Domanda

How to get programmatically the currently active application?
Hi all, I want to develop a kind of automatic timetracking sw where every minute checks what is the currently active application...

oltre 10 anni fa | 0 risposte | 0

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Domanda

Why does filtfilt provide me wrong results?
Hi all, I'm using filtfilt function to filter some signals since i would like to minimize the phase lag between the original...

oltre 10 anni fa | 1 risposta | 0

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Domanda

How to re-bin histograms with wider bins?
Hi all, How may I rebin an histogram in wider bins? Here an axample: 0-1 4 1-2 5 2-3 1 3-4 4 ...

quasi 11 anni fa | 2 risposte | 0

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Domanda

Bar plot with two Y-axes
Hi all, I need to plot data in a bar plot with two Y axis. Morevover the bar must be grouped, like in the following picture:...

quasi 11 anni fa | 2 risposte | 0

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Domanda

How to statistically detect "trend outliers"?
Hi all, I have several data collected by experiments that show the dependency between two variables, let's say x and y. I hav...

quasi 11 anni fa | 0 risposte | 0

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Domanda

How to avoid programmatically the data overlapping from legend in plots
Hi all, I programmatically plot many data as a bar plot. Unfortunately for plots where the last bar is very high legend ov...

quasi 11 anni fa | 2 risposte | 0

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Risposto
Tangent to two circles
Hi, the 3rd and 4th equations shouldn't be as the folliwing, right? p1^2-c1^2=r1^2 p2^2-c2^2=r2^2 you can use fsol...

quasi 11 anni fa | 0

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How to specify tolerance using linsolve ?
It is strongly suggested to normalize your design variables, contraints and so on in order to have a similar variation of the gr...

quasi 11 anni fa | 0

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fmincon's nonlinear equality constraints cannot be met?
Check your contranstrains with an optimization where your objective function is @(x)0 and with your real constraints. The solver...

quasi 11 anni fa | 1

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Insert variable name into string
Try this: inputdlg(['Please enter the name for the' Name 'xls file: '],'Excel Name');

quasi 11 anni fa | 0

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Risposto
Using num2str inside the for loop
You got only 5 because you haven't used f as an array. Here the right code: firstDay = 1; lastDay = 5; for i=...

quasi 11 anni fa | 1

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Indexing a 3D array with a vector
try this: x = [[1,2,3,4];[5,6,7,8];[2,8,9,7]]; y = [[1,3,5,3];[7,9,0,2];[2,4,5,4]]; z = [[2,4,6,6];[3,5,7,1]...

quasi 11 anni fa | 0

Risposto
use any/all test with while loop in range 0:1:10
Hi, while loops until the condition is true, so you to change looping condition: grades = input('Please enter the...

quasi 11 anni fa | 0

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fmincon is giving error
fmincon must be used for monoobjective optimization so it expect a scalar value instead in your code he gets four different valu...

quasi 11 anni fa | 1

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print acsii characters in tabular format using char
try this: function mychar(y) if y > 129 disp('Please enter less than 129.') else x = char(uint8(y...

quasi 11 anni fa | 0

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Domanda

How to remove transient effect in the beginning of the filtered signal?
Hi all, I have to filter a signal with a low pass filter but the filtered data has strong spikes at its beginning and its en...

quasi 11 anni fa | 2 risposte | 1

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Risposto
How do I find non zero cells in a cell array?
Here an axample: testcell={0,1,1,0,1}; matcell=cell2mat(testcell); find(matcell==0)

circa 11 anni fa | 1

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Domanda

Concatenation of arrays of structure
Hi all I have to concatenate the field of an array of structure. Here a simple example: a=struct('a',[]); a(1).a...

circa 11 anni fa | 3 risposte | 0

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Domanda

Problems in reading XLSX file
Hi all, I have some problems in reading xlsx files. I use the readtable command because I can get a structure where the fiel...

circa 11 anni fa | 0 risposte | 0

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Risposto
How to get a vector from an excel sheet
xlsread can read a specific range so in case your range is a column you get a column array.

circa 11 anni fa | 0

Domanda

How getting coordinates of geagraphical locations?
Hi, I have the following struct array. data=struct('Position',[],'Value',[]) data(1).Position='London'; data(...

circa 11 anni fa | 3 risposte | 1

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Domanda

How to vectorize the following code
Hi all, I have the following code, is there any way to vectorize it? RMH(1).D=rand(20,4); RMH(2).D=rand(20,4); ...

circa 11 anni fa | 1 risposta | 0

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Domanda

how to generate custom bin edges with internal.stats.histbins?
Hi all, I've used the distribution fitting toolbox through the GUI to get the probability distribution. To automate the proc...

circa 11 anni fa | 0 risposte | 0

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Domanda

error with using filter
Hi all, I have to filter few signals and I wrote the following code: Fpass = 40; % Passband Frequency Fstop =...

circa 11 anni fa | 1 risposta | 0

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Risposto
Simscape no solver block connected error
Each part must be connected to a solver block. If you have the solver error, probably you haven't rightly connected the eletron...

circa 11 anni fa | 0

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How to save workspace except for one structure field?
Probably there is a shorter way to do it, but this method works: a=1; b=1; c=1; vars=who; p=find(isme...

oltre 11 anni fa | 0

Domanda

How to apply OR operation to a matrix?
Hi folk, I need to apply the OR operation to the column of a matrix. Here an example: a=[0 0 1; 0 1 1]; orMa...

oltre 11 anni fa | 1 risposta | 0

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Domanda

strfind: how to set a cell for the pattern?
Hi all, I need to set a cell as pattern for strfind without using a for. Here an example a={'1','2','3'}; b={'1','2'}...

oltre 11 anni fa | 5 risposte | 0

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Domanda

subplots destroys the axis properties
Hi all, I have to create a figure with a specific layout of subplots, but when I call the subplot for the second time all th...

oltre 11 anni fa | 2 risposte | 0

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Risposto
How can an engine model be simulated in the "crank angle - domain" instead of the "time - domain" in Simulink?
I don't know if it works, but you can try by parametrizing the time step and the simulation time in function of the engine speed...

oltre 11 anni fa | 0