I2R at TREC 2006 Genomics Track

نویسندگان

  • Nie Yu
  • Lingpeng Yang
  • Jie Zhang
  • Jian Su
  • Dong-Hong Ji
چکیده

This paper describes the method we used for the Genomics Track of TREC 2006. BM25 model is implemented to retrieve relevant documents. We also tried to re-ranking documents based on the initial retrieval before passage retrieval. Passages are retrieved based on the concepts defining in topics and concept coverage. Results of submitted runs are listed and discussed.

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

TREC 2005 Genomics Track at I2R

This paper describes the methods we used for the Ad Hoc task of TREC Genomics Track. Synonym dictionary for genes and pseudo relevance feedback are used to expand queries. BM25 model is implemented to retrieve relevant documents. We also tried to exploit name entities and their co-references in the retrieval. Results of submitted runs are listed and discussed.

متن کامل

ASU at TREC 2006 Genomics Track

This paper describes our experiments in the TREC 2006 Genomics track submitted by the ASU BioAI group, as well as experiments based on the improvements made after our submission. Some of the major issues we tried to address in our experiments are how to (1) extract keywords from natural language questions in the biomedical domain and (2) determine the relevancy of passages.

متن کامل

DUTIR at TREC 2006: Genomics and Enterprise Tracks

This paper describes the techniques we applied for the two TREC 2006 tracks, i.e., Genomics and Enterprise track. For the Genomics Track, we used a Rocchio relevance feedback method to expand the terms and then performed passage retrieval by building dual index and using half overlapped windows passages. Several approaches to merge the results and rerank the passages are presented. For the Ente...

متن کامل

IIT TREC 2006: Genomics Track

For the TREC-2006 Genomics Track, we report on the effectiveness of composite information retrieval functions based on a dimensional data model for improving document, passage, and aspect search precision of genomics literature. We designed an approach, and developed a corresponding search engine, based on a novel dimensional data model capable of document, paragraph, sentence, and passage leve...

متن کامل

Enhancing access to the Bibliome: the TREC 2004 Genomics Track

BACKGROUND The goal of the TREC Genomics Track is to improve information retrieval in the area of genomics by creating test collections that will allow researchers to improve and better understand failures of their systems. The 2004 track included an ad hoc retrieval task, simulating use of a search engine to obtain documents about biomedical topics. This paper describes the Genomics Track of t...

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 2006