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Madan Kumar


12 total contributions since 2017

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Question


How to normalize data to loop variable?
Hi, I have about 100 equations and I have to normalize sum of all to loop variable. For simpliciyt, let say I have 3 equations...

22 jours ago | 0 answers | 0

0

answers

Question


Convolution with Gaussian filter with fixed resolution for non-uniform data?
I have non unifrom data (x,y) (attached, simplified). I need to use gaussin filter of fixed window size with fixed resolution. F...

2 mois ago | 0 answers | 0

0

answers

Question


calculate mean using while and iteration?
Hi, I have data of ~3500x2. I want to calulate mean of second column for a particular condition in first column using 'while'. ...

3 mois ago | 2 answers | 0

2

answers

Question


How to do convolution of data using rectangular filters of fixed bandpass?
Hi, I have data (attached) which contains wave length and corresponding intensity. I need to do convolution using two rectangul...

3 mois ago | 0 answers | 0

0

answers

Question


outerline of plot with multiple peaks?
Hi, I have a plot with multiple peaks (here, 2 peaks for simplicity and data is also attached). I want to plot the outerilne ab...

3 mois ago | 1 answer | 0

1

answer

Question


Index in position 1 exceeds array bounds (must not exceed 64) in digital image data.
It is part of a big code to work with digital image data from satellite observation. It shows error "Index in position 1 exceeds...

6 mois ago | 1 answer | 0

1

answer

Question


error in netcdf file (vardata = ncObj.read(varName, varargin{:});) worked earlier.
Hi, I have written a code to read data from .nc file. Some days earlier it was fine. However, suddenly it is showing following ...

plus d'un an ago | 0 answers | 0

0

answers

Question


Extracting elements from a matrix based on the maximum position in another matrix
Hi, I have matrices A(100x96) and B(100x96). My aim is to find the value of element in A corresponding to position of max in B....

presque 2 ans ago | 2 answers | 0

2

answers

Question


spline interpolation for repeated (non periodic) data?
Hi, I have a matrix (33175x12) with repeated (non-periodic) values (x below). I tried to interpolate but getting error "The d...

presque 2 ans ago | 1 answer | 0

1

answer

Question


Calculate mean of columns for a unique value of column variable?
I have a matrix of 38767*31. I want to calculate mean of columns for unique value of variable in columns (in first row).Let me c...

environ 2 ans ago | 3 answers | 0

3

answers

Question


plotting rainfall data, having latitude and longitude, on map
Hi, I have problem with plotting rainfall data (with latitude and longitude) on map. I googled it, there were many answers but ...

environ 2 ans ago | 1 answer | 0

1

answer

Question


In an assignment A(I) = B, the number of elements in B and I must be the same. while averaging row in Netcdf file
Hi, I want to average the value of CO2 for a fixed height in fixed region in Netcdf file. I wrote code for single file. It's ...

environ 2 ans ago | 1 answer | 0

1

answer