findduplicate(X)

Version 1.0.0.0 (456 Bytes) by Liutong
find duplicate rows in a table, timetable or array.
36 Downloads
Updated 13 Apr 2017

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ind=findduplicate(X) returns a linear index ind for duplicate records in X.
findduplicate treat each row in X as a record.
input:
-X: vector, array, table or timetable.
output:
-ind: linear index for duplicated records in X
tip: to find duplicate values in a matrix, use findduplicate(X(:))

Example:
findduplicate(string(
{'John','Waston';...
'Anna','Blei';...
'John','Waston'}
))
returns 3

Cite As

Liutong (2024). findduplicate(X) (https://www.mathworks.com/matlabcentral/fileexchange/62539-findduplicate-x), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2016b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0