Extending DTW 1-NN Classification to On-line Scenario
Hmm
Yes and no.
This is called "early classification". There as about two dozen papers that do this, but at least 20 are flawed...

See https://www.youtube.com/watch?v=d_qLzMMuVQg
http://www.cs.ucr.edu/~eamonn/UCRsuite.html