Gelöst

Is this is a Tic Tac Toe X Win?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

mehr als 6 Jahre vor

Gelöst

Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

mehr als 6 Jahre vor

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Is it really a 5?
A number containing at least one five will be passed to your function, which must return true or false depending upon whether th...

mehr als 6 Jahre vor

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I Plead the Fifth
Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty st...

mehr als 6 Jahre vor

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5 Prime Numbers
Your function will be given lower and upper integer bounds. Your task is to return a vector containing the first five prime numb...

mehr als 6 Jahre vor

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Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

mehr als 6 Jahre vor

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Van Eck's Sequence's nth member
Return the Van Eck's Sequence's nth member. For detailed info : <http://oeis.org/A181391 OEIS link> and <https://www.theguard...

mehr als 6 Jahre vor

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

mehr als 6 Jahre vor

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Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer whi...

mehr als 6 Jahre vor

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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

mehr als 6 Jahre vor

Gelöst

Energy of a photon
Given the frequency F of a photon in giga hertz. Find energy E of this photon in giga electron volts. Assume h, Planck's ...

mehr als 6 Jahre vor

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How to subtract?
* Imagine you need to subtract one number from another using MATLAB. * You will not be using eval for this task. * Given two A...

mehr als 6 Jahre vor

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Piecewise linear interpolation
Given an Mx2 vector and a row of M-1 integers, output a two column vector that linearly interpolates Y times between each succes...

mehr als 6 Jahre vor

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Create logical matrix with a specific row and column sums
Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...

mehr als 6 Jahre vor

Gelöst

Return a list sorted by number of consecutive occurrences
Inspired by Problem 38 by Cody Team. Given a vector x, return a vector y of the values in x sorted by the number of CONSECUTIVE...

mehr als 6 Jahre vor

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Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

mehr als 6 Jahre vor

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Construct an index vector from two input vectors in vectorized fashion
Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...

mehr als 6 Jahre vor

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Joining Ranges
You are given a n-by-2 matrix. Each row represents a numeric range, e.g. x = [0 5; 10 3; 20 15; 16 19; 25 25] contains...

mehr als 6 Jahre vor

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Put two time series onto the same time basis
Use interpolation to align two time series onto the same time vector. This is a problem that comes up in <http://www.mathwork...

mehr als 6 Jahre vor

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Get the elements of diagonal and antidiagonal for any m-by-n matrix
In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...

mehr als 6 Jahre vor

Gelöst

intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...

mehr als 6 Jahre vor

Beantwortet
How to extract a PDF from points with a weigh attached to them
I don't know if there's a canned function for this - you could try: 1. Compute weighted mean for each column of X 2. Comp...

mehr als 6 Jahre vor | 0

Frage

Odd getrect(FIG) behavior with subplots (r2015b)
I am noticing an unusual behavior of getrect when passing a figure handle as the argument. e.g. hFig1 = figure(1); hA...

mehr als 6 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
FFT and Optical Spectra
If you're looking for a simple import and speed isn't a concern you should try: uiimport A speedier load than this can ...

mehr als 6 Jahre vor | 0

Frage

Save Python List to MAT File (R2015b)
I've got a small apparent issue with using the python list datatype in MATLAB. If I save a py.list to a MAT file and then try to...

mehr als 6 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
Rotating Subparts of Image
This might work for you: 1. Mask a box around the pacman & extract the pixel values 2. Make the background grey where you pull...

fast 7 Jahre vor | 0

Frage

MCR Applications with Python Functions
I am having an MCR compatiblity issue with python. When I run my application in native MATLAB (r2015b), I call a python script a...

fast 7 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
DBscan with Map reduce code
py.sklearn.cluster.dbscan

fast 7 Jahre vor | 0

Frage

Full File Path Quotation Marks (Double vs Single)
A small thing that I often work around is changing file path names enclosed in double quotes to single quotes to load them into ...

fast 7 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
Creating array from 1.e-20 to 1, with steps 1.e-19, 1.e-18..
logspace(-20,0,21)

mehr als 7 Jahre vor | 4

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