Solved
Kaprekar Steps
6174 is the <http://en.wikipedia.org/wiki/6174_%28number%29 Kaprekar constant>. All natural numbers less than 10,000 (except som...
6 years ago
Solved
The Goldbach Conjecture, Part 2
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
6 years ago
Solved
Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...
6 years ago
Solved
Find the two-word state names
Given a list of states, remove all the states that have two-word names. If s1 = 'Alabama Montana North Carolina Vermont N...
6 years ago
Solved
Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...
6 years ago
Solved
Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
6 years ago
Solved
Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
6 years ago
Submitted
Raman spectroscopy to screen diabetes mellitus
Raman spectroscopy is used non-invasively to screen diabetic patients, using ANN, PCA & SVM
7 years ago | 1 download |
Solved
Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...
7 years ago
Solved
Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...
7 years ago
Solved
Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...
7 years ago
Solved
Pizza order
A pizza order by phone in diameter d1, pizza will be make only in diameter d2. Return the pizza pieces p should be make.(pizza ...
7 years ago
Answered
how to display spectrogram of a audio in App Designer
Dear Austin, You need to specify which axes will be used for plotting, inside a callback for plotting such spectrogram, you m...
how to display spectrogram of a audio in App Designer
Dear Austin, You need to specify which axes will be used for plotting, inside a callback for plotting such spectrogram, you m...
7 years ago | 2
| accepted
Answered
i can't locate matlab2015\sys\os folder in matlab2015 and keep getting error [matlab has encountered an internal problem and needs to close 2015]
Try looking in your folder C:\Program Files\MATLAB\R2015\sys
i can't locate matlab2015\sys\os folder in matlab2015 and keep getting error [matlab has encountered an internal problem and needs to close 2015]
Try looking in your folder C:\Program Files\MATLAB\R2015\sys
7 years ago | 0
Solved
Find indices of diagonal elements
Given a matrix A and a diagonal index d (where 0 indicates the main diagonal and off-diagonals are identified by positive and n...
7 years ago
Solved
Return all matrix elements except elements on diagonal
Consider a given Matrix A=[a b c; d e f; g h i] then return a row vector T such that it contains all the El...
7 years ago
Solved
poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...
7 years ago
Solved
Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...
7 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.
7 years ago
Solved
Solitaire Cipher
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cipher>. Since this is from Wikipedia, I am capturin...
7 years ago
Solved
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 ...
7 years ago
Solved
Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...
7 years ago
Solved
Spot the outlier
All points except for one lie on a line. Which one is the outlier? Example: You are given a list of x-y pairs in a column ...
7 years ago
Solved
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
7 years ago
Answered
Why isn't my line visible on this graph?
Hi lmhall, The circle should be defined as a function of a vector (small *t*), not the 2-Dgrid (capital *T*), so, pleace repl...
Why isn't my line visible on this graph?
Hi lmhall, The circle should be defined as a function of a vector (small *t*), not the 2-Dgrid (capital *T*), so, pleace repl...
8 years ago | 0
Solved
How to subtract?
*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...
8 years ago
Submitted
Estimation of surface-enhanced Raman spectroscopy (SERS) enhancement factor
Estimates surface-enhanced Raman spectroscopy (SERS) enhancement factor.
8 years ago | 2 downloads |
