Risposto
Draw a graphic window vertically in two parts and draw a graphic in the left part functions f1 (x) with dashed line of black color, and in the right function f2 (x) by crosses green color. Observe the variable x in the interval [-pi/4, pi/4] f1(x)=
plot(x,y2,'xg') % one and not 2 x, in the other plot the 2 - mean dashed line one - mean solid line

circa 7 anni fa | 0

Risposto
how close external window in app designer?
close instruction will only close figure If you have created your windows1 (I suppose it's an app) like this hWin1 = windows1 ...

circa 7 anni fa | 0

| accettato

Risposto
Simulating ODEs with array inputs
Hi, I'm not sure you use ode45 correctly. In your function dydt = first_order(t, y, P, T_o) t is the current time and y the ...

circa 7 anni fa | 1

| accettato

Risposto
Computing time for .^(1/2) or .^(1/p)
Explanation in french here In order to compute the square root of any number you only need to be able to compute the square roo...

circa 7 anni fa | 1

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Risposto
Sum the daily data based on month and year
Lets assume your 3D variable is called data Frist get the group id : which width of data correspond to the same month of the sa...

circa 7 anni fa | 0

| accettato

Risposto
vector indexing in different dimension
You can use arrayfun function: arrayfun(@(a,b) max(C(a:b)),A,B)

circa 7 anni fa | 1

| accettato

Risposto
How to divide gray scale image into 8x8 blocks and access each block separately to apply dct2 on the block
file = 'cameraman.tif'; im=imread(file); imshow(im); In order to use blockproc you have to use a function that accpts blockss...

circa 7 anni fa | 1

| accettato

Inviato

Export SignalBuilder to Excel
Export signal builder to excel

quasi 8 anni fa | 6 download |

5.0 / 5

Risolto

Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

circa 12 anni fa

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Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

circa 12 anni fa

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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

circa 12 anni fa

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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...

circa 12 anni fa

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

circa 12 anni fa

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Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

circa 12 anni fa

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inner product of two vectors
inner product of two vectors

circa 12 anni fa

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Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

circa 12 anni fa

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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 ...

circa 12 anni fa

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

circa 12 anni fa

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Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....

circa 12 anni fa

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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...

circa 12 anni fa

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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

circa 12 anni fa

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

circa 12 anni fa

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

circa 12 anni fa

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Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

circa 12 anni fa

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Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

circa 12 anni fa

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Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

circa 12 anni fa

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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...

circa 12 anni fa

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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...

circa 12 anni fa

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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...

circa 12 anni fa

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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]

circa 12 anni fa