how to delete repeated coordinates
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if i have d=[ 3 4; 4 3;7 6 ;6 7]
so i want this result d=[ 3 4; 7 6]
回答（1 个）
dpb
2015-6-14
Presuming values are significant but order isn't, simplest that comes to mind is
>> unique(sort(d,2),'rows')
ans =
3 4
6 7
>>
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2015-6-14
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