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Deepa Maheshvare


Last seen: 4 days ago
139 total contributions since 2017

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Question


Finding the time in which a specific value is reached in time-series data when peaks are found
I would like to find the time instant at which a certain value is reached in a time-series data with noise. If there are no peak...

5 days ago | 1 answer | 0

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answer

Question


Requested array exceeds maximum array size preference
I get the following error while trying to call odenumjac. Requested 35036x35036 (9.1GB) array exceeds maximum array size pre...

2 months ago | 0 answers | 0

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answers

Question


how can I vectorize my code when multiple variables are present
Hi All, This is a follow up to my previous question here. I'm trying to figure out how to vectorize my code when multiple vari...

2 months ago | 1 answer | 0

1

answer

Question


issue with vectorization of ode
Hi All, This is a follow up to my previous question here. I'm trying run the code below. global mat1 mat2 k k = 2; mat1=[ ...

2 months ago | 0 answers | 0

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answers

Question


What's going wrong in the vectorization of my ode function?
Hi All, I'm trying to setting `vectorization` = 'on' in the ode settings and I clearly don't understand what's going wrong g...

2 months ago | 1 answer | 0

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Question


finding non-zero entries of a matrix
Hi All, I've 2 matrices, A and B. A = [1 0 2; 3 4 5; 0 0 0]; B = [0 0 0; 1 0 0; 1 1 1]; I want to generate a matrix C ...

2 months ago | 1 answer | 0

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Question


Issue while computing jacobian
Hi All, This is a follow up to my question posted here. I'm trying to find the sparsity pattern of a jacobian in the followin...

2 months ago | 1 answer | 0

1

answer

Question


Why am I not able to run this code?
global mat1 mat2 mat1=[ 1 -2 1 0 0 0 0 0 0 0; 0 1 -2 1 0 ...

2 months ago | 1 answer | 0

1

answer

Question


Setting up jacobian pattern in odeset
Hi All, I'm trying to evaluate the jacobian pattern for a toy model x0 = [1 0 0 0 0 0 0 0 0 0]'; tspan = 0:0.01:5; f0 = ...

2 months ago | 0 answers | 0

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answers

Question


finding the sparsity pattern of a matrix
I've a matrix created via symbolic multiplication I'm sharing an example of the resulting matrix below (which is the RHS of od...

2 months ago | 0 answers | 0

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answers

Question


Does ode15s call BLAS functions?
Hi All, This is a follow up to my previous post here Could someone please clarify if the ode solver calls BLAS functions for...

5 months ago | 2 answers | 0

2

answers

Question


Question regarding ode15s
Hello Everyone, I'm simulating a system of stiff differential equations of the form using ode15s Y'= (1./Vector1).*(Matrix1...

5 months ago | 1 answer | 0

1

answer

Question


labels of stacked plot
Hi All, I've been going through the examples available here https://in.mathworks.com/help/matlab/ref/stackedplot.html to gene...

5 months ago | 2 answers | 0

2

answers

Question


reading the contents of a text file
I have the following content in a text file 1 2 3.45 4 2 2 3.43 4 3 2 3.23 4 4 2 3.46 4 5 2 3.345 4 6 2 3.4567 4 I'm tr...

5 months ago | 1 answer | 0

1

answer

Question


creating an empty json file
Hi All, I would like to know how to create an empty json file in MATLAB.

5 months ago | 1 answer | 0

1

answer

Question


Installing MATLAB Engine API for Python
Hi, I'm going through the documentation available here https://in.mathworks.com/help/matlab/matlab_external/install-the-mat...

5 months ago | 1 answer | 0

1

answer

Question


Issue while trying to use imopen
Hello Everyone, I have a segmentation volume created after processing an image stack by pixel classification. However, the ...

5 months ago | 0 answers | 0

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answers

Question


Adding edges to a Graph
Hi All, I am using the following section of code to add edges to a graph for node = 1:length(TobeAdded)-1 source = ...

6 months ago | 1 answer | 0

1

answer

Question


Plotting histogram of image data present in a stack
Hi All, I have looked at the examples shown here to underetand how to plot histogram of a single image data. But it's not cl...

6 months ago | 1 answer | 0

1

answer

Question


check if the entries of an array exists in another array
I've got two arrays, a1 = ["a", "b", "c", "d", "e", "f"] a2 = ["c", "f"] I would like to check if a2 is present in a1. Fo...

7 months ago | 1 answer | 0

1

answer

Question


How to obtain a logical array?
I have an array X = 1:10 using find to check for an element returns find(X==10) ans 10 I would like to know how to r...

7 months ago | 1 answer | 0

1

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Question


creating a graph with nodes and edges
I've the following tail = [2 3 4] head = [3 4 7] G = digraph(tail,head) plot(G) The node numbering isn't continuous here. W...

7 months ago | 1 answer | 0

1

answer

Question


passing arguments to a function
function val = sum(a,b) default('a',1); % uses a function from file exchange default('b',20); val = a+b end I want to ...

7 months ago | 1 answer | 0

1

answer

Question


plotting lines in 3D
I've the following to add additional points on a line joingin 2 points located in 3D space extended from 2D example shown here. ...

9 months ago | 1 answer | 0

1

answer

Question


Writing time series data to a netCDF file from workspace
I have a worspace variable containing time varying data of a parameter `p` obtained at different coordinate positions. The rows ...

9 months ago | 1 answer | 0

1

answer

Question


Write a mat file into netCDF file
I have a mat file with time varying data obtained at different coordinate positions. The rows correspond to different coordina...

9 months ago | 1 answer | 0

1

answer

Question


How to read a multiframe tiff in MATLAB?
Hello, I am trying to read a multiframe tiff of dimension 610 x 610 x 1200 Using imread('file.tiff') reads only the first...

9 months ago | 1 answer | 0

1

answer

Answered
Unrecognized function or variable 'gaussf'.
present in http://www.diplib.org/main

9 months ago | 0

| accepted

Question


Unrecognized function or variable 'gaussf'.
Hi, I am running a MATLAB code published online for processing images (normalize intensities). It throws an error Unrecogniz...

9 months ago | 3 answers | 0

3

answers

Question


Unrecognized function or variable 'bfopen'
I am tyring to open an image stack in .czi file in MATLAB2019b. data = bfopen(file_name); returns Unrecognized function or ...

9 months ago | 1 answer | 0

1

answer

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