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**Feeds**

Question

Do a union of polygons and add the associated values for overlapping coordinates

I have 6 matrices of lat, Lon and power values. 3 of them have the same size for lat, lon and power. The other 3 have the same m...

2 years ago | 0 answers | 0

### 0

answersQuestion

Number of points inside polygon is returning 0 but should be a bigger number

Hello, I am working with this code where I generate random points inside a polygon then I superpose another polygon inside the ...

3 years ago | 1 answer | 0

### 1

answerQuestion

Geoplot will not plot multiple polygons properly

I am trying to plot a data set with lats and lon. The result should be multiple polygons but instead all the polygons are connec...

3 years ago | 0 answers | 0

### 0

answersQuestion

Check if Lat, Lon coordinate fall inside a polyshape Polygon

I am attempting to create a for loop that goes through a workbook and plot a polygon for each spreadsheet in the workbook. Each...

3 years ago | 2 answers | 1

### 2

answersQuestion

Density plot on geomap

I am working with a set of data. Lat, Lon, and Data values. Each in one column in excel (A,B,C). I want to pin each location of ...

3 years ago | 1 answer | 0

### 1

answerQuestion

Geoshow colormapping error with makesymbolspec

Hello, I have a polygon that I built. I want to use colormap to color scale it based on a value on the map. My data consist...

3 years ago | 0 answers | 0

### 0

answersQuestion

Write struct to table in excel

Hello, I have a very embedded struct that I would like to turn into an excel table. my struct size is 1 X 1 but it has alot...

4 years ago | 0 answers | 0

### 0

answersQuestion

Best Xlsx read and write option

I am working with a lot of data. I have a .xlsx workbook with multiple spreadsheets full of data (100000 rows) that contains tex...

4 years ago | 1 answer | 0

### 1

answerQuestion

Create new array for each iteration ?

Ok so I have a nested for loop that goes like this: for i=1:size(L,2) ----L is vector(1:1:7) filename = ['file_',nu...

7 years ago | 0 answers | 0

### 0

answersQuestion

readtable and strcmp returning 0 all the time

I am comparing a string that is in my excel csv file that I read in matlab using readtable because it has numbers and strings wi...

8 years ago | 1 answer | 0

### 1

answerQuestion

Plot data with time of packets acquisition timestamps

I am trying to plot my data against time. I acquired my data by packets but each packets has 1000 samples. I have 8 packets of d...

9 years ago | 0 answers | 0

### 0

answersQuestion

bar plot color issues

h=bar((1:2),xData_dump(2:3), 0.4,'grouped','r');hold on I am trying to bar plot a data. but each bar shows up with the same ...

10 years ago | 1 answer | 0

### 1

answerQuestion

Read all files inside more than one directory

Hello, I have a data directory that has 2 more subdirectories which contain binary data in them. the binary data are ch...

10 years ago | 1 answer | 0

### 1

answerQuestion

Graph error with Periodogram, incorrect plotting

I have this portion of code, my goal is to have my data go from 1200 x 1 to 300 by 4 and then reshape back into a []x 1 matrix. ...

10 years ago | 0 answers | 0

### 0

answersQuestion

Error using ==> plot Vectors must be the same lengths.

What if you have two vectors. let's say A size is 1200 x 1 and B size is 4 x 1... B is timestamp of each file processed in a dir...

10 years ago | 1 answer | 0

### 1

answerQuestion

??? Error using ==> plot Invalid first data argument

filedir = dir('C:\Users\ValcourtA\Documents\WILMA\WILMA500Hz') timerArray=[]; for cnt=1:5 battery=data(:,1) timerAr...

10 years ago | 1 answer | 0

### 1

answerQuestion

fopen error too many argument

Here's how my code start filedir=dir(dirpath) For k=3:length(filedir) % I start the loop from 3 to avoid the subdi...

10 years ago | 2 answers | 0

### 2

answersQuestion

Read files from directory, load function causing error

from the code below, when I run it and select the files I want, I get this error, I seem to be lost and cant figure out whats ca...

10 years ago | 1 answer | 0

### 1

answerQuestion

Readall files with different size,format , and extension in a directory

Hello, I am trying to read 21 files that is in my directory. Some of the files are *a.txt and others *a.DAT files. The *a.DAT...

10 years ago | 1 answer | 0

### 1

answerQuestion

distortion of Y axis

I’m wondering if there’s a way to distort the Y axis and have a portion of it on a different scale. Say the axis is from -100 to...

11 years ago | 2 answers | 0

### 2

answersQuestion

how to zoom in on specific overlapped data points and keepin the others ones inside the grid range

Hello, I have a set of data I am analyzing and I would like some help if you can. My data consist of two columns but my X colu...

11 years ago | 1 answer | 0

### 1

answerQuestion

Overlapping Data points and spacing

I have a set of data that I plot but the points on the graphs are so closed to each other that you can't see them well nd neithe...

11 years ago | 0 answers | 0

### 0

answersQuestion

what to do to analyze this data

I am looking to strengthen my skills in Matlab before I graduate school since I've been approached by few companies that deals w...

11 years ago | 0 answers | 0

### 0

answersWrite to file inside a loop

Negative, a+ keep appending it which means after the data is run once they are saved there when i run it again it adds up more d...

11 years ago | 0

Question

Write to file inside a loop

I have this program where I open a file and write data points in it but the problem is I have to do that inside a loop. it goes:...

11 years ago | 2 answers | 0

### 2

answersQuestion

Saving data points as a row and column

I have a program that takes points from a file and give the answer for each input point. Keep in mind that is being done in a lo...

11 years ago | 1 answer | 0

### 1

answerSaving data points as a row and column

For k=1:1:21 Txt=importdata(file.txt, %s) T=sscanf(Txt{k}) Y=str2double(T) Fid=fopen(file,w+) Fprintf(fid, %s, Y)...

11 years ago | 0

getting string from the command window output

I think I found the problem the result coming out I bad format that may be why it can't convert str2double. Any ideas?

11 years ago | 0

getting string from the command window output

Sscanf gave the same problem

11 years ago | 0

getting string from the command window output

Still get the same result after using str2double it returns NaN of 207x1 matrix. I just want to read or scan through the results...

11 years ago | 0