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Poulomi Ganguli


Last seen: 7 días ago
25 total contributions since 2018

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Question


Can't find fmincon optimizer in R2019b
Hello: I have recently installed MATLAB R2019b licensed version in my computer. While on checking ver- option I can find optimi...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


grouping array based on similar row element
Hello, I have a matrix A: 123 1970 1 1 12 123 1971 1 1 120 123 1972 1 12 300 240 1970 1 10 40 240 1971 2 1 45 240 1972 3...

3 meses ago | 1 answer | 0

1

answer

Question


How to fix marker size in scatterm in mapping toolbox
Hello: I want to show circles on the map using scatterm function. In that I want to fix size of each circles proportional to th...

5 meses ago | 1 answer | 0

1

answer

Question


Grouping similar element based on common columns
Hello: I have two matrices, which I wish to group together based on common first three column elements. If no common column ele...

6 meses ago | 1 answer | 0

1

answer

Question


How to implement MonteCarlo integration of probability density function to obtain CDF
Hello: I have a probability density function obtained from convolution process of two random variables. Hence, I don't have the...

6 meses ago | 0 answers | 0

0

answers

Answered
Generating random data from Kernel density estimator
This is simple. First, estimate kernel density parameters from data vector, using fitdist: pd = fitdist(X,'kernel'); Use this ...

6 meses ago | 1

Question


Convolution of two probability density function
Hello: I am interested to add two independent random variables, X1 and X2, described by kernel density functions. Is there any ...

6 meses ago | 1 answer | 0

1

answer

Question


PDF of paretotail distribution
Hello: I have fitted piecewise paretotail distribution where central distribution is kernel and tails are fitted with pareto di...

6 meses ago | 1 answer | 0

1

answer

Question


Convolution of CDF and a PDF using Kernel density estimator
Dear All: I am interested to add CDF described by Generalized Extreme Value and a PDF described by Kernel density estimator usi...

7 meses ago | 0 answers | 0

0

answers

Question


combining different size arrays based on time dimension and compute average for the last column
Hello: I have two disimilar sized arrays, M1 (37988x5) and M2 (37376x5). The first four column shows year,month,day and hour an...

7 meses ago | 1 answer | 0

1

answer

Question


Infil NaN for missing years in time series
Hello: I have two matrices, A and B. Matrix B has some years missing in it. I want to concatenate horizontally two matrices, A ...

8 meses ago | 1 answer | 0

1

answer

Question


Finding exact rank of a matrix element
Hello: I have two matrices A and B. I am attaching some parts of original matrices. My question is: how to find elements of mat...

8 meses ago | 1 answer | 0

1

answer

Question


Grouped boxplot with different lengths
Hello: I want to plot grouped boxplot in a single figure. My cell array contains foll mxn matrices.: G1: 108x2 G2: 293x2 G3:...

8 meses ago | 1 answer | 0

1

answer

Question


Extract maximum value out of two column in a row & delete the last row
Hello: I have two matrix A and B as below. I need to extract maximum value out of column 6th and 7th and delete the last column...

8 meses ago | 1 answer | 0

1

answer

Question


Undirected graph network with latitude and longitude as node
Is there any way to plot graph structure describing nodes, edges and links but with latitude and logitude as the co-ordinates us...

9 meses ago | 2 answers | 0

2

answers

Question


Problem in determining time dimension in netcdf file
Hello: I am analyzing EURO CORDEX wind data for 1979 - 01-01-1979-12-30 period. The time dimension of the associated netcdf fil...

9 meses ago | 1 answer | 0

1

answer

Question


How to calculate difference between two dates when my date is in dd-mm format only
Hello: I have dates of a partcular year as follows in the matrix format: month1 date1 month2 date2 6 9 10 1 ...

9 meses ago | 1 answer | 0

1

answer

Question


Shape within the Heat map plot
Hello: I want to plot heatmap of correlation matrix with significant cell value (p-value < 0.05) to be marked with a black symb...

12 meses ago | 0 answers | 0

0

answers

Answered
Problems with empty cell in a large matrix
Same here. If there are changes in number of digits before decimal, its not working. For example, "sample2.txt"

alrededor de 1 año ago | 0

Question


Problems with empty cell in a large matrix
Hello: I have a large matrix of 102730 rows in the form of text file (sample text file is attached) with some header files in i...

alrededor de 1 año ago | 3 answers | 0

3

answers

Question


subplots of heatmap versus lineplots in same x-axes
Hello: I have a heat map plot at subplot(2,1,1) and a line plot at subplot(2,1,2). Both have the same x-axes. I want to show th...

alrededor de 1 año ago | 1 answer | 0

1

answer

Question


Horizontal concatenation of sub-matrix into a bigger matrix based on value of first column
Hi I have three dissimilar size array which I am retrieving through a loop, in which the first column contains year and the seco...

más de 1 año ago | 1 answer | 0

1

answer

Question


sum of consecutive months value in an array
Hello: I have an array where the first, second and third columns show year, month and values. I need to sum the values of conse...

más de 1 año ago | 1 answer | 0

1

answer

Question


problem with projection of shapefiles in MATLAB Mapping toolbox
Hi, I have a georeferenced shapefile (created in ArcMap) of a watershed in WGS84 projection system. I also have latitudes lon...

más de 1 año ago | 0 answers | 0

0

answers

Question


Extracting row of a matrix based on maximum value of a column element
Hello all: I have a matrix as below. I want to build a new matrix based on maximum value at row 4 element. Here column 5 is t...

más de 1 año ago | 1 answer | 0

1

answer