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Thales


Last seen: circa 2 mesi fa |  Attivo dal 2014

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Domanda


add image to legend label
Question is simple. Given a chart with two or more lines, as in: How to add an image to the legend, instead of a label? pl...

oltre un anno fa | 2 risposte | 1

2

risposte

Domanda


Plot variable across two dimensions
It is usual in the field of mechanics of fluids to plot interest variables as function of the thickness and along the length, su...

oltre un anno fa | 1 risposta | 0

1

risposta

Domanda


Visualize 3D domain
There are a bunch of options to visualize Volumetric (4D) data, as in here. What I am interested, however, is to visualize the ...

oltre 4 anni fa | 0 risposte | 0

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risposte

Domanda


matlab ppval understanding of centering/displacement in breaks
The documentation on the ppval function gives the following example: breaks = [0 4 10 15]; coefs = [0 1 -1 1 1; 0 0 1 -2 53; -...

circa 5 anni fa | 1 risposta | 0

1

risposta

Domanda


Draw diagonals of rectangle
The code below figure; hold on; rectangle('Position',[1 2 5 6]) axis([0 10 0 10]) plot([1 6],[8 2],'k') plot([1 6],[2 8],'k...

circa 5 anni fa | 1 risposta | 0

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Risposto
Multiple summations in one formula
You can use for loops to do the sum or use the sum function: clc; clear; close all force; M = 1; % Test day N = 14; % Numbe...

circa 5 anni fa | 1

| accettato

Domanda


LiveScript error while saving to html
I have a LiveScript code with a lot of symbolic expressions. I try to export the LiveScript to html, but I get the following err...

oltre 5 anni fa | 0 risposte | 0

0

risposte

Domanda


2D Simpsons Composite integration
In the Mathematics Stack Exchange I questioned about the extension of the composite Simpsons rule to 2D integration. The proble...

oltre 5 anni fa | 0 risposte | 0

0

risposte

Domanda


sine fit in matlab vs closed-form expressions (linear least squares)
Given the arrays: t = 0:0.25:2; y = [3.0800 3.4900 3.1500 2.2300 1.2300 0.6900 0.8900 1.7300 2.7600]...

oltre 5 anni fa | 1 risposta | 0

1

risposta

Domanda


Save/use intermediate values on ode solver
I am doing a time integration of a system of ODEs using a stiff solver (ode15s). It is working, but I want to speed things up. ...

oltre 5 anni fa | 1 risposta | 0

1

risposta

Domanda


Volume defined by vertices to stl file to mesh
Hi, I have the following points defining a hexahedra in space. x = [0 0 0 0 0.1 0.1 0.1 0.1]'; y = [0 0.1 0 0.1 0 0.1 0 0.1]'...

oltre 5 anni fa | 2 risposte | 0

2

risposte

Domanda


plot mean of vector v(1:i)
For simplicity, I have the following code v=1:10; for i=1:10 mean_v(i) = mean(v(1:i)); end plot(v,mean_v) In essen...

quasi 6 anni fa | 1 risposta | 0

1

risposta

Domanda


Publish pdf with code error
I have a mlx file with some text and a few lines of code. I deliberately wrote a few code instructions I expect to return an err...

oltre 6 anni fa | 0 risposte | 0

0

risposte

Domanda


Change exponent of scientific notation on plot
How do I change the scientific notation exponent on the x-axis of my plot? <</matlabcentral/answers/uploaded_files/103633/que...

quasi 7 anni fa | 1 risposta | 1

1

risposta

Domanda


Parallelize instructions inside for
Is there a way to parallelize independent instructions within a for loop? The loops themselves aren't independent, so parfor is...

quasi 7 anni fa | 1 risposta | 0

1

risposta

Domanda


summing two 3d matrices to check convergence
Given two 3d matrices, obtained in a iterative process as the solution to a PDE, I want to check convergence. To do so, I check:...

circa 7 anni fa | 1 risposta | 0

1

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Risposto
Can I solve a set of differential equations containing multiple dependent variable and their derivatives ?. There is only one independent variable in my set of equations.
check the ode15i, suitable for implicit equations, like the one you provided. <https://www.mathworks.com/help/matlab/ref/ode1...

oltre 7 anni fa | 0

| accettato

Domanda


matlab autocorrect in editor preferences
Is there an AutoCorrect in Matlab Editor as there is one for Word? I would like to type a few letters and change it for some com...

oltre 7 anni fa | 0 risposte | 0

0

risposte

Risolto


Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

oltre 7 anni fa

Risolto


Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

oltre 7 anni fa

Risolto


Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

oltre 7 anni fa

Domanda


what is a good way to mesh the desired domain
Given the mesh below (I can find the mesh and I plotted over the mesh two vertical lines), I would like to know a good way to fi...

oltre 7 anni fa | 0 risposte | 0

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risposte

Risolto


Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

oltre 7 anni fa

Risolto


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

oltre 7 anni fa

Risolto


The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

oltre 7 anni fa

Risolto


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...

oltre 7 anni fa

Risolto


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

oltre 7 anni fa

Risolto


Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

oltre 7 anni fa

Risolto


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

oltre 7 anni fa

Risolto


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...

oltre 7 anni fa

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