A résolu

Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

plus de 10 ans il y a

A résolu

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

plus de 10 ans il y a

A résolu

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]

plus de 10 ans il y a

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

plus de 10 ans il y a

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

plus de 10 ans il y a

A résolu

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

plus de 10 ans il y a

A résolu

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

plus de 10 ans il y a

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

plus de 10 ans il y a

A résolu

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

plus de 10 ans il y a

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Is my wife right?
Regardless of input, output the string 'yes'.

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

plus de 10 ans il y a

A résolu

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

plus de 10 ans il y a

A résolu

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

plus de 10 ans il y a

Réponse apportée
How to plot the 4th dimension of an array?
Extract the 4th dimension first. fourthDimMatrix = allMatrix(:,:,4) Then try |plot| function

plus de 10 ans il y a | 0

Réponse apportée
how to take a value from matlab workspace
Try |fwrite| <http://www.mathworks.in/help/matlab/ref/serial.fwrite.html fwrite>

plus de 10 ans il y a | 0

Réponse apportée
i have 1000*1000 pixel image.how can i convert it into m*n(400*300) pixel image.
outputImage = imresize(inputImage,[400 300]);

plus de 10 ans il y a | 0

Réponse apportée
find position of the matrix
x(1), x(2) ... x(end), Gives you each every value in the array.

presque 11 ans il y a | 0

| A accepté

Réponse apportée
how to do real image acquisition using webcam?
After Connecting Webcam with your computer, Just type |imaqtool| in your command window. Refresh the Hardware Browser to find yo...

environ 11 ans il y a | 0

Réponse apportée
Use of the Pop-up menu in a GUI
get(handles.Vt_Callback,'Value') This returns the value. Try using: get(handles.Vt_Callback,'String')

environ 11 ans il y a | 0

Réponse apportée
To Know the total number of pixels which belongs to one color
I = imread('peppers.png'); RedPlane = I(:,:,1); GreenPlane = I(:,:,2); BluePlane = I(:,:,3); This how you may extr...

environ 11 ans il y a | 0

Réponse apportée
randomly access a file in matlab
Please specify the type of data you are reading from the current folder in this line. f = dir(['myfolder\*.jpg']); or an...

environ 11 ans il y a | 0

Question

Warning in reading data from serial port.
I'm trying to read a single character 'A' from serial port, But it is issuing a warning always. CharVar = fscanf(SerialObj,...

environ 11 ans il y a | 1 réponse | 0

1

réponse

Question

Communication with PIC Microcontroller
I have designed a face recognition system. If the face is recognized, I'm sending a character |'a'| via serial port to microcont...

environ 11 ans il y a | 1 réponse | 1

1

réponse

Question

How to assign classes for group of images in a classifier?
I'm developing a Finger knuckle print biometric system. For that I had extracted SIFT and SURF Features for the image. I am havi...

environ 11 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
How to match features
This |showMatchedFeatures| feature was available only in MATLAB R2013a and not in any lower versions.

environ 11 ans il y a | 0

Question

MATLAB R2013a is not installing.
I'm trying to install MATLAB R2013a. I'm getting error while installing. When I invoke the "setup.exe" program in the setup, it ...

environ 11 ans il y a | 1 réponse | 0

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Question

Creating a 2-D matrix from a 1-D Array?
Considering that I have an array of |A = [150 11 12 134 130 152]|. How to replicate these elements in this array to get a matri...

environ 11 ans il y a | 3 réponses | 0

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réponses

Question

How to draw this figure?
I have this figure. I have the color portion. That is they are surface plot that are visible from the top. Also I plotted those ...

plus de 11 ans il y a | 1 réponse | 0

1

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Question

How to draw this figure?
I have these figures with the equation also shown. I tried making this. But I did not got the expected result. Please give me so...

plus de 11 ans il y a | 1 réponse | 0

1

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Réponse apportée
what is the formula used for Approximation quality metrics(measerr)?
I see a formula for the same in MATLAB help. <http://www.mathworks.in/help/wavelet/ref/measerr.html Try this.>

plus de 11 ans il y a | 0