# huda nawaf

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Professional Interests: signal processing

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**Feeds**

Question

how get date fromthe long number?

Hi, The following number represent date 1246573330 How get a date from it ? where I tried datenum,datestr, and datevec, but ...

2 years ago | 1 answer | 0

### 1

answerQuestion

Can compare between vector and array

Hello, Can matching between vector and array where I have vector and large size of array, for example: x with length 5 :x=[1 ...

2 years ago | 1 answer | 0

### 1

answerQuestion

why this message error

Hello, I do not know what means this message error: Operands to the logical AND (&&) and OR (||) operators must be convertible...

2 years ago | 1 answer | 0

### 1

answerQuestion

Can I find set of values in larger set in one step?

Hi, I am working on a code that takes a very long time to implement, so I try to optimize it If I look for a set of values (x)...

2 years ago | 1 answer | 0

### 1

answerQuestion

How find a word in vector of words?

Hello. How can I find a word in a long vector of words, for example: x={'shoemoney' 'devices' 'mcburnett' 'gdri...

2 years ago | 1 answer | 0

### 1

answerQuestion

How removing elements from vector?

Hello, How removing some elements from a long vector. For example: c=[1 2 3]; z=[10 9 1 4 11 2 6 3]; How removing c from z?...

2 years ago | 1 answer | 0

### 1

answerQuestion

Why this message appears?

HELLO, In main program I call two functions. I'm reading four big files in main program and the functions in total. I recieve...

2 years ago | 1 answer | 0

### 1

answerQuestion

Why my code is very slow?

hello, Can anybody optimize my code to be faster. It is very slowly, in addition to that the network I used is very large. I ...

2 years ago | 0 answers | 0

### 0

answersQuestion

Independent cascade code for information diffusion

hello, Are there code for independent cascade (IC) (model of information diffusion ).. I built one but it is very slow. knowi...

2 years ago | 0 answers | 0

### 0

answersQuestion

problem in neighbors function

hello, This is my graph G=[0 1 1 0 0 0;1 0 1 1 0 0; 1 0 0 1 1 0; 0 0 0 0 1 0; 0 0 0 0 0 1; 0 1 0 1 1 0]; when I apply the fu...

2 years ago | 1 answer | 0

### 1

answerQuestion

remove the frequent values withou sorting

hello I need a function remove the frequent values(keeping the first appearance of value) without using unique because it is ma...

2 years ago | 1 answer | 0

### 1

answerQuestion

genetic algorithm code with more than three variables

I need genetic algorithm code with more than three variables

2 years ago | 1 answer | 0

### 1

answerQuestion

why gradient and diff return many values?

hello, I need use the derivatives for example in loss function is J(w,b) such that find w=w-α * (∂J/ ∂w) when I used diff ...

3 years ago | 0 answers | 0

### 0

answersQuestion

k-clique for directed networks

*hi, I need k-clique for directed networks, where I looked for overlapped community detection algorithm for directed networks...

5 years ago | 0 answers | 0

### 0

answersQuestion

overlapping community detection algorithm

*Hi all, Please, I badly need function to detect overlapping communities. Thanks for advance*

5 years ago | 0 answers | 0

### 0

answersQuestion

how extract string colum in text file has different formats

*hi I have file has different formats columns,what I need is extracting string column. Textscan function need fixed number of ...

6 years ago | 0 answers | 0

### 0

answersQuestion

problem in execution matlab

*Hi, I'm facing a problem when run matlab I attached img. file about the error I got. Thanks in advance.*

7 years ago | 0 answers | 0

### 0

answersQuestion

are there co-occurrence function?

*hello, I need co-occurence funtion. Thanks for advance*

7 years ago | 1 answer | 0

### 1

answerQuestion

need code of Silhouette

*hi all, can anyone have built Silhouette function, because the evaluateclusters function ( includes Silhouette as evaluation) ...

8 years ago | 0 answers | 0

### 0

answersQuestion

problem with installation matlb2014a

Hi all, I install the matlab 2014a in my laptop but when I open it I got this message error License manager error-114 license...

8 years ago | 1 answer | 0

### 1

answerQuestion

I got message error when add evalclusters function to my ver.

*Hi all, i add evalclusters functions to matlab ver. 2012a but when I ran it, I got this error message:* Undefined variabl...

8 years ago | 1 answer | 0

### 1

answerQuestion

how deal with FASTADATABASE?

*Hi all, I need to know how get the number of fasta files in fastadatabse? thank in advance *

9 years ago | 0 answers | 0

### 0

answersQuestion

Why kmeans gives different results each time?

* *I have square binary similarity matrix show the social relation among users, where o means no relation between two users and...

9 years ago | 2 answers | 0

### 2

answersQuestion

kmeans works with some values of k and not works with other

hi, *I used kmeans(f1, 2) where f1 is square binary matrix, it is work with k=2 but when set k to 3, i got this error I do...

9 years ago | 2 answers | 0

### 2

answersQuestion

error detects in labs in spmd

hi, I have problem with this code , I can not know what is the reason. this error what I got: Starting matlabpool using...

10 years ago | 1 answer | 0

### 1

answerQuestion

parfor and nested loop

hi, can I use parfor with nested loop? for ex. parfor i=1:5 for j=1:2 %%whatever end end should ...

10 years ago | 2 answers | 0

### 2

answersQuestion

semantic analysis tool in matlab

*Hi all, Are there anybody know if there is semantic analysis tool in in any version of matlab ? Thanks in advance*

11 years ago | 0 answers | 0

### 0

answersQuestion

how change the colors with heatmap ?

hi, I used heatmap to show the clusters, but the colors is black and red. how change these colors? thanks

11 years ago | 1 answer | 0

### 1

answerQuestion

Can use seqpdist with non biological sequences?

hi, I'm using equence alignmnet tool in my work. But I deal with nonbiological sequence. I used dynamic programming to do al...

11 years ago | 0 answers | 0