Displaying 20 results from an estimated 300 matches similar to: "Initial patch for ExternalPostList"
2007 Dec 17
1
Crashes with spelling enabled and perl.
Hi Guys,
Here's a simple test case that causes a segfault with the perl
bindings patched to enable spelling correction:
use strict;
use warnings;
use Search::Xapian;
my $db = Search::Xapian::WritableDatabase->new("test.db",
Search::Xapian::DB_CREATE_OR_OPEN);
if (!defined($db)) {
die("Failed to open xapian_database: $!");
}
my $indexer =
2008 Apr 24
3
how to delete all document from the DB (without deleting the DB itself)
Hello,
I'm still testing PHP5 bindings and I could'nt find a way to delete
all documents from a DB without deleting other informations stored in
the DB such as synonyms.
Since the process of adding synonyms is time consuming, I would like
to use the same DB but restart my test without any document in the DB,
is this possibile?
I could'nt find a delete_all or a method like that, nor
2008 Oct 09
3
Sorting results by a "sort expression"
Olly,
We currently use Sphinx for our website search function, but we're planning
on using Xapian instead for a few of the extra features it has. Our website
is written in Ruby on Rails, so of course we're using Xapian with Ruby
bindings. I don't know if you're familiar with Sphinx but Sphinx allows you
to pass a sort expression when you execute the search that will be evaluated
2006 Jul 25
2
weight scheme with document values
Hi guys,
I resently used xapian to sort some documents by distance between 2
points.
I implemented a MatchDecider which work well.
I now tried to implement a Weight scheme to put my document in ascending
order depending on the distance...
My information to calcul distance is in values in the document.
How I can access document values from Weight to be able to add some
sum_extra weight ??
2006 Jan 29
2
problem with xul/prototype experiment: "bind" method not found
Hi everyone,
I was playing around with xul + prototype, and everything seemed to be
going well until I ran into a wall - there seems to be some problem I
can''t explain with Function.prototype.bind, for instance when I run
this code:
try {
new Ajax.Request("http://localhost:3000/search/hello", {
onComplete: this.onHelloComplete.bind(this)
});
} catch
2014 Apr 30
2
Anova 2 vías NO PARAMÉTRICO
Hola,
tenemos como equivalencia no paramétrica al Anova de 1 vía el test
Kruskal Wallis,
pero ¿existe un test no paramétrico equivalente al Anova de 2 vías?
Gracias. Saludos.
--
Sec. Apoyo Estadístico.
Servicio de Apoyo a la Investigación (SAI)
Vicerrectorado de Investigación e Internacionalización.
Universidad de Murcia
Edif. SACE. Campus de Espinardo.
30100 Murcia
@. mariaelvira.ferre en
2017 May 16
1
rsync -aAXv to a FAT formatted directory?
Does rsync -aAXv /dir1 /dir2, where dir2 is a mounted FAT formatted SD
card, and then:
rsync -aAXv /dir2 /dir1, to restore the files in dir1 from the FAT
formatted SD card, restore the ACL and owner/permissions of the files
and directories in dir1?
Thanks,
John
--
John Conover, conover at rahul.net, http://www.johncon.com/
2016 Jul 24
2
Test de Quade
Hola a todos,
Acudo a vosotros después de darle muchas vueltas al tema en Internet y no localizar la solución para algo que creo trivial. Necesito aplicar el test de Quade a un conjunto de datos en el que existe más de una covariable. El ejemplo de dicho test en R es el siguiente:
