Improving LSA by expanding the contexts

نویسندگان

  • Nicolas Béchet
  • Mathieu Roche
  • Jacques Chauché
چکیده

Latent Semantic Analysis is used in many research fields with several applications of classifications. We propose to improve LSA with additional semantic information found with syntactic knowledge.

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Semantic Analysis of Entity Contexts towards Open Named Entity Classification on the Web

This paper introduces the use of Latent Semantic Analysis (LSA) to uncover semantic structures/concepts hidden in entity contexts towards improving named entity recognition (NER) on the Web. The underlying idea of the paper is that words surrounding entities of the same category are potentially related to each other in one way or another. Analyzing such relations helps build implicit concepts a...

متن کامل

A review of text mining approaches and their function in discovering and extracting a topic

Background and aim: Four text mining methods are examined and focused on understanding and identifying their properties and limitations in subject discovery. Methodology: The study is an analytical review of the literature of text mining and topic modeling.  Findings: LSA could be used to classify specific and unique topics in documents that address only a single topic. The other three text min...

متن کامل

The Effect of Affective Context on Visuocortical Processing of Neutral Faces in Social Anxiety

It has been demonstrated that verbal context information alters the neural processing of ambiguous faces such as faces with no apparent facial expression. In social anxiety, neutral faces may be implicitly threatening for socially anxious individuals due to their ambiguous nature, but even more so if these neutral faces are put in self-referential negative contexts. Therefore, we measured event...

متن کامل

Developing a Textbook Evaluation Scheme for the Expanding Circle

Among the four important factors in the educational contexts, namely, teachers, learners, textbooks and contexts, textbooks play an important role in English Language Teaching (ELT), particularly in the English as a Foreign Language (EFL) classroom where it provides the primary source of linguistic input. The wealth of published material for English language teaching (ELT) available in the mark...

متن کامل

Comparision of the effects of Leishmania Soluble Antigen (LSA) and Lipopolysaccharide (LPS) on C57BL/6 Mice Macrophage Function

Background: Macrophages activation is the important anti-leishmania immune response. Different signals could affect macrophages development and functional activation. Objectives: In the present study, we compared the effect of Leishmania Soluble Antigen (LSA)and Lipopolysaccharide (LPS) on peritoneal macrophage responses. Appropriate activation of macrophages depends on thesignals they receive ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 2007