mahout-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ted Dunning <>
Subject Re: Clustering from DB
Date Mon, 27 Jul 2009 16:03:42 GMT

That explains why Jeff didn't see the slow down with dense vectors.

On Mon, Jul 27, 2009 at 8:03 AM, Grant Ingersoll <>wrote:

> Hmm, some profiling shows the pain is in the distance calculation for
> emitPointToNearestCluster.  Seems that we only use the optimized distance
> calculations for testing convergence, but shouldn't we also use it for
> calculating the distances to the cluster, too?

Ted Dunning, CTO

  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message