Question


Sub-pixel vertical edge detection.
Hi. I want to detect edge (with sub-pixel accuracy) in an image like this: <</matlabcentral/answers/uploaded_files/2605...

presque 11 ans il y a | 1 réponse | 0

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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...

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Question


Support for MATLAB functions "medfilt2" and "adapthisteq" on Simulink
Hi, I want to use the MATLAB functions |medfilt2| and |adapthisteq| on Simulink (and then Xilinx System Generator). Before s...

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réponses

Question


codegen build error on Windows
I am using codegen for the first time, following the instructions given <http://in.mathworks.com/help/images/code-generation-for...

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1

réponse

Question


Break-up of CLAHE algorithm such that HDL Coder can support it.
I want to execute CLAHE algorithm (as used in the function |adapthisteq|). This function, |adapthisteq| is not supported by cod...

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2

réponses

Question


Angle between two planes on the X=0, Y=0 and Z=0 planes
Hi, I am plotting two planes using the code mentioned here. I am using <http://www.mathworks.com/matlabcentral/fileexchange/4...

environ 11 ans il y a | 1 réponse | 1

1

réponse

Question


Extract outermost contour from a set of contours.
I have an N X 2 matrix with the x,y co-ordinate values of the edges. I plot these co-ordinates (plotted in red displayed below i...

environ 11 ans il y a | 1 réponse | 0

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réponse

Question


Detect outer contour and find contour's co-ordinates, at sub-pixel level, ignoring noise.
Hi, I want to find the co-ordinates of an object's contour (similar to a circular rim) which will be rotated in 3D. This nee...

environ 11 ans il y a | 2 réponses | 0

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A résolu


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

environ 11 ans il y a

A résolu


radius of a spherical planet
you just measured its surface area, that is the input.

environ 11 ans il y a

Réponse apportée
how to display image in gif
Have you gone through the other solutions on this forum? http://in.mathworks.com/matlabcentral/answers/36160-displaying-gif-i...

environ 11 ans il y a | 0

Question


Simpler way without for loops
How can I implement this without using for loops? for i = 1:i_rows Mat_NX3(i,1) = (Mat_A_3D (idx(i,1), id...

environ 11 ans il y a | 3 réponses | 1

3

réponses

A résolu


Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

environ 11 ans il y a

A résolu


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

environ 11 ans il y a

A résolu


Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

environ 11 ans il y a

A résolu


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...

environ 11 ans il y a

A résolu


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 = ...

environ 11 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...

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A résolu


Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

environ 11 ans il y a

A résolu


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 11 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...

environ 11 ans il y a

A résolu


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

environ 11 ans il y a

A résolu


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

environ 11 ans il y a

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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.

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Add two numbers
Given a and b, return the sum a+b in c.

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A résolu


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 ...

environ 11 ans il y a

A résolu


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

environ 11 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 ...

environ 11 ans il y a

Question


Find corresponding positions in stereo rectified images on 3D pointCloud
In a 1000 X 1000 image (rectified stereo pair), _I_left_ , I have features detected at positions: P_left = 124.9147949218...

environ 11 ans il y a | 1 réponse | 1

1

réponse

Question


Incorrect angle detected between two planes
I want to calculate the angle between 2 planes, Reference plane and Plane1. I've attached the NX3 and MX3 matrices containing t...

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