Feeds
提问
Creating a number board from a matrix
Hi All Please could you help me with this. I have a random 5x5 matrix as such: A=reshape(randperm(25),[5,5]) I plan to have ...
7 years 前 | 2 个回答 | 0
2
个回答提问
FFT of a damping signal
Hello, I have got a damping time dependent signal(attached data) and I wish to get the FFT of the signal. Unfortunately right n...
8 years 前 | 1 个回答 | 0
1
个回答提问
error window to a model function after nlinfit
Hi I use nlinfit to fit an equation to a model, and get the value of the parameter with its associated error. Now I want to use...
9 years 前 | 3 个回答 | 0
3
个回答提问
nlinfit to an equation
Hi, I have a function say: function y=getValue(c1,c2,c3) % where ci are the parameters A=0.5; for i=1:50 yt=c1*cos(x)+c...
9 years 前 | 1 个回答 | 0
1
个回答提问
solving a two variable equation in matlab
Hi I have an equation which is like: E=0.5*(sin(x1).sin(x2)*cos(x3-x4)+(cosx1*cosx2)) I need to find the minimum of the equat...
9 years 前 | 0 个回答 | 0
0
个回答提问
mean of an analog input
I am measuring the analogue input for each output value at a given sample rate. The input is quite noisy, so is it possible if I...
10 years 前 | 1 个回答 | 0
1
个回答提问
plot am equation with complex number
Hi All; I want to plot an equation: Y=2*exp(-ky)*exp(-iky); Can anyone help me with this!
10 years 前 | 1 个回答 | 0
1
个回答提问
subtracting a value from a vector
Hello I have a 10*1 vector like A=[3,4,5,6,7,8,9,2,4,3]. I want to subtract all the elements of this vector by another 1*1 vect...
10 years 前 | 2 个回答 | 0
2
个回答提问
reflect a vector about a point
Hi How do I reflect a vector about a point (not the origin) in matlab?
10 years 前 | 1 个回答 | 0
1
个回答提问
rotating a hysteresis plot
Hi I have a plot( find attached) . I want to rotate the plot in red color by the angle between the two plots.(blue and red). Th...
10 years 前 | 0 个回答 | 0
0
个回答提问
splitting a periodic sweeping matrix
I have a matrix that goes from a negative value to a positive value through 0 and then from a positive value to negative value ....
11 years 前 | 1 个回答 | 0
1
个回答提问
How do I average a data which runs on a cycle?
I have a data file that goes like -1 0.2 -0.5 0.15 0 0.143 0.5 0.122 1 0.1234 1 0.233 0.5 0....
11 years 前 | 2 个回答 | 0
