Changes between Version 4 and Version 5 of Details


Ignore:
Timestamp:
Jan 18, 2010, 9:00:27 PM (14 years ago)
Author:
alexandru.sorici
Comment:

--

Legend:

Unmodified
Added
Removed
Modified
  • Details

    v4 v5  
    7878to the `FormTree()` function, the thread team is started at each recursive call, and the overhead caused by this + some necessary
    7979thread synchronizations compensate for the gain in execution speed, such that overall, there is no clearly noticeable speedup.
     80
     81The attached files show the profiling results of the SunStudio 12.1 Analyzer on the serial and our 2-threaded parallel versions of the C4.5 algorithm.
     82
     83* [ serial version]
     84* [ our parallel version]
     85