## Conover (1999, p. 375f):
## Numbers of five brands of a new hand lotion sold in seven stores
## during one week.
y
2006 Nov 08
2
set_bias() in bindings
I'm trying to call Enquire.set_bias() from the python bindings. This fails
as follows:
>>> db=xapian.Database('/home/richard/foo')
>>> enq=xapian.Enquire(db)
>>> enq.set_bias(1.0, 3600)
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: in method 'Enquire_set_bias', argument 3 of type 'time_t'
I
2005 Jan 21
2
chi-Squared distribution in Friedman test
Dear R helpers:
Thanks for the previous reply. I am using Friedman racing test. According the the book "Pratical Nonprametric Statistic" by WJ Conover, after computing the statistics, he suggested to use chi-squared or F distribution to accept or reject null hypothesis. After looking into the source code, I found that R uses chi-sqaured distribution as below:
PVAL <-
2015 Mar 30
1
Opus on iOS - ARM64
Hello,
I'm having some trouble getting Opus to work in an ARM64 iOS application
and I'm wondering if anyone here has any guidance. Maybe I am missing
something simple.
Specifically, the problem is that Opus running on ARM64 outputs different
data than other architectures -- ARMv7, ARMv7s, i386, and x86_64. On all
other platforms except ARM64, encoding a 1280 byte slice of audio data
2003 Sep 16
1
calculation of the p value in ks.test()
Hi,
I'm working with the ks.test() function and I have also implemented
the test using Conover as the reference. My D value matches that
produced by R. However to calculate the p value I am using the code
described in Numerical Recipes in C++ (2nd Ed.) pg 631.
The p value produced by the NRC code is generally larger than that
produced by R by a factor of 10. Currently I am not in a position
2003 Sep 15
1
question regarding ks.test()
Hi,
I'm using the ks.test() on two vectors. I looked up the reference and
also coded up a version of the two sample Smirnov test. My question is
that how can I decide from the output of R that the two vectors x & y
come from the same distribution?
Am I correct in assuming that smaller D values indicate that they come
from the same distribution? In addition how can I use the p value that
2004 Sep 07
1
Multiple comparisons in a non parametric case
Dear all,
I am conducting a full factorial analysis. I have one factor consisting
in algorithms, which I consider my treatments, and another factor made
of the problems I want to solve. For each problem I obtain a response
variable which is stochastic. I replicate the measure of this response
value 10 times.
When I apply ANOVA the assumptions do not hold, hence I must rely on non
parametric
2005 Sep 22
1
Fligner-Policello robust rank test
Can anybody tell me if there is an R implementation of the
Fligner-Policello robust rank test?
Thanks,
Elisabetta
2007 Nov 14
1
Problem indexing text with spelling enabled in Perl
Hi All,
I'm using the TermGenerator::index_text() on version 1.0.4 with the
FLAG_SPELLING turned on, because the new spelling suggestion stuff
seems awesome, but I'm getting a segv.
(gdb) bt
#0 0xb7ae153c in Xapian::WritableDatabase::add_spelling
(this=0xa553988, word=@0xbff97724, freqinc=1) at ./include/xapian/
base.h:154
#1 0xb7becf47 in
2004 Nov 15
1
Multivariate Sampling
Dear all,
I am looking for routines which allow multi-variate sampling from
non-normal distributions (loglogistic) given correlations among the
variables.
Unfortunately, I could not find a suitable package for R. Does
anybody know one?
Many thanks and best regards,
Stefan Albrecht
[[alternative HTML version deleted]]
2007 Apr 11
1
Deprecation Policy
When going through the xapian bindings yesterday, I noticed that several
of the methods were not wrapped for Ruby because they were deprecated at
the time the ruby bindings were created. I filed a bug (#126) saying
that they should be removed entirely, which led to the suggestion from
Olly that it would be good to make a semi-formal policy about
deprecating features. I've written such a
2008 Feb 28
1
non parametric linear regression
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2006 Mar 28
2
Welch test for equality of variance
Hello
Using R 2.2.1 on a Windows machine.
Has anyone programmed the Welch test for equality of variances?
I tried RSiteSearch, but this gave references to t test and
oneway.test, which are not quite what I need.....I need the Welch test
itself, for use in a meta-analysis (to determine if variances are
equal).
TIA
Peter
Peter L. Flom, PhD
Assistant Director, Statistics and Data Analysis