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I need help converting this 3d plot to a surface
Plotting it as a surface will probably require creating matrices from the vectors. Just looking at the images, that will probab...

1年以上前 | 0

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How to read each column of a .BIN file as a different variable
I suggest using ‘ArduPilot Log Viewer’ once to see what the format of the file should look like (and check to be certain that ...

1年以上前 | 0

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isolate function is not providing multiple solutions to a polynomial problem?
Apparently isolate does not, however solve does — syms x a b c eqn = a*x^2 + b*x + c == 0; xSol = solve(eqn, x) pretty(xS...

1年以上前 | 0

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Spectrometer signal processing.
One approach — Data = {1729167932375 '13:25:32.375' 405650.13 1729167932475 '13:25:32.475' 400621.04 17291...

1年以上前 | 1

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Why do each curve appears to be two when I zoom in on them?
Your code must be plotting them that way (original and one with a slight offset). We cannot determine what you are plotting wit...

1年以上前 | 0

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How to extract the term associated with a symbolic variable and assign to another symbolic variable?
Useee theee function to find an expreessiion for — syms R_v L_v L_ph U_s U_i w s U_sr U_si real syms Z_v Z Y S sympref('Ab...

1年以上前 | 0

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How to express rest of expression in terms of other variables
Try this — syms p K_B Phi_V Phi_G s K_i K_p real; Phi_G = p/s*(K_p + K_i/s) Eqn1 = p == K_B*(Phi_V - Phi_G) Eqn2 = isol...

1年以上前 | 0

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How to calculate the average of each column without taking zeros values
Try thiis — matrix = [1,3,5,0,0,0; 2,0,3,4,0,0; 3,0,0,3,0,1;4,2,2,1,8,2; 5,3,3,0,5,0; 6,7,0,0,2,0] matrix(matrix == 0) = Na...

1年以上前 | 0

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Fitting and predicting from 3D data
I do not know what your data matrices are, however the scatteredInterpolant function could work.

1年以上前 | 0

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How to change the color of the line in the legend of the figure?
It would help to have your code and data. The legend entries correspond to the lines being plotted, and if there are more tha...

1年以上前 | 0

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Trying to make the plot of potency along Z that is a decaying exponential but it goes straight to zero
I am not certain what you are calculating. The ‘integral_value’ value gets very large very quickly, so ‘Pas’ decays quickly ...

1年以上前 | 0

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Ways to Apply filter for Signal
A loop may be appropriiate. Put the fiilters in a cell array, and then call each filter with its appropriate signal. Example...

1年以上前 | 0

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how can one assign specific colors to bars in scatterbar3?
Edit the function to return the ‘h’ vector (of patch handles) and then experiment with setting the 'FaceColor' (and perhaps 'Edg...

1年以上前 | 0

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plotting a line from a parameter form
In your isolate call, no longer exists as a variable. You can create ‘g3’ eartlier in the code (when it does exist), and then ...

1年以上前 | 0

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How to get a scalar from MATLAB
Probably the easiest way to do what you want is to use the dot function — A=[1:50]; B=[1:50]; rp = dot(A,B) It doesn’t car...

1年以上前 | 0

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Confusion in matrix multiplication and dimensions
Since there are several signals in the matrix being plotted, one option would be to plot them in 3D instead. Those optioons cou...

1年以上前 | 2

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Why does a marketing web page open every time I use documentation?
I am not certain that I can reproduce the behaviour that you report (although I am not certain that I understand what it is). W...

1年以上前 | 0

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butterworth 필터 적용시 신호 발산
I am not certain what you are asking. Fs = 32768; %data_signal의 sampling 주파수 n = 6; %butterworth 필터 차수 wn = 5; %cut off fr...

1年以上前 | 1

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why am I Unable to overplot a line on a surface plot?
Plotting on the surface itself is straightforward. It simply requires using the scatteredInterpolant function to create and plo...

1年以上前 | 0

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Put arrow and its value in a plot
The 'textarrow' coordinates have to adapt to the data and then correct for the reversed y-axis direction. Try this — load(...

1年以上前 | 0

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Hi, How can I create an FIR from difference of two impulse responses?
I slightly changed your original code here, in order to define my questions about it. It is possible to use the firls functio...

1年以上前 | 0

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[ideas wanted]: How to find "peaks" of sloping signal?
The online ability to run scripts seems to be broken. I used MATLAB Online to devise this — % LD = load('data.mat') file = ...

1年以上前 | 1

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Computing error and plotting its graph
The reason the code fails is that: abs(x1-xx) is a (1 x 51) vector (because ‘x1’ is also a (1 x 51) vector), and it’s not pos...

1年以上前 | 1

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Calculating the aortic flow downstream valve using Womersley and 3-element Windkessel model calculations from my FSI results - Why unusual sine waves at the end of flow curve?
I’m not familiar with your abbreviations. FSI = ? STJ = ? Beyond that, your code runs without error. Please explain what...

1年以上前 | 0

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generate white noise signal with certain bandwidth?
The filtered signal iis no longer a white-noise signal, although the original signal is. Try this — Fs = 1000; ...

1年以上前 | 0

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Powerline interference in ECG
Try this — Fs = 256; % Signal Sampling Frequency Fn = Fs/2; ...

1年以上前 | 0

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How can I solve this confidence level error?
You are plotting it incorrectly. Use this: loglog(f_pressure, Pxxc_pressure, 'r', 'LineWidth', 1.5); instead of: loglog(...

1年以上前 | 0

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Detecting storms from wave height data
I am not certain what you want. Try this — load ('H.mat'); %3 hour data whos('-file','H.mat') threshold=1 % t = linspace...

1年以上前 | 0

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Płot sample of signal
The number of samples you need to plot is equal to the sampling frequeency multiplied by the number of seconds. Fs = 1000; t...

1年以上前 | 1

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How to solve this equations using matlab code,I use solve but I have obtained a wrong and strange solution, and I don't know why.
It would help to have your code. See if using the vpa function will produce a moree understandable reesult, specifically: ...

1年以上前 | 0

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