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Domanda


Finding a value of one vector based on the nonzero values of another vector
Given two vectors, how do you determine the value of A where B is 1? In this case, A=[5 4]. How do I do this? A = [2 5 1 4]; ...

1 giorno fa | 3 risposte | 0

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Domanda


Ordering vectors of numbers of type double and strings according to another vector
How do I order the following arrays? vector_1 = [1 3 7 8 9 10]; string_1 = {'apples' 'pears' 'plums' 'oranges' 'peaches' 'gr...

2 giorni fa | 2 risposte | 0

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Domanda


Printing special characters in an axis label
How do you print special character(s) using sprintf? I want to use this or similar to add special characters to an axis label as...

3 giorni fa | 1 risposta | 0

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Domanda


Modify axis label for each plot within loop
I am generating plots for a series of values using a for loop and wish to output the value in the axis label. How do I do that? ...

3 giorni fa | 1 risposta | 0

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Domanda


Working with a cell of strings
I have a large N x 1 array of cells, each cell containing a string. How do I convert this to a string array, or to a cell array ...

7 giorni fa | 1 risposta | 0

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Domanda


Rounding a decimal down
With round(x,2) I can round a number to the nearest hundredth, but how do I round down to the nearest hundredth? For example, bo...

7 giorni fa | 3 risposte | 0

3

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Domanda


Padding a cell array?
How do you pad every other element of a cell array with a blank value thereby doubling the length of the cell?

11 giorni fa | 1 risposta | 0

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Domanda


Error bars with categorical data type
I am trying to plot error bars in y for data that are categorial type in x. I get an error message saying Error argument 'err...

11 giorni fa | 1 risposta | 0

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Domanda


Finding min and max values in a structure
For a 1x1 structure with multiple fields, each field consisting of a cell of numbers, how can you find the minimum and maximum v...

11 giorni fa | 3 risposte | 0

3

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Domanda


Rounding down when doing division in Matlab
How do you round when dividing such that 1/7 = 1 2/7 = 1 ... 7/7 = 1 8/7 = 2 ... 14/7 = 2 15/7 = 3 etc.

11 giorni fa | 1 risposta | 0

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Domanda


Differences in power law fit vs. linear fit on log-log scale
I am fitting data using cftool to a power law, i.e. , and comparing it to the 1st-order polynomial fit, i.e. when I take the ba...

11 giorni fa | 2 risposte | 0

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Domanda


Analyzing different sections of an array
How do you analyze the first 10 columns of an array (all rows) and columns 11-20, 21-30, and so on, separately?

12 giorni fa | 1 risposta | 0

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Domanda


Reshaping a cell array
I have a cell of cells, where each internal cell is a vector of numbers of type double. How can I reshape this in a less cumbers...

16 giorni fa | 1 risposta | 0

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Domanda


Replacing part of an array with another
How do I replace the diagonal of one 2d array with the diagonal of another? The arrays have the same size.

circa un mese fa | 1 risposta | 0

1

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Domanda


Duplicating an entire vector
How do you duplicate an entire vector? For example: A=[1 2 3 4]; How do I get the following? 1 2 3 4 1 2 3 4 1 2 3 4 ...

circa un mese fa | 2 risposte | 0

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Domanda


Generating the laplacian for a sub-graph that still reflects the connectivity of the overall graph
Generating a sub-graph I think by convention breaks all edges between the sub-graph and the rest of the graph. Is it possible to...

circa un mese fa | 1 risposta | 0

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Domanda


How do you remove non-integer values from a colorbar?
My image only has integer values, so including the non-integer values in the colorbar is something I'd like to not do.

3 mesi fa | 2 risposte | 0

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Domanda


How do you remove tick marks (not labels) from a colorbar?
I have a figure plotted with imagesc and the associated colorbar. How do I remove the tick marks from the colorbar?

3 mesi fa | 2 risposte | 0

2

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Domanda


How do I make a red and blue colormap?
I can plot a matrix of integers using imagesc. How do I make a discrete colormap (i.e., only for the integers) with a gradient o...

3 mesi fa | 1 risposta | 0

1

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Domanda


Padding a vector with zeros
How do I pad a vector of type double so that there are say 5 elements with zeros after every 3rd element in the original vector?...

3 mesi fa | 1 risposta | 0

1

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Domanda


How do I take the average of elements of a vector depending on the values of another vector?
Given two vectors, how do I take the average of values in one vector depending on what the value is in the second vector? For...

3 mesi fa | 2 risposte | 0

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Domanda


How do I insert one array into another?
I have two arrays with elements of type double. I want to insert the 1st column of array 2 after the 1st column of array 1, the ...

4 mesi fa | 1 risposta | 0

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Domanda


Cell array to double array?
I have a cell array with each element a vector of type double. How do I convert this to an array of type double?

4 mesi fa | 1 risposta | 0

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Domanda


Removing the suffix from a variable name
I have many variables all called something like A_YYY where YYY can be any combination of characters and numbers of different le...

5 mesi fa | 1 risposta | 0

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Domanda


Replacing values in array with values from another array
The values in each row of an array correspond to the values i, j of an upper triangular array. How do I return a vector with ele...

5 mesi fa | 1 risposta | 0

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Domanda


Replacing elements in a vector
The values of an array match the index of elements in a vector. For example, the value of 5 in array1 below corresponds to whate...

5 mesi fa | 2 risposte | 0

2

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Domanda


How do you get all pairs without double counting?
Given, say, 10 numbers, how do you get all possible pairs between the numbers without double counting? Order doesn't matter, so ...

5 mesi fa | 1 risposta | 0

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Domanda


Geometric mean with logarithmically spaced data?
This is partly a Matlab question, partly conceptual. I generated three vectors with logarithmically spaced numbers using logspac...

5 mesi fa | 1 risposta | 0

1

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Domanda


Error when taking the continuous time Fourier transform
I am trying to figure out what the error is associated with taking a Fourier transform. I have a 1D vector A of 130 elements and...

5 mesi fa | 1 risposta | 0

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Domanda


Documentation for mean function
I have a 200×1 cell array where each element is {130×1 double}. I want the mean for all the first elements in the 200 cells, all...

5 mesi fa | 1 risposta | 0

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