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Tom


91 total contributions since 2011

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Question


How do I combine multiple plots in one graph?
Hi, is there somewhere I can see some examples of scripts that result in multiple plots on one graph? I know the 'hold' funct...

10 Monate ago | 6 answers | 3

6

answers

Question


Need to improve efficiency in this code, which multiplies a 3D matrix by a 2D one
Hi, I have this code, which uses for loops and multiplies a 3D matrix with a 2D one. It works, but I need f_N to be 3200, and on...

etwa 4 Jahre ago | 1 answer | 0

1

answer

Answered
How can I install MATLAB versions R2011a - R2013a on macOS 10.10 Yosemite or later?
That worked for me - Matlab 2011a on Yosemite 10.10.4 on 7/7/15

etwa 4 Jahre ago | 0

Question


Reducing values preceding the 1st minima to zero
I need to reduce the value of all the values before the 1st minima, to zero, e.g. if I had: - x = 0:30; y = [10 9 8 7 6 ...

etwa 5 Jahre ago | 2 answers | 0

2

answers

Question


arrayfun once with 4 variables, or twice with 2 in each, then mult. Why do these two approaches give different solutions?
I have the following code to achieve W_n %% CONSTANTS & VARIABLES clear all; close all; L_x = 27....

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


3D matrix manipulation problems
I struggle with this generally and have come up against a barrier again. I'm trying to create vibrational mode functions for ...

fast 6 Jahre ago | 1 answer | 0

1

answer

Question


How do I create a (10,10) matrix containing numbers from 1 to 100?
How do I create a (10,10) matrix containing numbers from 1 to 100? I just want the numbers to go 1 to 10 on the top row, then...

fast 6 Jahre ago | 2 answers | 0

2

answers

Question


Multiplying matrices as cells - 4 dimensional with variable no. of matrices (code works now!)
%I'm trying to work with 4 dimensional cells containing matrices that need multiplying together. %I have three matrices, A_1,...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


How do I create a vector of n exponentially increasing values from a to b?
I know how to calculate the growth factor, but not how to turn it all into a vector. Here's the start of my code: - n = 4 a...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Question


curve of best fit from a few points
I have these points: - x=[1 1.5 2 2.5 3]; y=[19.74 14.26 12.34 11.45 10.97]; and I know I can do a very rough approximat...

mehr als 6 Jahre ago | 3 answers | 0

3

answers

Question


Simple x-y curve fitting from data set.
I'm struggling to find a simple example of simple curve fitting in MATLAB. I just want to do a best-fit curve for the followi...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


Building a surface plot
Please would someone be willing to help me build a surface plot based on this code: a = 5 b = 6 x = 1:a; y = 1:b; wher...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


best way to import this csv
I can't work out how to import this csv file - https://dl.dropbox.com/u/11341635/Data.csv Have tried various methods but I fi...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Answered
MATLAB can't find my file
Yes thanks that worked. I just copied and pasted the address from that and it's working now. Many thanks.

mehr als 6 Jahre ago | 0

Question


MATLAB can't find my file
I'm trying to read in an excel spreadsheet and I can't get it to do it. I put the spreadsheet in the MATLAB home director...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Question


can't do a simple csvread for some reason
I'm just trying to do a csvread and I can't seem to get it working. I opened a text edit file (mac) and put: 1,2,3, 4,5,6, ...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


Can array values be used in plot titles?
I'm really sorry I can't be more specific and include any code, but this is for an assignment and so it would be wrong to publis...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


Figures displaying differently in and out of MATLAB
My figures are displaying differently in and out of MATLAB. I saved an image as an uncompressed TIF: - <https://dl.dropbox.co...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


surf plot won't happen because i need a matrix?
surf plot won't happen because i need a matrix? I've just introduced a new variable to my script and I tried doing it using a n...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


Help with code needed - sampling
Help with code needed - sampling I have an equation of a signal, and I'm supposed to be making a PDF graph of it - but I can'...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


working with two variables
working with two variables i'm not sure if this is possible, but is it possible to make a 3D plot using an equation based on tw...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


can't add axis labels
hey, could someone quickly help me to add labels to my plot? i've tried but something has gone wrong (something simple i'm sure)...

fast 7 Jahre ago | 3 answers | 0

3

answers

Question


Help needed displaying multiple plots (and maybe preassigning too)
Help needed displaying multiple plots (and maybe preassigning too) I've got this script, but when I try add x and y labels it r...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


For loop - what about my min and max values?
For loop - what about my min and max values? I'm using a for loop and although my plot is right, I'm only seeing my maximum x-a...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


Animation help needed with
Animation help needed I'm trying to display 10 graphs in a sequence as an animation, running from t=1 to t=10. Here's my code...

fast 7 Jahre ago | 5 answers | 0

5

answers

Question


Function definitions are not permitted.... trying to make an FFT thing
Function definitions are not permitted.... trying to make an FFT thing I'm trying to get this working close all clear a...

fast 7 Jahre ago | 3 answers | 0

3

answers

Question


Axis in scientific form - have tried to stop it....
axis in scientific form - have tried to stop it…. I have a plot with a logarithmic scale on the x-axis and I want it to say t...

fast 7 Jahre ago | 1 answer | 1

1

answer

Question


can't do this
can't do this Hi, I'm attempting nested for loops and failing miserably. Here's my code: - close all; clear all; ...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


For loop and indexing combined?
I think I'm nearly there with this code. close all; clear all; l=0.33;R=100;T=68;m=0.000125;w0=0.1;t=0;mu=m/l;c=sqrt(T/m...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


Need to change one of my constants into a variable
The original question has been removed by the user.

fast 7 Jahre ago | 1 answer | 0

1

answer

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