# Muna Tageldin

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Question

numerical integration of array

I'm trying to integrate the following series to compute the expected value $F_Z(z)=\sum_{i=0}^n \frac{n!}{i!(n-i)! (\lambda-n*...

ongeveer een jaar ago | 1 answer | 0

### 1

answerQuestion

How to use binomial expansion to produce correct results?

Hi, I'm working on numerical problems where I need to calculate the cumulative distribution function values using summation. Fur...

ongeveer een jaar ago | 1 answer | 0

### 1

answerQuestion

code a series using matlab that involve Pochhamer sumbol

I am trying to model the following series using matlab code but I dont know how to approach it $\sum_{i=1}^n \frac {n!} {(n-i)!...

ongeveer 2 jaar ago | 1 answer | 0

### 1

answerQuestion

NaN (not a number) in numerical integration

I am trying to integrate the following expression over the variable alpha ep=0.2; u=0.2; lam=0.7; n=1000; f=@(alpha) power(...

meer dan 2 jaar ago | 2 answers | 0

### 2

answersQuestion

Recursive Formula with integration

So I am trying to integrate expression like where a recursive integration by parts is used to evaluate the integral. How would ...

meer dan 2 jaar ago | 1 answer | 0

### 1

answerQuestion

Error: objective function (feval) is not zero or at optimum.

I am trying to use mle estimation to estimate parameters of customized pdf. I am using two methods: mle function and fmincon. T...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

parfeval or batch processing

Assuming I want to convert the below code from using parpool to using parcluster. The problem with my code is that the for loop ...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

Error using fetchnext and parallel.pool.constant

I have this code, that I run on a remote cluster. I followed this tutorial on using parallel.pool.constant with parfeval. I r...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

How to fit MLE function (MATLAB) to multivariable distribution estimation ?

I am trying to estimate parameters of custom pdf distribution , I am not sure if I could use MLE function in matlab or I should...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

error using parallel.pool.constant/get value

so this is my code (not sure about function handle in parfeval). The error I get is on line 11. I dont understand the error ...

meer dan 3 jaar ago | 1 answer | 0

### 1

answerQuestion

Sharing data and computations across processors

so I have this code which I am trying to run over a cluster. I used spmd and distributed for (drange). It worked fine on local...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

optimise nested for-loop

I have this function (test) which uses nested-for loops, usually the function takes 75 seconds (interested in <4 seconds). fun...

meer dan 3 jaar ago | 1 answer | 0

### 1

answerQuestion

Vectorization or for loop (speedup)

I have a function the do operations on 3 dimensional matrix like this: user_defined_function is a function that does the calcula...

meer dan 3 jaar ago | 1 answer | 0

### 1

answerQuestion

how to solve the following problem using optimization toolbox?

I have this estimation problem where I use maximum likelhood estimation to solve it where the problem has pdf of: ...

meer dan 3 jaar ago | 0 answers | 0

### 0

answersQuestion

vectorise for loop with element wise multiplication

I have this code that I am trying to vectorize with for loop the function is very complicated so a simplified version is f=@(...

meer dan 3 jaar ago | 1 answer | 0