Results 231 to 240 of about 8,969 (257)

Effective Term Weighting for Sentence Retrieval

2010
A well-known challenge of information retrieval is how to infer a user's underlying information need when the input query consists of only a few keywords. Question Answering (QA) systems face an equally important but opposite challenge: given a verbose question, how can the system infer the relative importance of terms in order to differentiate the ...
Saeedeh Momtazi, Matthew Lease, Dietrich Klakow   +2 more
openaire   +1 more source

Determinants of long‐term weight maintenance

Acta Paediatrica, 2007
AbstractThe aim of this paper is to discuss existing evidence on the determinants of weight maintenance by examining population based studies on weight gain as well as studies on weight loss maintenance.The data shows that disadvantaged groups are less likely to maintain healthy weight, and various social and economic problems starting from early in ...
openaire   +2 more sources

Term Weighting in Topic Modeling

2023 31st Signal Processing and Communications Applications Conference (SIU), 2023
openaire   +1 more source

Using modified term frequency to improve term weighting for text classification

Engineering Applications of Artificial Intelligence, 2021
Liangxiao Jiang, Chaoqun Li
exaly  

Modified DFS-based term weighting scheme for text classification

Expert Systems With Applications, 2021
Liangxiao Jiang, Chaoqun Li
exaly  

An improved supervised term weighting scheme for text representation and classification

Expert Systems With Applications, 2022
Zhong Tang, Wenqiang Li
exaly  

Turning from TF-IDF to TF-IGM for term weighting in text classification

Expert Systems With Applications, 2016
Jun Long
exaly  

Term Weighting

2009
openaire   +1 more source

Term Weighting

2011
openaire   +1 more source

Class-indexing-based term weighting for automatic text classification

Information Sciences, 2013
Fuji Ren, Mohammad Golam Sohrab
exaly