Community Profile # Chibuzo Nnonyelu

### University of Nigeria, Nsukka

Last seen: 2 years ago Active since 2013

Lecturer and researcher with interest in signal processing and artificial neural network.

#### Statistics

All
• • • • • #### Content Feed

View by

How can a change the line color in an axes with an already plotted figure (MATLAB GUIDE) ?
For cases where the plots are made by a function, for example using the pwelch, one is not able to place a variable for the plot...

2 years ago | 2

How can I add the average of two consecutive numbers?
By using indexing and simple maths (y1 + y2)/2 = (y2 - y1)/2 + y1 therefore, you can do this as Area = diff(y)/2 + y(1, e...

4 years ago | 0

Random Number Generation for Parallel Computing Toolbox
One way to approach this is to generate the random numbers just before the parfor-loop. This may use for memory depending on the...

4 years ago | 0

font format in second y-axis
To label the axis in LaTeX font or style, use set(gca, 'DefaultTextInterpreter', 'Latex'); This makes all LaTeX the defa...

4 years ago | 0

3-D plot in Matlab
You can modify this function to work for you: function plotsphere(azimuth, elevation, amplitude) [X, Y, Z] = sph...

5 years ago | 1

tables remove one field
Goes through each column and deletes a column if the number of 'No' found in the column is equal to the height of the table. ...

5 years ago | 1

Submitted

createlegend(varargin)
Create legend with customised variable names and variable unit, and in LaTeX format. Submitted

ticklabelunit(axes, vaxis, units, varargin)
Appends unit sign/symbol to XTickLabel, YTickLabel, ZTickLabel in prefix or suffix positions. Create a for loop using fminsearch
If I understand your question correctly, you want to be able to run the fminsearch for each initial guess at the time time? W...

6 years ago | 0

Plot wont come up
Look out for it in an extended monitor, if you are using more than one monitor.

6 years ago | 0

How can I set a variable 0.3 > x > 0.5 for use in calculating a CDF from a PDF?
x = (0.3:0.5) would return only 0.3 because by default, the step is 1. To get numbers between the two values, use x = 0.3...

6 years ago | 0

Hii..can i get any help to write the code for the integral equation attached in file below in matlab?
Have you tried the int function? Find the documentation below: <http://www.mathworks.com/help/symbolic/int.html?searchHighlig...

6 years ago | 0

how connect matlab program with Visual c++ 6.0?
1. This can be done with MEX. However, you need to have a c++ compiler installed in your system. Your C++ compiler and MATLAB en...

6 years ago | 0

generate random numbers with exact mean and std
x = mu + sigma*randn(sizeof); % for normally distributed random numbers OR x = random('normal', mu, sigma, row, column...

6 years ago | 0

Setting default Interpreter to Latex
MATLAB changed some object properties name. For this issue, the following will work set(groot, 'defaultAxesTickLabelInterpret...

7 years ago | 21

| accepted

Question

How to customize performance function in MATLAB neural network.
Greetings. I am relatively a beginner in neural network. I started off using MATLAB neural network tool until I was met with som...

7 years ago | 1 answer | 0

### 1

How to implement a custom performance function in R2013b
Hi Calvin, I am interested in using a custom performance function in MATLAB NNtool and I have been searching to no success. Mig...

7 years ago | 0