A résolu
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
plus de 9 ans il y a
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Solve the Sudoku Row
*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...
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Basic commands - Where did I install Matlab?
Please make a function, which returns path to Matlab installation folder
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Réponse apportée
Orange Color isolate from the image
You can define a set of RGB codes that define "orange" color and then apply image thresholding like this: % Load image from...
Orange Color isolate from the image
You can define a set of RGB codes that define "orange" color and then apply image thresholding like this: % Load image from...
plus de 9 ans il y a | 0
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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...
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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...
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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...
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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...
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Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
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Circle area using pi
Write a statement that assigns circleArea with the circle's area given circleRadius. Use the built-in mathematical constant pi. ...
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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...
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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...
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Put all numbers in a string inside square brackets
Examples: 'left3down2' -> 'left[3]down[2] 'fiat500' -> 'fiat[500]
plus de 9 ans il y a
Problème
Put all numbers in a string inside square brackets
Examples: 'left3down2' -> 'left[3]down[2] 'fiat500' -> 'fiat[500]
plus de 9 ans il y a | 3 | 25 solveurs
Problème
Bracket contents of type {}
Return all bracket contents from a given string ({} type). Example: 'x = rho*x{-1} + (1-rho)*y{+1}' should yield a cell of '-...
plus de 9 ans il y a | 0 | 32 solveurs
A soumis
Symbolic derivatives
Computation of symbolic derivatives without the Symbolic Math Toolbox.
plus de 9 ans il y a | 1 téléchargement |
A résolu
Cell of repeated string
Example: From 'asdf' create {'asdf';'asdf';'adsf';'asdf'} if n=4
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Wrap-around effect
In vector x of length n we define (n+1) position as going back to the first position (so called wrap-around effect). Can you ret...
plus de 9 ans il y a
Problème
Wrap-around effect
In vector x of length n we define (n+1) position as going back to the first position (so called wrap-around effect). Can you ret...
plus de 9 ans il y a | 3 | 52 solveurs
Réponse apportée
how to do differentiation?
If you do not have access to Symbolic Math Toolbox, you may want to use one of my recent FileExchange submissions: <http://ww...
how to do differentiation?
If you do not have access to Symbolic Math Toolbox, you may want to use one of my recent FileExchange submissions: <http://ww...
plus de 9 ans il y a | 0
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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...
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Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...
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Réponse apportée
Problem with solving equation with 'FSOLVE'
To me it appears that the initial conditions to your optimization problem must lie within a specific, perhaps bounded, region. F...
Problem with solving equation with 'FSOLVE'
To me it appears that the initial conditions to your optimization problem must lie within a specific, perhaps bounded, region. F...
plus de 9 ans il y a | 0
Réponse apportée
How can I maintain zoom ratio in refreshing plot?
You can assign a user-defined callback function to the zooming tool: figure; plot(1:10); zz = zoom(); set(...
How can I maintain zoom ratio in refreshing plot?
You can assign a user-defined callback function to the zooming tool: figure; plot(1:10); zz = zoom(); set(...
plus de 9 ans il y a | 0
| A accepté
Réponse apportée
Rotate the plot at 45 degree
I would simply rotate all data using the planar (2D) transform with respect to the origin: angle = pi/4; reference_line ...
Rotate the plot at 45 degree
I would simply rotate all data using the planar (2D) transform with respect to the origin: angle = pi/4; reference_line ...
plus de 9 ans il y a | 1
Réponse apportée
How to insert image in MatLab
imread() can import whole bunch of graphical data types, including .jpg and .png. Conversion to .png, as you ask, is not necessa...
How to insert image in MatLab
imread() can import whole bunch of graphical data types, including .jpg and .png. Conversion to .png, as you ask, is not necessa...
plus de 9 ans il y a | 2
Réponse apportée
How to setup legend for a figure with two axes (left and right)?
You can create the legend using the handles of your line objects: l1=line('parent',ax(1),'xdata',x,'ydata',y11,'color','b')...
How to setup legend for a figure with two axes (left and right)?
You can create the legend using the handles of your line objects: l1=line('parent',ax(1),'xdata',x,'ydata',y11,'color','b')...
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| A accepté
A résolu
Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.
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