Community Profile Abhishek Chakraborty

Last seen: Today 2020 以来アクティブ

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How to find the multiple linear regression coefficients for this case?
I have three matrices each of 3420 rows and 28 columns, namely, y, x1, and x2. I want to build a multiple linear regression such...

3ヶ月 前 | 0 件の回答 | 0

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How to find the row wise linear regression coefficients?
I have 3 matrices Y, x1, and x2 each having 3420 rows and 29 columns. I want the row wise linear regression coefficients of Y on...

3ヶ月 前 | 1 件の回答 | 0

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I have a 4 column matrix. I want to find the value corresponding to the minimum value of column 2. How to find it?
A=[1 2.4 3.4 5;2 -0.2 3 4;3 8.1 3.2 4;4 0.5 5 2]; [minvalue,index]=min(A(:,2)); A(index,1) ans = 2

3ヶ月 前 | 0

| 採用済み

I have a 4 column matrix. I want to find the value corresponding to the minimum value of column 2. How to find it?
I have a matrix, A A=[1 2.4 3.4 5;2 -0.2 3 4;3 8.1 3.2 4;4 0.5 5 2] I want to find the value in column 1 corresponding to the ...

3ヶ月 前 | 1 件の回答 | 0

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How to change heatmap xtick labels? Also, how to overlay (hold on) some dots over the heatmap?
My intention is to get a plot like this: I have a matrix similar to that for which I want to plot the correlation coefficie...

4ヶ月 前 | 1 件の回答 | 0

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How to reshape a matrix by rows?
Got it... B=reshape(A',1,[]);

4ヶ月 前 | 0

| 採用済み

How to reshape a matrix by rows?
I want to reshape a matrix A into a row vector but it has to be reshaped row wise. The matrix is: A=[1 2 3 4;5 6 7 8;9 10 11 12...

4ヶ月 前 | 1 件の回答 | 0

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How to plot a matrix containing NaN?
I have a MATLAB 2-D array which I want to plot which contain only 2 numbers : 0 and 1. It also contains a few NaNs. I want to pl...

4ヶ月 前 | 2 件の回答 | 0

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How to run a multiple linear regression of this format?
I want to run a multiple linear regression model of this form: where, is the intercept and all other terms are the coeffic...

8ヶ月 前 | 1 件の回答 | 0

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How to find the mean of 12 different 3-D arrays containing nan so that I can omitnan in the final calculations?
I have 12 different 3-D arrays, say A, B, C, D, E, F, G, H, I, J, K, L, each of them having the dimension of 60x57x372. All of t...

8ヶ月 前 | 1 件の回答 | 0

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How to mask a 3-D raster using a multiple feature attribute shapefile?
I wanted to mask a raster file using a shapefile which contains more than one feature attributes. For shapefile containing only ...

9ヶ月 前 | 1 件の回答 | 0

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How to convert cell array containing text to numbers?
I have a cell array containing a mixture of numbers and letters. I want to remove all the letters and keep only the numbers in i...

10ヶ月 前 | 2 件の回答 | 1

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How to read an xls file in matlab which has latitude (suffixed with N), longitude (suffixed with E), time (prefixed with the month), and a value corresponding to latitude and longitude in it?
The xls file looks like this... The first column is the longitude. I want to extract only the number from it. For example, i...

10ヶ月 前 | 1 件の回答 | 0

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How to assign a different value to a given value in a 2-D array?
I have a 900x1200 element 2-D array. Suppose it is A. I want to assign a value "1" to all the elements whose value is "5". How c...

10ヶ月 前 | 1 件の回答 | 0

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How to extract the first four and last four digits of all numbers of an array where each number is of 12 digits?
I have an array of over 200,000 numbers. Each of these numbers is of 12 digits. I want to extract and form another array with: (...

10ヶ月 前 | 1 件の回答 | 0

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How to interpolate the matrix A ?
I want to interpolate a matrix "A" containing 3633 rows and 3506 columns with many scattered NaNs to another matrix "B" containi...

1年以上 前 | 1 件の回答 | 0

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How to find row wise correlation coefficients and p values for two matrices?
I have two matrices, A and B. Both A and B have 3420 rows and 29 columns. I want the correlation coefficients and P values of th...

1年以上 前 | 1 件の回答 | 0

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How to plot a map with Latitude, Longitude and Elevation of India?
I have 3 arrays containing the Latitude, Longitude and Elevation. All three of them are column vectors and of India. How do I pl...

1年以上 前 | 1 件の回答 | 0

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How to plot a Multi Region Input Output plot?
I am working on a model through which I have to indicate the flows from several parts of the world to the other parts of the wor...

1年以上 前 | 0 件の回答 | 0

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Interpretation of multicomparison test results of MATLAB to give the letters to samples
I am conducting a one-way ANOVA test on my experimental results. After that, I want to know whether the means of the groups are ...

1年以上 前 | 0 件の回答 | 0

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How to find letters indicating significant differences at alpha=0.05?
How to find the letters a, b, ab indicating significant differences using MATLAB at alpha-=0.05? Also, how to write the letter...

1年以上 前 | 1 件の回答 | 0

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I want to extract values from second column of the matrix which correspond to the range 6 to 7 of the first column. How to do it?
I have a 2 column matrix. Each column contains around 4 million elements (numbers). I have sorted the matrix with respect to inc...

2年弱 前 | 1 件の回答 | 0

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How to plot this graph?
I want to plot such a graph. The upper domain of the shaded area is Mean+Standard deviation and the lower one is Mean-Standard...

2年弱 前 | 1 件の回答 | 0