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How to fill certain portion a plot
Use the Matlab function *patch* .

circa 12 anni fa | 0

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How to remove seasonal component from a time series using filter??
There's an example in the MATLAB documentation that explains how to do it. Just search for "Seasonal Adjustment Using a Stable S...

circa 12 anni fa | 0

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Saving the .mat file using for loop
You use the same file name for all ten samples. So Matlab overrides the file in every iteration and you end up with one saved sa...

circa 12 anni fa | 5

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Risposto
Insert Chart in Excel with Excel data with Matlab
Matlab cannot find the Excel file. Make sure that your path and file name are correct.

circa 12 anni fa | 0

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calculate values from different matrices
Task 1: m = size(U,2); v = cell(m,1); for k = 1 : m v{k} = find(U(:,k) > 0); end Task 2: I don't understa...

circa 12 anni fa | 0

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Risposto
How can I write matlab code for summation equation for the file attached. Pls help.
P(i,k) = 0; for j = 1 : N + M if (j ~= i) P(i,k) = P(i,k) + (1 - 2*B(i,j)*P(j,k) - B(i,o)) - b(i); end...

circa 12 anni fa | 1

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Risposto
Help me how to calculate sum of series ?
n = 1 : 10^6; sum(((n+1)./n).^n./n.^2) sum((sqrt(n+1) - sqrt(n-1))./n.^(3/4))

circa 12 anni fa | 1

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Generation of random numbers
You use the correct method. When your range is from 10^(-4) to 10^4 it is quite normal that values below 10^(-1) are very, rare....

circa 12 anni fa | 0

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Extra term in "min" function in while loop
The min function compares the vector DC1(:,450:Xep) to the scalar DC1(1,j). The result is a vector that is identical to DC1(:,45...

circa 12 anni fa | 1

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Finding x & y-values that maximize an expression!!!!
You can use the fminsearch function because maximizing J is the same as minimizing -J. That is why there is no optimizing functi...

circa 12 anni fa | 0

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Domanda

How print a GUI to pdf with good quality?
I want to print a GUI to pdf. I use the following code: print(f, '-dpdf', 'Filename.pdf') where f is the handle of the G...

circa 12 anni fa | 1 risposta | 1

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Risposto
Count Peaks, csv-files
You probably cannot open the files because the folder is not on the MATLAB search path. In your code add the following line at t...

circa 12 anni fa | 0

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How to replace/exlude certain values from data array/plot
The problem is that the values are probably not exactly 1.0E-30 but something like 0.9876E-30 or 1.0003E-30. That is why your co...

circa 12 anni fa | 0

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Adding outlier to a matrix
Actually you answered your question yourself. Instead of the mean I would use the maximum value of the matrix. Multiply that num...

circa 12 anni fa | 0

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how can i use variable instead of constant to get data from mysql database?
Your syntax is wrong. Try the following: id = 1; qry = sprintf('Select fname From mydb.myface WHERE id = %d', id);

circa 12 anni fa | 1

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How can I evaluate the result of robust regression?
It is true, you cannot calculation the R-square of the robust regression, but you can do something similar: I would use the weig...

circa 12 anni fa | 0

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varience of portfolio without financial toolbox
The variance of a portfolio is defined as w * C * w', where w is the vector (dimensions: 1 x N) with the portfolio weight and C ...

circa 12 anni fa | 0

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matrix computations in the loop as cell.
In the loop you define AA and br as cell arrays. So, if you want to merge them, use [br{1},AA{1}] and [br{2},AA{2}];

circa 12 anni fa | 0

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Risposto
Undefined function or variable
The syntax you used is not correct. You can only assign values to variables, not to transformed variables. You have to do your c...

circa 12 anni fa | 2

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Domanda

Problems with Matlab Compiler
I have two problems with the compiler: (1) whenever I compile a m-file using the mcc command I get a warning: "Function display ...

circa 12 anni fa | 2 risposte | 0

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risposte

Risolto

Counting Sequence
Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...

oltre 13 anni fa

Risolto

Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

oltre 13 anni fa

Risolto

Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

oltre 13 anni fa

Risolto

Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

oltre 13 anni fa

Risolto

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

circa 14 anni fa

Risolto

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

circa 14 anni fa

Risolto

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

circa 14 anni fa

Risolto

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

circa 14 anni fa

Risolto

Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

circa 14 anni fa

Risolto

Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

circa 14 anni fa