Export a Cell as a text file with two delimters
Try the following: % Converts the cell array to a string array, then joins the strings using a comma-tab delimiter strjoin(str...

5 months ago | 0

Convert Text into Date Format
Try the following: % Code works with either a string or numerical input str = '196307'; datestr(datenum(str,'yyyymm'),'mmmm y...

5 months ago | 1

How to take 2D mean ignoring nan values using cellfun?
Niky, My previous suggestion did not fully look at the input requirements for 2D usage of std. The following revision should ac...

5 months ago | 0

How to take 2D mean ignoring nan values using cellfun?
Try the following: a = mat2cell(A,dimSpec1,dimSpec1); % calculating standard deviation in segments sigma = cellfun(@(x) std...

5 months ago | 0

Assigning NaN to certain values
A slightly more simple approach: Temp(round(Temp,4)<=-177.57)= NaN;

5 months ago | 0

Replace the diagonal with NaN in this 5x5 matrix
Another approach to this if you know that your original matrix will always be a square matrix. You can use the following: a(eye...

5 months ago | 0

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Question

Predetermine axis limits without plotting
I have a very large number of data sets (blocks) that I am currently extracting the min and max values from and plotting the res...

5 months ago | 1 answer | 0

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Solved

Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

5 months ago

Solved

Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

5 months ago

Solved

Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

5 months ago

Solved

Natural numbers in string form
Create a cell array of strings containing the first n natural numbers. _Slightly_ harder than it seems like it should be. Ex...

5 months ago

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Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

5 months ago

Solved

String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

5 months ago

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Remove element(s) from cell array
You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

5 months ago

Solved

Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

5 months ago

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Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

5 months ago

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Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

5 months ago

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There are 10 types of people in the world
Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

5 months ago

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Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

5 months ago

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Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

5 months ago

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Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

5 months ago

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Bit Reversal
Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

5 months ago

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Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

5 months ago

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

5 months ago

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Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

5 months ago

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Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

5 months ago

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Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

5 months ago

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Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

5 months ago

Solved

Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

5 months ago

Solved

Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

5 months ago