# Poulomi Ganguli

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**Content Feed**

Question

how to create matrix based on column conditions

Hello I have two different matrices A and B as below: A= 9 16 1966 65.3 9 16 1967 73 9 16 1968 78.9 12 23 1966 ...

nästan 5 år ago | 1 answer | 0

### 1

answerQuestion

30-year low pass filter

How to fit a 30-year low pass filter or a lowess in a time series of length 100-year?

nästan 5 år ago | 0 answers | 0

### 0

answersQuestion

Error while using plotyy function

Hello: I am using plotyy function with indexing: X = B_SLR(:,1); Y = B_SLR(:,2); Y1 = B_HighQ(:,4); kdx = B_SLR(:,4) < ...

ungefär 5 år ago | 1 answer | 0

### 1

answerQuestion

how to fill boxes in Boxplot with different colors

Hello, I would like to plot boxplot with each of the boxes with separate colors, I came across these set of code from this link:...

ungefär 5 år ago | 3 answers | 4

### 3

answersQuestion

geoshow with stacked column chart

<</matlabcentral/answers/uploaded_files/106388/map_stacked_col.png>> Hello, I have latitude-longitude values of locations and...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

plotting positive values blue and negative values red of a grouped bar plot

Hello, I have a dissimilar length of data: one 18x1 and the other 72x1 and I want to plot a horizontal grouped bar plot of m...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

boxplot in combination with point value

Hello, I have a group of data as below: X1 0.3 1.3 X1 0.37 1.06 X1 0.24 1.08 X1 0.35 1.09 X2 0.37 1.08 X...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

transparency properties in scatterm: Mapping toolbox

Hello, I am interested to set alpha properties on while using scatterm function in mapping toolbox to show overlapping coordi...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

how to export numerical part without decimal and digit with fractional part in the same array

Hello, I have a foll. array, which I want to export in a text document: 1.000 1.000 6338110.000 0.198 0.064 1.701 1....

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

Removing duplicate elements & choose maximum row value of matrix

Hello, I have an matrix, which have repeated values at row 8, I want to choose the row with maximum value in elements in colu...

mer än 5 år ago | 2 answers | 0

### 2

answersQuestion

shifting a timeseries without lagmatrix

Hello, I don't have access to econometric toolbox, I have a time series in datetime format, I need to lag the time series by 7 d...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

how to put variable xtick label in MATLAB plot?

Hello, I have multiple files starting from different start and end year and I would like to show it in the figure output from...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

moving window with 30-year data

Hello, I have a matrix of time series data as attached. Time series lengths from 1970-2012. I need to extract moving block of 3...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

identify duplicate entries of matrix and delete

Hello, I have an array as follows. I need to identify duplicate row values from column 1 to 5 and delete the row with negativ...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

To show lat lon limit on map axes

Hello, I want to show latitude longitude limit and at a particular interval. Right now it just show a fixed latitude line 60 ...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

Reading multiple csv files and save in a matrix

Hello, I have multple csv files in a folder, I want to read them and store in a matrix, further, I also check for any duplicat...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

Selecting rows with maximum value with consecutive 3 days occurrence

I have following matrix in which first, second, third column show year, month, day and value from event 1. However, some of the ...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

Identify maxima value from last row of matrix

Hello, I have an array element in which first four rows are identical to previous rows in allmost all cases. Y1 m1 d1 v...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

Extract rows of matrices with nearest days record

Hello, I am re-editing my question once again. I have two matrices as attached. Both have different sizes and 1st, 2nd, 3rd, & 4...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

Reading numeric part of line n MATLAB

Hi, I have stream gauge information as attached. I want to read the numeric part of line # 15, i.e., catchment area leaving the...

mer än 5 år ago | 1 answer | 0

### 1

answerQuestion

Check for missing entry in data points with certain rule

Hello, I have a matrix of time series as attached, in which the first column is the year, 2nd month, 3rd is day, 4th and 5th ...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

convert datetime format to numeric format

Hi, I have a matrix in datetime format '01-Jan-1983 00:00:00' '01-Jan-1983 01:00:00' '01-Jan-1983 02:00:00' '01...

nästan 6 år ago | 2 answers | 0

### 2

answersQuestion

Autocomplete the datetime series

Hello, I have a time series as attached. The first, second, third and fourth column contains year, day, month, and hour, where ...

nästan 6 år ago | 1 answer | 0

### 1

answerQuestion

30-day running mean from hourly data

Hello, I have a hourly meteorological data as attached. The first column is year, 2nd is month, 3rd is day, 4th is hour and the...

nästan 6 år ago | 3 answers | 0

### 3

answersQuestion

Make two matrices of same length reducing the size of largest matrix

Hello, I have two matrix, A = [318x1] and B = [313x1]. In order to compare between two, I need to make size of A same as that o...

nästan 6 år ago | 2 answers | 0

### 2

answersQuestion

date time to datenum

I have an array of time series in the format dd-mm-yyyy hh:mm:ss, I want to convert it to datenum: '29-May-1930 00:00:00' ...

nästan 6 år ago | 1 answer | 1

### 1

answerQuestion

Computing difference between maximum values in columns of matrix within predefined time interval

Hello, I have a matrix of values of size 8760 x 6 (a small excerpt is shown below), in which 1st column is the year, 2nd month...

nästan 6 år ago | 1 answer | 0

### 1

answerQuestion

Identifying Missing data years in and retaining years with maximum value

Hello, I have a matrix of meteorological data in foll. format, with 1st column is for the year (1993 to 2014), 2nd column is ...

nästan 6 år ago | 1 answer | 0

### 1

answerQuestion

Finding sum of large array based on row values

Hello, I have a big matrix where the 1st column varies for the year (1993 to 2014), 2nd column is month, 3rd column is day, 4th...

nästan 6 år ago | 1 answer | 0

### 1

answerQuestion

Reading large data set from text file & separating to individual column

Hello, I have a text file in foll. format: 1950/05/21 04:00:00 1.7100 1 1 ...

nästan 6 år ago | 3 answers | 0