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People and computers have different understandings of questions, and people have different needs for answers. For some questions, people may not need objective answers, but developmental opinions. This paper analyzes long and difficult questions in an ...

This paper describes a natural language question answering system focused on answering financial domain questions using a daily updated corpus of financial reports. Financial entity types of interest included company stocks, country bonds, currencies, ...

Recent years have witnessed a new trend of building ontology-based question answering systems. These systems use semantic web information to produce more precise answers to users’ queries. However, these systems are mostly designed for English. In this ...

This paper summarizes the classification, implementation and evaluation of question answering system (QA). QA is divided into four categories: chat robot, QA based knowledge base, QA retrieval system and QA based on free text. Web QA system is composed ...

In providing a service to mobile users, it would be critical to know what types of information they would look for in association with geo-referenced entities that may be extractable from queries or contexts. While understanding high-level user ...

A novel solution to the online question-answering problem leverages community-contributed text and video answers on the Web.

This paper describes the participation of the Research Institute for Artificial Intelligence of the Romanian Academy (RACAI) to the Multiple Language Question Answering Main Task at the CLEF 2008 competition. We present our Question Answering system ...

This paper describes a query generation using semantic features to represent the information demand of users for question answering and information retrieval. One of fundamental reasons why unwanted results are included in responses of all information ...

Classroom questioning has a long history as an instructional process. Investigation of classroom questioning, is a very labor-intensive endeavor. This study has developed the software tool, QANALYZE, an expert system shell, to aid in examination of ...