Wikipedia is a goldmine of information; not just for its many readers, but also for the growing
community of researchers who recognize it as a resource of exceptional scale and utility. It …

Background Current search engines are keyword-based. Semantic technologies promise a
next generation of semantic search engines, which will be able to answer questions. Current …

A source expansion algorithm automatically extends a given text corpus with related content
from large external sources such as the Web. The expanded corpus is not intended for …

One strategy for facilitating reading comprehension is to present information in a question-
and-answer format. We demo a system that integrates the tasks of question answering (QA) …

Wikipedia articles are annotated by volunteer contributors with numerous links that connect
words and phrases to relevant titles. Links to general senses of a word are used …

This paper is concerned with the use of conversational agents as an interaction paradigm for
accessing open domain encyclopedic knowledge by means of Wikipedia. More precisely …

Studies have shown that natural language interfaces such as question answering and
conversational systems allow information to be accessed and understood more easily by …

This paper describes explorations in word sense disambiguation using Wikipedia as a
source of sense annotations. Through experiments on four different languages, we show …

Question answering systems (QA systems) stand as a new alternative for information
retrieval systems. We conducted a study to evaluate the efficiency of QA systems as …

Abstract Development of technologies in artificial intelligence has been rapidly increasing
with the Fourth Industrial Revolution, and researches related to AI have been actively …