=[0.1 0.2 0.4 0.7 1 1...

10 years ago | 1 answer | 0

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answer