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

plus de 12 ans il y a | 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...

plus de 12 ans il y a | 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...

plus de 12 ans il y a | 5

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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.

plus de 12 ans il y a | 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...

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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...

plus de 12 ans il y a | 1

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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))

plus de 12 ans il y a | 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....

plus de 12 ans il y a | 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...

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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...

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Question


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...

plus de 12 ans il y a | 1 réponse | 1

1

réponse

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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...

plus de 12 ans il y a | 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...

plus de 12 ans il y a | 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...

plus de 12 ans il y a | 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);

plus de 12 ans il y a | 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...

plus de 12 ans il y a | 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 ...

plus de 12 ans il y a | 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}];

plus de 12 ans il y a | 0

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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...

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Question


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 ...

plus de 12 ans il y a | 2 réponses | 0

2

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A résolu


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

plus de 13 ans il y a

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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 ...

plus de 13 ans il y a

A résolu


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 = ...

plus de 13 ans il y a

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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...

plus de 13 ans il y a

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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...

plus de 14 ans il y a

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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]

plus de 14 ans il y a

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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 + ...

plus de 14 ans il y a

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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...

plus de 14 ans il y a

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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...

plus de 14 ans il y a

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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...

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