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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 ...

14 years ago

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Polar Bar Plot Matlab (like Radar)
rose plot could be your answer doc rose % for more info

14 years ago | 0

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Coloring scatterplots based on frequency of point occurrence in input
Hi image analyst and jiro, I tried to follow your instruction but couldnot succeed ! This is what i did. A = fix(rand...

14 years ago | 0

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How to make an exe with guide and excel file as input
# Put a button in your GUI # Assign a uigetfile function to that button to read your excel file # Test everything works correc...

14 years ago | 0

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imshow border tight for subplot
i can hide the grey border around the figure with setting; iptsetpref('ImshowBorder','tight'); figure;Image = rand...

14 years ago | 2 answers | 2

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how to perform closing by reconstruction followed by opening by reconstruction
In image processing demo(watershed segmentation) following codes were used for opening by reconstruction follwed by closing by r...

14 years ago | 1 answer | 0

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thresholding techniques in matlab
Could any body enlighten me aboout about available thresholding techniques in Matlab ? I know ostu's method is available ? Wh...

14 years ago | 0 answers | 0

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How to window sliding on matrix column?
use function *nlfilter* which is similar to blockproc which operates in a block but unlike blockproc its a sliding block window....

14 years ago | 0

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Image segmentation
show your image and detected building image !

14 years ago | 0

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How to store the X,Y axis co-ordinate values of a point on image from Matlab to MS Access??
use dlmwrite

14 years ago | 0

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How to apply a weighting vector to a data matrix?
bsxfun(@times,M,wgt)

14 years ago | 2

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How to store the X,Y axis co-ordinate values of a point on image from Matlab to MS Access??
* Read your image with imread!; * show your image with imshow * click points in your image with ginput or data cursor * store...

14 years ago | 0

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

14 years ago

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Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

14 years ago

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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...

14 years ago

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

14 years ago

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

14 years ago

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

14 years ago

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

14 years ago

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Operation on RGB Images
read your image with imread and extract RGB with indexing. I= imread('your_pic') R = I(:,:,1); G = I(:,:,2); B= I(...

14 years ago | 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...

14 years ago

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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...

14 years ago

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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 ...

14 years ago

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

14 years ago

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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:...

14 years ago

Question

Operation without for loop
I have two matrix.MAtrix A(250000x4)and MAtrix B(250000x4) I have a function which result a scalar C. C = myfunction(X...

14 years ago | 2 answers | 0

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How can i get RGB value if i have position(x,y)
use function impixel if you have image processing toolbox P = impixel(RGB,c,r)

14 years ago | 0

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How to increase or decrese graythresh value?
store graythresh(Igray) in a variable and increase/ descrease as u want!

14 years ago | 1

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GIS toolbox
mapping toolbox

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reading txt file mixed with stirng and numbers
i have a ENVI header file, i want to read following lines into matlab. How can I read it ? class lookup = { 0, 0, 0,...

14 years ago | 1 answer | 0

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