Use Java HashMap for Index.
Use Java HashMap for Index.

eponvert/breeze,sheide/breeze,scalanlp/breeze,calippo/breeze,ContentSquare/breeze,tjhunter/scalanlp-core,crealytics/breeze,chen0031/breeze,cilier/breeze,mredaelli/breeze,ktakagaki/breeze,ktakagaki/breeze,wstcpyt/breeze,nikdon/breeze,tjhunter/scalanlp-core,claydonkey/breeze