Matrixr edundant rows removal

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Mohammad Farhat
Mohammad Farhat on 10 Jul 2018
Commented: Mohammad Farhat on 10 Jul 2018
I have this matrix: if two or more rows have the same first element, I want to keep only one of them
[ 0.93178465908684446928710074968855, -51.935229283138453086135436847359]
[ 0.22010754397902585905527489863535, 183.86152484784865583467899346115]
[ 0.70067697106846131579942122891388, 220.50586079939492722588263304992]
[ 0.39854749521549824161398289625791, -123.05156509529288636747906602897]
[ 0.84281396964448855914703169574105, -123.25794263558350273782337915136]
[ 0.055796871633806027844183498033979, -65.302512205148103987813108620342]
[ 0.22010754397902585905527489863535, 183.86152592899225091194324659587]
[ 0.22010754397902585905527489863535, 183.86152592899225091194324659587]
[ 0.70067697106846131579942122891388, -139.49413421794328676585602641615]
[ 0.22010754397902585905527489863535, -176.1384735539390731815390671223]

Accepted Answer

Paolo
Paolo on 10 Jul 2018
Edited: Paolo on 10 Jul 2018
newmatrix = oldmatrix(find(uniquetol(oldmatrix(:,1))),:)
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