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...

9 years ago | 0 answers | 0

0

answers

Solved

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...

9 years ago

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...

9 years ago | 2 answers | 0

2

answers

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...

9 years ago | 1 answer | 0

1

answer

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...

9 years ago | 2 answers | 0

2

answers

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...

9 years ago | 1 answer | 1

1

answer

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...

9 years ago | 1 answer | 0

1

answer

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...

9 years ago | 2 answers | 0

2

answers

Solved

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

9 years ago

Solved

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

9 years ago

Answered
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...

9 years ago | 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...

9 years ago | 3 answers | 1

3

answers

Solved

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] ...

9 years ago

Solved

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

9 years ago

Solved

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

9 years ago

Solved

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...

9 years ago

Solved

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 = ...

9 years ago

Solved

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...

9 years ago

Solved

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...

9 years ago

Solved

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.

9 years ago

Solved

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

9 years ago

Solved

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

9 years ago

Solved

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...

9 years ago

Solved

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

9 years ago

Solved

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

9 years ago

Solved

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 ...

9 years ago

Solved

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...

9 years ago

Solved

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 ...

9 years ago

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...

9 years ago | 1 answer | 1

1

answer

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...

9 years ago | 0 answers | 1

0

answers