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jdonaldson / rtsne

An R package for t-SNE (t-Distributed Stochastic Neighbor Embedding)
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Use faster gradient #6

Closed CombatOrpheus closed 5 years ago

CombatOrpheus commented 5 years ago

I found this by chance, while comparing with the MATLAB implementation where Laurens used a faster gradient computation, but chose a slower one for the python version. By my tests this is about 70% faster.

jdonaldson commented 5 years ago

thanks this looks good, I'll try it.