Problem 589. Matrix indexing with two vectors of indices

Created by Nicholas Howe

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","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\"?><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>Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).</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

1276 Solutions
486 Solvers

Last Solution submitted on Jan 25, 2021

Last 200 Solutions

Problem Comments

Solution Comments

Solution 77294

1 Comment

1 Comment

@bmtran (Bryant Tran) on 16 Apr 2012

so.... close!....

Problem Recent Solvers486

Problem Tags

Community Treasure Hunt

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

Start Hunting!

Problem 589. Matrix indexing with two vectors of indices

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers486

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Problem 589. Matrix indexing with two vectors of indices

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers486

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Players