Problem 42503. Generating random matrix with given probability mass function

Created by Peng Liu

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Inspired by</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/cody/problems/2356-simulating-the-selection-of-a-state-with-given-probabilities\"><w:r><w:t>Problem 2356. Simulating the selection of a state with given probabilities</w:t></w:r></w:hyperlink><w:r><w:t>, let's consider a similar yet more useful problem. Write a function</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[                             x = rndsampling(m,n,prob)]]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>to generate an m-by-n matrix x, whose entries are drawn independently from integer symbols 1:numel(prob) according to the given probability mass function prob. Specifically, symbol k occurs with probability prob(k), k = 1, 2, ..., numel(prob), where all(prob&gt;0) == 1 and sum(prob) == 1.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

71 Solutions
21 Solvers

Last Solution submitted on Apr 12, 2021

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Nikolaos Nikolaou on 14 Jan 2020

Fun problem :)

Problem Recent Solvers21

Problem Tags

monte carlo probability random sampling

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 42503. Generating random matrix with given probability mass function

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers21

Suggested Problems

More from this Author30

Problem Tags

Community Treasure Hunt

Problem 42503. Generating random matrix with given probability mass function

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers21

Suggested Problems

More from this Author30

Problem Tags

Community Treasure Hunt

Players