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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 ...

nästan 13 år ago

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

nästan 13 år 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...

nästan 13 år 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...

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Question

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

nästan 13 år ago | 2 answers | 2

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Question

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...

nästan 13 år ago | 1 answer | 0

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Question

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

nästan 13 år 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....

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Image segmentation
show your image and detected building image !

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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

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

nästan 13 år 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...

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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...

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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...

nästan 13 år 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...

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

nästan 13 år 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...

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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 ...

nästan 13 år ago

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

nästan 13 år 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(...

nästan 13 år 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...

nästan 13 år 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...

nästan 13 år 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 ...

nästan 13 år ago

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

nästan 13 år 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:...

nästan 13 år 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...

nästan 13 år 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)

nästan 13 år 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!

nästan 13 år ago | 1

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GIS toolbox
mapping toolbox

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Question

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,...

nästan 13 år ago | 1 answer | 0

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