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[Octave-bug-tracker] [bug #34363] Poor performance for certain statistic


From: Rik
Subject: [Octave-bug-tracker] [bug #34363] Poor performance for certain statistical distributions
Date: Mon, 17 Aug 2015 03:01:33 +0000
User-agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1)

Follow-up Comment #7, bug #34363 (project octave):

@Lachlan: Here is a sample debugging session showing an off-by-2 error. 
What's very interesting is that if poissinv is called standalone on the
failing example it works.  This seems to indicate that there is some state
involved.


octave:1> tst_poissinv
stopped in
/home/rik/wip/Projects_Mine/octave-dev/scripts/statistics/distributions/tst_poissinv.m
at line 16
16:     keyboard;
Failed at index 8
debug> find (y1 - y2)
ans =  1632
debug> y1(1632)
ans =  22
debug> y2(1632)
ans =  20
debug> format long
debug> x(1632)
ans =  0.999984299566334
debug> poissinv3 (x(1632), 8)
ans =  22




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