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Muna Tageldin


Last seen: 2 mesi fa |  Attivo dal 2020

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Domanda


"Unable to compute number of steps from 0 to n by 1" error for symbolic integration
Im trying to do numerical integration with the following function that have several parameters. My issue is that whenever I assi...

5 mesi fa | 1 risposta | 0

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Domanda


error in symbolic convolution using integral and isAlways
I want to symbolically integrate the following function using int This is actually similar to convoution so this is wha...

6 mesi fa | 2 risposte | 0

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Domanda


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*...

quasi 2 anni fa | 1 risposta | 0

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Domanda


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...

quasi 2 anni fa | 1 risposta | 0

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Domanda


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)!...

quasi 3 anni fa | 1 risposta | 0

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Domanda


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(...

oltre 3 anni fa | 2 risposte | 0

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Domanda


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 ...

oltre 3 anni fa | 1 risposta | 0

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risposta

Domanda


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...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


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 ...

oltre 4 anni fa | 0 risposte | 0

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Domanda


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...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


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...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


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 ...

oltre 4 anni fa | 1 risposta | 0

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risposta

Domanda


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...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


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...

oltre 4 anni fa | 1 risposta | 0

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risposta

Domanda


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...

oltre 4 anni fa | 1 risposta | 0

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risposta

Domanda


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: ...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


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=@(...

oltre 4 anni fa | 1 risposta | 0

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