Question

Transforming uniform variables to normal variables
Hello, How would you transform variables with uniform distribution [0,1] to variables with a normal normal distribution in M...

mer än 12 år ago | 3 answers | 0

3

answers

Question

transforming the distribution of variables
Hello, Would anybody know if there is a function in matlab to transform a continuous random variable x to a uniform distribu...

mer än 12 år ago | 1 answer | 0

1

answer

Question

Normalizing a histogram
Hello, I've plotted a histogram of some data. Here it is http://dl.dropbox.com/u/54057365/All/departure%20time.JPG How can...

mer än 12 år ago | 5 answers | 0

5

answers

Question

Creating a histogram
Hi, Is the correct syntax to create a histogram of data X with 22 bins the following hist(X,22) When I type it noti...

mer än 12 år ago | 1 answer | 0

1

answer

Question

plotting a cdf over a histogram
Hello, I've plotted a histogram of some data. Here it is <http://dl.dropbox.com/u/54057365/All/departure%20time.JPG> How ...

mer än 12 år ago | 1 answer | 0

1

answer

Question

How to save 2 column vectors to an excel file
Hi, What is the correct syntax to save to vectors x and y to an excel file in columns A and B? Is it xlswrite(C:\Fold...

mer än 12 år ago | 1 answer | 0

1

answer

Question

saving vectors to an excel file
Hello, I am importing data from excel files, performing a process and saving data to a .mat file. My question is, how co...

mer än 12 år ago | 1 answer | 0

1

answer

Question

trying to create a new vector from 2 vectors.
Hello, I have a routine below that reads in an excel file. The vector y is created. It then computes r from a function and f...

mer än 12 år ago | 3 answers | 0

3

answers

Question

basic code question
Hello, If I had two vectors x1 and x2. How could I make vector x3 with all the elements of x2 except the first 3 elements an...

mer än 12 år ago | 3 answers | 0

3

answers

Question

basic code question
Hello, If I have a 2 vectors A and B, how would I save them as one vector in the workspace called C? For example C would be ...

mer än 12 år ago | 1 answer | 0

1

answer

Question

writing a formula in matlab
Hello, I'm trying to write a function in matlab. I have an example: A gaussian kernel is % Gaussian kernel fun...

mer än 12 år ago | 1 answer | 0

1

answer

Question

basic code question
Hello What does the '@' symbol do in this equation? Is the first (z) multiplied the e^(...)? thank you % Gaussi...

mer än 12 år ago | 2 answers | 0

2

answers

Question

basic code question
Hello, Say I have a vector 'data' with 2 columns. What would be the code to set x = to the first column and y equal to t...

mer än 12 år ago | 1 answer | 0

1

answer

Question

kernel smoothing matlab
Hello, Would anybody know how to smooth data with kernel smoothing regression. Here is an example http://dl.dropbox.com/u/...

mer än 12 år ago | 0 answers | 0

0

answers

Question

Correct syntax for ksdensity() function
Hello, I'm trying to use the kernal smoothing density function http://www.mathworks.co.uk/help/toolbox/stats/ksdensity.h...

mer än 12 år ago | 1 answer | 0

1

answer

Question

dir() function not working?
Hello, I'm trying to rename some files using the code below. It works if I list the file names at the beginning but there ar...

mer än 12 år ago | 1 answer | 0

1

answer

Question

opening many files and changing code to match file name
Hello, I was hoping that somebody might be able to help me with a problem that I have. I have 1000 files in the current dire...

mer än 12 år ago | 2 answers | 0

2

answers

Question

Renaming a lot of files
Hello, I've made a 1000 copies of a file in the current directory. For example RW.a_process Copy of RW.a_process ...

mer än 12 år ago | 3 answers | 0

3

answers

Question

loop through files not working correctly.
Hello, I'm trying to convert .xls files in a folder into .mat files, but the code is not looping through the files correctly....

mer än 12 år ago | 1 answer | 0

1

answer

Question

Preventing unwanted variables being saved in .mat file
Hi there, I am using the code below to create a .mat file. In the .mat file it is saving # fn # k # nrows # sch...

mer än 12 år ago | 1 answer | 0

1

answer

Question

Determining the second last row
Hi there, How would you code the number of rows minus one? Below I use size() to find the number of rows, but I want to set ...

mer än 12 år ago | 2 answers | 0

2

answers

Question

Seeking help to automate a simple process if possible
Hello, I'm using a software that is based on the Matlab environment. I have a simple problem that I was hoping somebody ...

mer än 12 år ago | 2 answers | 0

2

answers

Question

Converting .mat files to .xls
Hello, I'm trying to load 1000 .mat files with file names cycle1.mat cycle 2.mat...cycle1000.mat and save them as excel file...

mer än 12 år ago | 0 answers | 0

0

answers

Question

Can you use DIR to list files in subfolders ?
Hello, Would somebody be able to advise me on how to use DIR to find the dates that each file was last modified with a .mat ...

mer än 12 år ago | 7 answers | 1

7

answers

Question

Help to rename files in order of date and time created
Hello, I am hoping that somebody could perhaps help me out with a problem that I have. I'm trying to change the name of file...

mer än 12 år ago | 1 answer | 0

1

answer

Question

K-means clustering, is it possible to get vertical boundaries?
Hello, I have performed K-means clustering on some data and formed 3 clusters. Here is a graph <http://dl.dropbox.com/u/5...

mer än 12 år ago | 1 answer | 0

1

answer

Question

Calculating a weighted average of multiple matrices
Hello, I was hoping that perhaps somebody could help me out with a problem that I have. It is a relatively simple operation (...

nästan 13 år ago | 1 answer | 0

1

answer

Question

Converting a .mat file to .xls
Hi there, Is there anyway to convert a .mat file to an excel file in matlab? Thank you

nästan 13 år ago | 2 answers | 0

2

answers

Question

creating a single structure with 100 entries
Hello, I was hoping that perhaps somebody could help me out with a problem that I have. I have imported 100 4x4 matrices...

nästan 13 år ago | 1 answer | 0

1

answer

Question

help with a simple error
Hello there, I was hoping that somebody could perhaps help me out with a problem that I have. I'm only learning how to use ma...

nästan 13 år ago | 1 answer | 0

1

answer