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Last seen: 8 months ago |  Active since 2015

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Question


How to calculate flash Density per sqkm per year from lat lon data
Hi there, I have a data, which has locations on the map with lat and lon doubles. I can scatter plot them using m_map toolbox. ...

4 years ago | 0 answers | 0

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answers

Question


m_coast not working in m_map
When I try to plot coastlines and map using m_map toolbox, it won't work !!! I am using Matlab 2014a and m_map version v1.4. I u...

5 years ago | 1 answer | 0

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answer

Question


I am trying to find out the time delay between two signals using crosscorrelation.
Hi The sampling rate of my data is 30 milliseconds. If hd and pd are my two time series data, I use crosscorr (hd,pd) ...

7 years ago | 1 answer | 0

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answer

Question


Add storm time and date to the trajectory plot of tropical cyclone.
Hey there I have the lat lon of the observed track of a tropical cyclone. I plotted it on the map using m_map, plotm. Now I wa...

7 years ago | 1 answer | 0

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answer

Question


How to Interpret FFT results ??
My code for fft looks like this : R_mags = abs(fft(dtec)); N = length(dtec); fs = 0.0333333333 ; % samples per second...

7 years ago | 1 answer | 0

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Question


Can Anyone explain this code to me ??
[lon0,lat0]=meshgrid(65:0.05:80,68:-0.05:10); %%%%==================================================== % pcolor(...

8 years ago | 1 answer | 0

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answer

Question


Plot multiple figures from the for loop in the same plot
Hi My data is in 5 sheets in a excel file. I want to plot data from each sheet in the same figure one over the another. But wh...

8 years ago | 1 answer | 0

1

answer

Question


How to combine hours from a cell and minutes from another cell into one cell of Time ?
I have Time in hours in one cell and its minutes in another. How do I combine each minute into respective hour ?? I have to use...

8 years ago | 1 answer | 0

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answer

Question


Can anyone help plot the India map showing land and oceans, without using mapping toolbox ??
I want to plot India map showing the coastal boundary and the adjoining oceans.

8 years ago | 1 answer | 0

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answer

Question


Why doesn't this code work ?
I have this code for plotting circles around GPS stations, it works fine, but when I plot the map and try to plot those stations...

8 years ago | 2 answers | 0

2

answers

Question


How do I process big datasets ??
I have data of on file per day , that goes for each day of the month and then each month of the year. I now process daily file...

8 years ago | 1 answer | 0

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answer

Question


How to average the data in a large text file ?
I have the data in one column and 720 rows, how do i get the average of each consecutive numbers ? Example, If I have, [1,2,3,...

8 years ago | 2 answers | 0

2

answers

Question


Error opening a text file using fopen
I have this for loop running to read a series of text files STA_NAME = CODE2(j); filename = [STA_NAME day_num '-' da...

8 years ago | 1 answer | 0

1

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Question


How do I read a .txt file ?
Hi The .txt file is as such Name Lon Lat xxxx 12.111 15.1122 It continues for seven rows. How to read this file usi...

8 years ago | 1 answer | 0

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Question


How do i introduce Loop for multiple subplots ??
Hey everyone, I wrote this code close all; clear all; data=xlsread('DTEC_SGOC_new.xlsx'); % Create figure figure1 ...

8 years ago | 1 answer | 0

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Question


How do i count the flashes of a lightning discharge within my time of interest and plot them in per square km ?? I want the plot to look like this(capture.jpg --attached below).
I have the data of lightning discharges around a location (say, South Africa). I have the latitude and longitude of the flashes ...

8 years ago | 2 answers | 0

2

answers

Question


Hi everyone, Can anybody help me to plot ??
The data I am using has 21 columns, the 1st column is Time in seconds. The sampling rate is 0.33 sec. I have data for four hours...

8 years ago | 1 answer | 0

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Question


How do I manipulate a column in a data file ??
I have a data file with 10 columns and 28380 rows. I want to manipulate only the 7th column and reassign the values to the data....

8 years ago | 1 answer | 0

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Question


I have time in hours, for 7days, I want to plot two variable parameters in y axis and the time in days in x axis. How do i plot ?? I have problems converting hours to days along x axis.
I need to plot time given in 2nd column along x axis versus wind from 6th column and pressure from 5th colum along y1 and y2 ax...

9 years ago | 1 answer | 0

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