[Purdue-pm] Missed Presentation

Rick Westerman westerman at purdue.edu
Wed Apr 11 11:07:07 PDT 2007


Mark Senn wrote:
>
> To get the 54,000% speedup the following was done ...o  Regexes of the form /a|b|c/ were changed to /a/ || /b/ || /c/.
>   
  Yes. Using a modified version of your program I see that writing the 
regex  in the latter form is faster by about a factor of two.   This 
could be significant with a large data file or a slower machine. 

-- 

Rick Westerman 
westerman at purdue.edu

Bioinformatics specialist at the Genomics Facility.
Phone: (765) 494-0505           FAX: (765) 496-7255
Department of Horticulture and Landscape Architecture
625 Agriculture Mall Drive
West Lafayette, IN 47907-2010
Physically located in room S049, WSLR building



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