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Rahul


Last seen: 4 giorni fa |  Attivo dal 2023

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Domanda


Issue with integration using trapz
Hello, I'm trying to implement integration using trapz. But the resultant quantity after integration is negligibly small and do...

4 giorni fa | 0 risposte | 0

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risposte

Domanda


Error while extracting MIN and MAX values from a given data
Hi, While trying to extract the min and max values from a given data, the code is unable to extract correctly for data.variable...

18 giorni fa | 1 risposta | 0

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Domanda


Error in determining MIN and MAX values from a given vector
Hi, From the attached data my intention is to determine the min and max values for pressure. Thus in data.variable.pressure th...

18 giorni fa | 0 risposte | 0

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Domanda


Error during contour plot
Hi, While trying to generate a contour plot, I'm getting an error which is thown as "The size of X must match the size of Z o...

21 giorni fa | 1 risposta | 0

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Domanda


Why does it give error in spectrogram plotting?
Hello, I'm getting an error while generating spectrogram. It shows "Dot indexing is not supported for variables of this type....

24 giorni fa | 1 risposta | 0

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Domanda


How to fix the error in pdepe?
Hi, In the attached code, it throws an error which says Error using ^ Incorrect dimensions for raising a matrix to a power....

3 mesi fa | 1 risposta | 0

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Domanda


How to fix the error in integration?
Hi, While performing an integration using trapz it throws an error "Array indices must be positive integers or logical values."...

3 mesi fa | 1 risposta | 0

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Domanda


Why is the error in the attached code?
Hi, I'm getting an error in the attached code which I'm unable to decode. Hence need your advice in the same. Attached herew...

3 mesi fa | 1 risposta | 0

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risposta

Domanda


How to introduce 2nd order derivative term in pdepe?
Hi, Refer to the subject cited above, I'm not sure if it is possible or not to introduce second order derivative term in pdepe?...

4 mesi fa | 1 risposta | 0

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Risposto
Issue with solving pdepe
Hi, plz find attached the set of equations Also i found one mistake in the code that I corrected in the code below. However, ...

4 mesi fa | 0

Domanda


Issue with solving pdepe
Hello, Wishing you all a Merry Christmas I'm trying to solve a pdepe consisting of 6 equations which consists pressure, densit...

4 mesi fa | 1 risposta | 0

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risposta

Domanda


Why am I receiving the error?
Hello, I'm receiving an error in my code when run. It shows Error using pdepe Unexpected output of PDEFUN. For this problem P...

5 mesi fa | 1 risposta | 0

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Domanda


How to retrieve data from a Excel sheet saved at a particular location in pc?
Hello, I want to retrieve data from an excel sheet stored at a particular location in the pc, the path of that particular file ...

5 mesi fa | 1 risposta | 0

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Domanda


How to code a ramp function?
Hi, I tried to code a ramp function as attached herewith. But getting an error "Operands to the logical AND (&&) and OR (||)...

6 mesi fa | 1 risposta | 0

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Risposto
How to plot frequency spectrum in log-log scale?
Hi Dyuman Joshi, Regarding the the above code for generating frequency spectrum, I'd like to know if it is possible to generat...

6 mesi fa | 0

Domanda


How to plot power law frequency spectrum?
Hello friends, I want to plot power law frequency spectrum for the turbulence intensity data as attached. So far I understand...

6 mesi fa | 1 risposta | 0

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risposta

Domanda


Why do I have an error in pdepe solving?
Hi all, I'm having an error while solving a pdepe. It gives me the error "Index exceeds the number of array elements. Index...

6 mesi fa | 1 risposta | 1

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risposta

Domanda


How to plot frequency spectrum in log-log scale?
Hello, I'm trying to plot a frequency spectrum for a given set of data with log scales in both axes which should scale as 10^0,...

8 mesi fa | 2 risposte | 0

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Domanda


How to zoom in to a particular point of an image?
Hi, I'm trying to zoom in to a particular point of an image and not the full image. In the above figure, I want to zoom i...

8 mesi fa | 2 risposte | 0

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Domanda


How to code a 1D-random walk with wait time?
Hi, I'm trying to write a code for 1D-random walk with waiting time between jump of particle. But, the code gives error. If...

9 mesi fa | 1 risposta | 0

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Domanda


How to determine phase shift between two waveforms?
Hi, I want to determine the phase shift between two waveforms. One of the waveform is considered as pivot/fixed and the second ...

10 mesi fa | 1 risposta | 0

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Domanda


How to determine phase shift and slope for a varying waveform?
Hi, I have 12 nos. of probes which detects and picks signals (namely obp1n to obp12n). After determining the spectogram and fil...

10 mesi fa | 1 risposta | 0

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Domanda


How to determine phase shift?
Hi, In the plot as attached, is there any way that matlab provides to determine the phase shift. The problem is that one plot...

10 mesi fa | 1 risposta | 0

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Domanda


How to plot angle (in radians) versus phase shift?
Hi, I want a profile with phase angle plotted against angle in radians. Presently I have a code with phase angle plotted again...

10 mesi fa | 1 risposta | 0

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risposta

Domanda


Why does polyfit gives two outputs?
Hi, I want to plot a line passing through a set of points, which is as in the code below. To determine the slope I used polyf...

10 mesi fa | 2 risposte | 0

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Domanda


How to extract data from txt file and plot spectogram?
Hello, I have a large sample of data (100000 samples) in txt file consisting of time and amplitude of the signal. I want to p...

11 mesi fa | 2 risposte | 0

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Domanda


How can I restrict a parameter (turbulence intensity) to only positive values?
Hello, I have a code in which the parameter u3 which denotes the turbulence intensity oscillates from positive to negative for ...

12 mesi fa | 2 risposte | 0

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