摘要: P((yx)|x,y)=k(1(1yk)xk) 阅读全文
posted @ 2016-08-05 15:10 林大勇 阅读(211) 评论(0) 推荐(0) 编辑
摘要: q(S NP VP) * q(NP NNP) * q(VP VB NP) * q(NP NNP)* q(NNP IBM) * q(V... 阅读全文
posted @ 2016-01-13 12:40 林大勇 阅读(175) 评论(0) 推荐(0) 编辑
摘要: 1. 前言:本文主要参考Alchemy Tutorial, washington主页上挂出的所有Alchemy项目(包括Alchemy1.0, Alchemy2.0, AlchemyLite)都无法在Ubuntu15.04中安装使用;这篇博文使用的Alchemy是PhDP大神在Github上的Alc... 阅读全文
posted @ 2015-12-23 10:49 林大勇 阅读(351) 评论(0) 推荐(0) 编辑
摘要: Dear Professor: I am a university student in China and study on MLN recently; I have a question as follow: The joint distribution repre... 阅读全文
posted @ 2015-12-11 17:57 林大勇 阅读(267) 评论(0) 推荐(0) 编辑
摘要: MLE & MAP : data / model parameterMLE: (1) keep the data fixed(i.e., it has been observed) and allow the parameters to vary (2) the likelihood func... 阅读全文
posted @ 2015-12-02 16:05 林大勇 阅读(278) 评论(0) 推荐(0) 编辑
摘要: If x is a possible world (relational database) and xl is the lth ground atom's truth value,the pseudo-log-likelihood of x given weights w i... 阅读全文
posted @ 2015-11-24 12:11 林大勇 阅读(177) 评论(0) 推荐(0) 编辑
摘要: which mlnlearn:/home/panjinbo/Desktop/MLN/probcog/Toolbox/ProbCog-1.1/apps/mlnlearn==>/home/panjinbo/Desktop/MLN/probcog/Toolbox/ProbCog-1.1/python/ml... 阅读全文
posted @ 2015-11-24 11:35 林大勇 阅读(289) 评论(0) 推荐(0) 编辑
摘要: We consider two types of inference:finding the most likely state of the world consistent with some evidencecomputing arbitrary conditional probabiliti... 阅读全文
posted @ 2015-11-12 09:47 林大勇 阅读(613) 评论(0) 推荐(0) 编辑
摘要: MathJax与LaTex公式简介 (转载) PS: 原文链接写的非常好!!! 博主写这篇文章,一是为了防止原链接失效,二是在cnblogs上测试MathJax; 本文从math.stackexchange.com上名为MathJax basic tutorial and quick referen 阅读全文
posted @ 2015-11-11 11:15 林大勇 阅读(34415) 评论(3) 推荐(18) 编辑
摘要: 一. MLN相关知识的介绍1. First-order logicA first-order logic knowledge base (KB) is a set of formulas in first-order logic;Predicate symbols represent relatio... 阅读全文
posted @ 2015-10-30 11:56 林大勇 阅读(744) 评论(0) 推荐(0) 编辑
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