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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

12 years ago

Solved


Schrödinger dog
Everyone knows that dogs are less unpredictable than cats. But is that proven? Is that measurable at all? YES! NOW IT IS! ...

12 years ago

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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.

12 years ago

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

12 years ago

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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...

12 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 ...

12 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 ...

12 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...

12 years ago

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

12 years ago

Solved


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:...

12 years ago

Answered
Help with textscan classifier
Your current output does seem to be what you want. str = 'Eu3+ 1 10.06037350 -4.673610300 -1.834337367'; C = textscan(...

12 years ago | 0

Answered
How to insert a matrix to another matrix ?
A = [1,2,3,4,5]; B = randi(5,5); Your A is a row vector, not a column. You can use transpose A' C = [A' B] C...

12 years ago | 1

Question


How to compile against a specific MCR version?
I have an application compiled for MCR 7.17 about a year ago. This has been in constant use by a third party. They requested a s...

12 years ago | 2 answers | 0

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answers

Answered
How do I plot the values in an array against different values?
Try this plot(P(end-200+1:end,:),[0.500:.0125:3.000]) It's a nice looking tree plot. May be what you want.

12 years ago | 0

| accepted

Answered
How to use the 'perfcurve' of Matlab with specific inputs?
OPTROCPT(2) is the TPR value of the optimal cut-point, not the threshold value itself. In your example, try a = find(TPR...

12 years ago | 0

Question


How to escape the url encoding in URLWRITE
Hi I've encountered a slight problem trying to use URLWRITE with 'get' parameters. keyStr = 'Fmjtd%7Cluubnuur2h%xxxxxx...

12 years ago | 1 answer | 1

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answer

Question


How to read arbitrary pixel values from a geotiff image?
Hi I'm looking for a function to read values from a geotiff image for an array of arbitrary lat,lon coordinates. Something...

13 years ago | 1 answer | 0

1

answer

Answered
mapshow plot order
The solution I've found builds on the fact that even 2-d plotting is done in 3-d with an implied z=0. With MAPSHOW the surface i...

13 years ago | 1

Answered
How to retrieve a word from a filename
It rather depends on how general you want it. Here's another example that may help you decide. filename = 'rgb_watermark_le...

13 years ago | 1

Question


Writing PDF files - problem with MSWord automation in compiled executable
Hi I'm having a problem getting MSWord automation to work when the code is compiled as an executable I have a Matlab prog...

14 years ago | 1 answer | 0

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Question


Why does latlon2pix return non-integer values?
latlon2pix converts latitude-longitude coordinates to pixel coordinates. [row, col] = latlon2pix(R,lat,lon) So, as I under...

14 years ago | 1 answer | 0

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