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Fan Li


Last seen: 4 years ago |  Active since 2017

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Random fitting when use fittype function in Toolboxes
Hi Matlab users I am working on the data fitting by fittype function in Toolboxes. Basically, I have a set of data, x and y. I ...

4 years ago | 1 answer | 0

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answer

Question


Speed up the code with legendre or Gegenbauer polynomials combined with the symbolic function?
Dear users I have below code with Symbolic variables to evaluate a function. The a_n,b_n,c_n and d_n are numerical arrays which...

6 years ago | 0 answers | 0

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How to make the below code with Symbolic variables run faster
Dear matlab users I have below code with Symbolic variables to evaluate a function. The a_n,b_n,c_n and d_n are numerical array...

6 years ago | 0 answers | 0

0

answers

Answered
I got NaN using parfor while the same code works with for loop
Hi Edric This a part of my code. It reads the data and does the correlation calculations. You can reproduce the problem wit...

7 years ago | 0

Question


I got NaN using parfor while the same code works with for loop
Hi everyone I found I got NaN using parfor while the same code works with for-loop. My input is very large. So I tested i...

7 years ago | 2 answers | 0

2

answers

Question


How to free memory of variable on linux
Hi I wrote a code in matlab, but the input data is 10 GB and also I have to create some very large arrays during calculation ...

7 years ago | 1 answer | 0

1

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Why Interactive MATLAB job require less memory compared to non-interctive job on cluster
Hi everyone I am running matlab on school's cluster (linux system). The original data read into matlab is up to 4 GB, and the...

7 years ago | 0 answers | 0

0

answers

Question


How to read large text data into matlab
Hi every one I have a text file up to 10 GB which has to be read into matlab. The part of the data is listed below ITEM: T...

7 years ago | 3 answers | 0

3

answers

Question


How to calculate the correlation functions for two vectors which have three components for each part
Hi every one I write my own code to calculate the correlation function for two vectors (A and B) which have 3 columns (A1(t),A2...

7 years ago | 1 answer | 0

1

answer

Answered
The sequence of the matrix after xcorr function
Thanks for answers.

7 years ago | 0

Question


The sequence of the matrix after xcorr function
Hi every one I am beginner of matlab. I want to use the xcorr function to calculate the correlation function. My input is a ma...

7 years ago | 1 answer | 0

1

answer