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Ollie A
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Analysing Equation in matlab
Be careful when multiplying and dividing arrays; you will need to use the dot notation. You remembered it for d = payload .* ...
Analysing Equation in matlab
Be careful when multiplying and dividing arrays; you will need to use the dot notation. You remembered it for d = payload .* ...
4 years 前 | 1
提问
PDE toolbox coefficients in functional form
I am using PDE toolbox to simulate current flow through a 2D conductive medium. I want to use my results from this model as a f...
4 years 前 | 0 个回答 | 0
0
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Aligning a stack of images
I have 40 images in a stack that make up a video. I need the images to be (near) perfectly aligned. At the moment there are ver...
5 years 前 | 1 个回答 | 0
1
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Fibonacci serie, can not calculate with big number
If you're trying to calculate numbers in the Fibonacci series, there is a MATLAB function for it: Fibonacci If this doesn't he...
Fibonacci serie, can not calculate with big number
If you're trying to calculate numbers in the Fibonacci series, there is a MATLAB function for it: Fibonacci If this doesn't he...
5 years 前 | 0
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Save images every certain period
for imagenumber = 1:1000 if mod(imagenumber,10)==0 % Modulo filename = sprintf('Image%d.png',imagenumber); ...
Save images every certain period
for imagenumber = 1:1000 if mod(imagenumber,10)==0 % Modulo filename = sprintf('Image%d.png',imagenumber); ...
5 years 前 | 1
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how can i solve such two problems in single script file and run them?
There are two ways you could construct your function, as a symbolic function using syms, or as an expression that operates on a ...
how can i solve such two problems in single script file and run them?
There are two ways you could construct your function, as a symbolic function using syms, or as an expression that operates on a ...
5 years 前 | 0
已回答
Import time and date text file
You could try using: fid = fopen('filename.txt'); string = textscan(fid,'%s','delimiter','\n'); % Read in lines of string to v...
Import time and date text file
You could try using: fid = fopen('filename.txt'); string = textscan(fid,'%s','delimiter','\n'); % Read in lines of string to v...
5 years 前 | 0
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How to generate random points
R = randi([0 1], 1000); imshow(R); Is this what you're looking for?
How to generate random points
R = randi([0 1], 1000); imshow(R); Is this what you're looking for?
5 years 前 | 0
已回答
using meshgrid to create a mesh
I don't think you have to meshgrid(Z), instead your 12x12 Z matrix represents the height of the mesh plot at coordinates specifi...
using meshgrid to create a mesh
I don't think you have to meshgrid(Z), instead your 12x12 Z matrix represents the height of the mesh plot at coordinates specifi...
5 years 前 | 0
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Losing precision when writing to Excel using xlswrite
It could be to do with the format of the excel cells. In excel you can increase the number of decimal places displayed. Otherwi...
Losing precision when writing to Excel using xlswrite
It could be to do with the format of the excel cells. In excel you can increase the number of decimal places displayed. Otherwi...
5 years 前 | 0
已回答
Cell array to matix
You could try using: M = {}; % Your cell N = cat(3,M{:}); % Concatenate matrices along 3rd dimension This will give you a sin...
Cell array to matix
You could try using: M = {}; % Your cell N = cat(3,M{:}); % Concatenate matrices along 3rd dimension This will give you a sin...
5 years 前 | 0
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Finding the set of unique values for another set of unique values
This should do the trick: M = [ 1,2;1,3;1,2;2,4;2,4;2,5]; % Your matrix u = unique(M(:,1)); for x = 1:length(u) N{x} = u...
Finding the set of unique values for another set of unique values
This should do the trick: M = [ 1,2;1,3;1,2;2,4;2,4;2,5]; % Your matrix u = unique(M(:,1)); for x = 1:length(u) N{x} = u...
5 years 前 | 1
已回答
How can I change the spacing/number of ticks in a figure?
This link should help: yticks It says you can specify the ticks on the y-axis. In your case it would be done as follows: ytic...
How can I change the spacing/number of ticks in a figure?
This link should help: yticks It says you can specify the ticks on the y-axis. In your case it would be done as follows: ytic...
