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How to compute the lap count in the data
hello this would be my suggestion : transform your cartesian data into polar ones and count how many complete revolution you...

3 years ago | 1

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Answered
Frequency based on acceleration data
hello I tried to do my best finding the fft length and overlap that gives me the best info - as your signal is quite unstation...

3 years ago | 0

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how to find the location of a value
hello try this see the peakseek function in attachment (faster and simpler alternative to findpeaks - you can also use findp...

3 years ago | 0

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Find peaks and valley of sinusoidal curve
hello @Maria Inês So far I understand you want the strain plot have all top peaks being on y = 0 line , like in your reference ...

3 years ago | 0

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Answered
Set a specific spatial frequency for my Guassian generated dots
hello maybe this ? now you can specify the x and y direction spacing with dx and dy (the total number of points is constant)...

3 years ago | 0

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Missing new line after Datapair
hello again this is what I believe is what you wanted as output format (table) T = 681×8 table Frequenz PK_MAX...

3 years ago | 0

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How to make smoothen 3D surf plot?
hello I can make you these two suggestions , one is based on smoothn (see Fex : smoothn - File Exchange - MATLAB Central (mat...

3 years ago | 0

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Filled contour/colorized 2-D surface plot with large 3-D array (10000 x 3)
hello maybe this ? your data is large but lacks some refinement in the central area of the peak 90% of your data is Z close...

3 years ago | 1

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How do I add text detailing the bar's value to the top of each bar graph to 3 significant figures
hello again this would be my suggestion %% Plot Light Normal Bar Graph of Energy Consumption based off Power Curve fi...

3 years ago | 0

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How to fit a line over a plot
hello seems to me you want to plot the envelope of your spectra there is a matlab function (Signal Processing Toolbox require...

3 years ago | 1

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Baseline removal front fingerprint raman spectra
hello a simple code based on this FEX submission Raman Spectrum Baseline Removal - File Exchange - MATLAB Central (mathworks...

3 years ago | 0

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How do I specify a different smoothing factor to each datapoint individually?
hello that was my first idea ; coding a first order recursive filter with variable forgetting factor (or pole) doing it forw...

3 years ago | 1

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Making two peaks into one
hello again have a look at the help of findpeaks; use this argument of findpeaks to keep only the tallest peak : MinPeakDist...

3 years ago | 0

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Answered
how to automatically find the location of the element/text in excel
hello here you are : T = readcell('example.xlsx'); % T = 6×3 cell array % {'Stage'} {'health' } {'Object'} % ...

3 years ago | 0

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from figure file to mat file?
hello you can use that function to extract data from figures function data = extract_data_from_figures(filename) %% % % ...

3 years ago | 0

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How do I colour different segments of a bar within a bar graph different colours (red or green) depending on if data has reached a threshold value
hello maybe this ? (simple demo) % stacked plot with threshold (lower => green, above th => red) weigths = (1:10); force =...

3 years ago | 0

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Best baseline correction method for quasi-static response
hello this seems to be a reccurent topic on this forum... so here we go again... the best advice I can give are : 1/ make s...

3 years ago | 0

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Measure duration of peaks in graoh
hello maybe this ? use that demo on your data and let me know the plot should look better on your PC compared to what is di...

3 years ago | 1

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Calculate LF HF for ECG using Welchs PSD
hello this would be my suggestion the nfft is choosen based on what frequency resolution (df) you need remember that df = f...

3 years ago | 0

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how to search a specific element/text from excel and then show if it is true/false
hello simply do that the answer is logical 1 (true) as soon as contains at least one 1 (logical) , i.e. one instance of Fusa...

3 years ago | 0

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Amplitude of a signal
hello basically you want to plot the envelope of your data , there is a function for that : envelope Envelope de...

3 years ago | 2

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Automatically assign legend name to set of data
hello maybe this ? now you have y1,y2,... in your legend n=input('Enter the number of curves you want to fit: '); ...

3 years ago | 0

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How to read values from 'Parameters' in a .ssc file?
hello maybe this can help you the output is a structure (size depends of number of variables in your ssc file here we get :...

3 years ago | 1

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How to shift a curve to superimpose it with another one on the same figure ?
hello a simple demo below you can easily adapt to your data (not provided) x = 0:0.01:0.86; y1 = 1./cos(x+0.25)+0.01*rand(si...

3 years ago | 0

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Bi-linear (piecewise) curve fitting
hello here you are all the best for this data file the max point of the red curve is displayed on the graph xred_max = ...

3 years ago | 0

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How to specify labels on stacked bar plot
Hello maybe this ? y = []; states = 3; for i = 1:states a = rand(5,1); b = rand(5,1); y = [y; [[a, b]; ...

3 years ago | 0

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Answered
I would like to calculate the frequency response function (FRF) for my input frequency and output response from accelerometer
hello why are you using a single frequency tone for measuring FRF's ? normally we want to excite all frequencies (otherwie y...

3 years ago | 2

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Answered
differentiate between month in dataset.
hello maybe this ? % simplified code for one year scalar input years = 2023; % mm = (1:12); % monthes days_per_month =...

3 years ago | 0

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getting errors while trying to plot
the error message is quite clear Unable to find file or directory 'negm_profiles.txt'. this file is not in your directory do...

3 years ago | 0

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Help with computing FFT
hello here some suggestions and mods I did in your code remove the initial transient (t< 0.1 s) detrend data (so you don't ...

3 years ago | 0