From 925087356b853e2099c1b60d8b757d7aa02121a9 Mon Sep 17 00:00:00 2001 From: Chris Dyer Date: Tue, 2 Oct 2012 00:19:43 -0400 Subject: cdec cleanup, remove bayesian stuff, parsing stuff --- gi/pyp-topics/src/log_add.h | 30 ------------------------------ 1 file changed, 30 deletions(-) delete mode 100644 gi/pyp-topics/src/log_add.h (limited to 'gi/pyp-topics/src/log_add.h') diff --git a/gi/pyp-topics/src/log_add.h b/gi/pyp-topics/src/log_add.h deleted file mode 100644 index e0620c5a..00000000 --- a/gi/pyp-topics/src/log_add.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef log_add_hh -#define log_add_hh - -#include -#include -#include -#include - -template -struct Log -{ - static T zero() { return -std::numeric_limits::infinity(); } - - static T add(T l1, T l2) - { - if (l1 == zero()) return l2; - if (l1 > l2) - return l1 + std::log(1 + exp(l2 - l1)); - else - return l2 + std::log(1 + exp(l1 - l2)); - } - - static T subtract(T l1, T l2) - { - //std::assert(l1 >= l2); - return l1 + log(1 - exp(l2 - l1)); - } -}; - -#endif -- cgit v1.2.3