5 years 前 | 0
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What is the correct equation?
You have a variable t in your equation which is a vector. In order to multiply vectors in MATLAB you must use the syntax .*. In ...
What is the correct equation?
You have a variable t in your equation which is a vector. In order to multiply vectors in MATLAB you must use the syntax .*. In ...
5 years 前 | 0
| 已接受
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Having trouble creating a table
Make sure the variables you create your table with are column vectors. In this case I suspect your vectors are row vectors. Jus...
Having trouble creating a table
Make sure the variables you create your table with are column vectors. In this case I suspect your vectors are row vectors. Jus...
5 years 前 | 0
已回答
How I can i read all files in a folder
You can use sprintf(). for n = 1:20 filename = sprintf('speaker1_%03d.wav', n) end Then within the loop input filename into...
How I can i read all files in a folder
You can use sprintf(). for n = 1:20 filename = sprintf('speaker1_%03d.wav', n) end Then within the loop input filename into...
5 years 前 | 0
已回答
How can I index the edges of a matrix
I have interpreted your question to mean that for both matrices, you want the set all of the matrix, except the edge, to zero an...
How can I index the edges of a matrix
I have interpreted your question to mean that for both matrices, you want the set all of the matrix, except the edge, to zero an...
5 years 前 | 1
已回答
transform duration into some visible in the table
Duration just refers to the format of the data stored in each cell array. You could convert your cell to a table, which might h...
transform duration into some visible in the table
Duration just refers to the format of the data stored in each cell array. You could convert your cell to a table, which might h...
5 years 前 | 1
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XTick labels for bar plot of 2 data sets
You can modify the colour of individual bars in the bar chart using CData. This documentation explains it well: CData Here is...
XTick labels for bar plot of 2 data sets
You can modify the colour of individual bars in the bar chart using CData. This documentation explains it well: CData Here is...
5 years 前 | 0
已回答
How to implement this equation?
If is a tensor, you could represent it as a matrix. Then your code should look something like this: lamda = ones(1,n); b = s...
How to implement this equation?
If is a tensor, you could represent it as a matrix. Then your code should look something like this: lamda = ones(1,n); b = s...
5 years 前 | 0
| 已接受
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How to average 5 rows of a vector recursively?
V = 1:9445; % Your vector setsize = 5; for x = 1:length(V)/setsize Vnew(x) = mean(V((x-1)*setsize+1:x*setsize)) end I...
How to average 5 rows of a vector recursively?
V = 1:9445; % Your vector setsize = 5; for x = 1:length(V)/setsize Vnew(x) = mean(V((x-1)*setsize+1:x*setsize)) end I...
5 years 前 | 0
| 已接受
已回答
How do I plot the surface plot and surface plot based on the equation and conditions below?
a = 15; b = 7.5; k = 4*100/pi; % Define constants. X = linspace(-5,5,101); [x,y] = meshgrid(X,X); % x and y range. n = ...
How do I plot the surface plot and surface plot based on the equation and conditions below?
a = 15; b = 7.5; k = 4*100/pi; % Define constants. X = linspace(-5,5,101); [x,y] = meshgrid(X,X); % x and y range. n = ...
5 years 前 | 1
| 已接受
已回答
Attempting to write my data into a single CSV file.
I would create a table, using the MATLAB function T = table(response, reaction_time); and then simply writing the table to a c...
Attempting to write my data into a single CSV file.
I would create a table, using the MATLAB function T = table(response, reaction_time); and then simply writing the table to a c...
5 years 前 | 1
| 已接受
提问
Solving PDEs: time dependent c coefficient
I am solving a PDE to simulate current flow through a conductive medium in 2D. My geometry is as follows: With Neumann bound...
5 years 前 | 1 个回答 | 1
1
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Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
5 years 前
已解决
Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...
5 years 前
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Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
5 years 前
已解决
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
5 years 前
已解决
What is the next step in Conway's Life?
Given a matrix A that represents the state of <http://en.wikipedia.org/wiki/Conway's_Game_of_Life Conway's game of Life> at one ...
5 years 前
已解决
Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...
5 years 前