14 total contributions since 2011

image processing, statistics

Professional Interests: im

Question

Edge detection water droplet

<</matlabcentral/answers/uploaded_files/63463/Test.png>> Hello, I am interested into evaluating the section area of the wa...

3 years ago | 1 answer | 0

Question

Ordinary differential equation - pratical problem

Hello, I have a single equation of the form: u'=a*u^2+b*u^1.5+c*u+d. I am trying to solve it in Matlab but it does not find ...

3 years ago | 0 answers | 0

Question

2D function contruction

Hello, I had scattered data from 3 experiments. The tests measure voltage and flow rate for three different geometries. I hav...

4 years ago | 1 answer | 0

Question

Using the print command makes disappearing a surface from a figure

Hello, I am using Matlab R2014b. I have a picture which is made by 3 items: 1) lines made with plot 2) cloud of points made...

4 years ago | 2 answers | 0

Question

Startup matlab is slow

Hello, I have a 64 bit computer, running Windows 7 and with Intel XEON 2.8 GHZ and 50 GB RAM, with Matlab R2014B. The star...

5 years ago | 0 answers | 0

Question

Linear System to be solved when the matrix of the coefficients is not defined

Hello, I need to solve a linear system of equations [A]{x}={b} but I don't have the matrix [A]. To be more precise, the equat...

6 years ago | 0 answers | 0

Question

Interpolating through spline and then get corresponding values

Hello, I have a certain set of points which create a curve. I want to evaluate what is the y value at other x locations, not ...

7 years ago | 1 answer | 0

Answered

I cannot make a calculation with the command int

close all clear all clc n=5 alfa=10; beta=10; digits(40) syms x dim=5; %max order polyno...

I cannot make a calculation with the command int

close all clear all clc n=5 alfa=10; beta=10; digits(40) syms x dim=5; %max order polyno...

8 years ago | 0

Question

I cannot make a calculation with the command int

Hello, I am doing a calculation, but matlab doesn't want to do it with the command int. I have found the solution with other sof...

8 years ago | 5 answers | 2

Question

Request of calculating mixed integral - from -Inf to k

Hello, I have a simple question, but i cannot solve it. I would like to evaluate the integral of the function: f=exp(-x) b...

8 years ago | 1 answer | 0

Question

Hatching a region between two functions

Hello, I have a set of data, I calculated the min and the max and the average and then I want to plot the average and hatch t...

8 years ago | 2 answers | 0

Answered

Plot 3d graphs of a 2D gaussian function

Thank you very much, it is working in a wonderful manner! I have understood how it works....

Plot 3d graphs of a 2D gaussian function

Thank you very much, it is working in a wonderful manner! I have understood how it works....

8 years ago | 0

Question

Plot 3d graphs of a 2D gaussian function

Hello, I have two gaussian variables and their probabilities. The number of points is limited to 200 and I want to plot the ...

8 years ago | 3 answers | 0