نتایج جستجو برای: trec

تعداد نتایج: 3540  

Journal: :Arquivos brasileiros de oftalmologia 2011
Lígia Issa de Fendi Gustavo Viani Arruda Vital Paulino Costa Jayter Silva Paula

PURPOSE To conduct a systematic review with meta-analysis on the efficacy of trabeculectomy (TREC) followed by beta irradiation (BRT/TREC) compared to TREC alone for glaucoma in terms of intraocular pressure (IOP) control and adverse effects of treatment in different ethnic groups. METHODS A meta-analysis of randomized controlled trials (RCT) was performed comparing adjunct BRT treatment for ...

2005
Ming-Hung Hsu Hsin-Hsi Chen

There are three tasks in the Terabyte track of TREC 2005, i.e. Efficiency, Ad hoc and Named page finding. We participated in all the tasks and used different retrieval methods to deal with each task, aiming to vary the retrieval method according to the different characteristics of different tasks.

Journal: :Journal of Biomedical Discovery and Collaboration 2006
William R Hersh Ravi Teja Bhupatiraju Laura Ross Phoebe Roberts Aaron M Cohen Dale F Kraemer

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...

2010
Tetsuya Sakai

NTCIR, often referred to as the Asian TREC, is eleven years old now. From NTCIR-1 (1999) to NTCIR-6 (2007), I was a task participant. From NTCIR-7 (2008), I started to serve as an organiser. From NTCIR-9 (2011), I will be serving as an NTCIR evaluation co-chair. In this talk, I will first look back on the past NTCIR rounds with a focus on crosslingual and multilingual tasks, e.g. Advanced Cross...

1999
Mark E. Rorvig

In the course of eight TREC Conferences, retrieval performance of all systems started high and then declined. This was especially true for conference 5. Only in conferences 7 and 8 have performance levels reached those initially achieved. In this paper, scaling of the corpus of 450 TREC topics is performed. It is observed that as the visual dispersion of a topic set increases, the level of retr...

2009
Javier Parapar Ana Freire Alvaro Barreiro

The traditional retrieval models based on term matching are not effective in collections of degraded documents (output of OCR or ASR systems for instance). This paper presents a n-gram based distributed model for retrieval on degraded text large collections. Evaluation was carried out with both the TREC Confusion Track and Legal Track collections showing that the presented approach outperforms ...

1996
David D. Lewis

The TREC-5 ltering track, an evaluation of binary text classiication systems, was a repeat of the ltering evaluation run in a trial version for TREC-4, with only the data set and participants changing. Seven sites took part, submitting a total of ten runs. We review the nature of the task, the eeectiveness measures and evaluation methods used, and brieey discuss the results. Some deeciencies in...

2003
Ellen M. Voorhees

The twelfth Text REtrieval Conference, TREC 2003, was held at the National Institute of Standards and Technology (NIST) November 18–21, 2003. The conference was co-sponsored by NIST, the US Department of Defense Advanced Research and Development Activity (ARDA), and the Defense Advanced Research Projects Agency (DARPA). TREC 2003 is the latest in a series of workshops designed to foster researc...

2016
Sarvnaz Karimi Sara Falamaki Vincent Nguyen

We report on the participation of the CSIRO1 team, named as CSIROmed, in the TREC 2016 Clinical Decision Support Track. We submitted three automatic runs and and one manual run. Our best submitted run was the manual run using the summaries. We expanded the summaries with synonyms of diseases, metamap concepts, abbreviations as well as boosting phrases. We also report on experiments post TREC co...

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