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医学科技查新----数据库智能检索实例

已有 1908 次阅读 2014-5-9 17:19 |个人分类:信息检索|系统分类:科研笔记


科技查新检索都比较复杂,主题多。

靠检索员自己制定全面、准确的检索策略,确实比较困难。

现在的检索系统一般都有智能检索技术支持,能保证查全的基础上查准。

看看这个检索实例,还不算复杂,只有机器能做到,人是不行的。


检索平台:美国NIH临床试验网站

http://clinicaltrials.gov/ct2/results?term=Coronary+Disease++and+++adenosine+triphosphate++and+++radionuclide+imaging+++and++Multicenter+Study++&Search=Search

检索课题内容

ATP介入心肌灌注显像诊断冠心病多中心研究

A Multi Centers Research on Adenosine TriphosphateStress Myocardial Perfusion Imaging in Detection of Coronary Artery Disease

ATP介入心肌灌注显像诊断冠心病多中心研究:213例病人在一个月内行三磷酸腺苷负荷核素心肌灌注显像(ATP-MPI)和冠状动脉造影(CAG),以CAG结果为金标准,研究ATP-MPI诊断冠心病的准确性及其安全性。

Found no studies with search of:  Coronary Disease and adenosine triphosphate and radionuclide imaging and Multicenter Study
Query Suggestions:    检索提问和检索策略
The term, Coronary Disease and adenosine triphosphate and radionuclide imaging and Multicenter Study, must be relaxed or trimmed to find documents
Trim term to: coronary disease AND adenosine AND radionuclide imaging AND multicenter studycoronary disease AND adenosine AND radionuclide imaging AND multicenter study
Trim term to: coronary disease AND adenosine triphosphate AND imaging AND multicentercoronary disease AND adenosine triphosphate AND imaging AND multicenter
Trim term to: coronary disease AND radionuclide imaging AND multicenter studycoronary disease AND radionuclide imaging AND multicenter study
Trim term to: coronary disease AND adenosine AND imaging AND multicenter studycoronary disease AND adenosine AND imaging AND multicenter study
Trim term to: coronary disease AND adenosine triphosphate AND multicentercoronary disease AND adenosine triphosphate AND multicenter
Trim term to: coronary AND adenosine triphosphate AND multicenter studycoronary AND adenosine triphosphate AND multicenter study
Trim term to: coronary disease AND adenosine AND radionuclide imagingcoronary disease AND adenosine AND radionuclide imaging
Recognized Terms and Synonyms:<div class="indent2 body3" "="" style="font-size: 14px; line-height: 1.4em; ">
检索结果   coronary disease and adenosine triphosphate and radionuclide imaging and multicenter study:   0 studies

检索用词

检索系统自动将同义词、近义词查全。

adenosine triphosphate:   34 studies

adenosine 5'-triphosphate
adenosine 5'-triphosphoric acid
atriphos
striadyne
radionuclide imaging:   5280 studies
gamma camera imaging
imaging, gamma camera
isotope study
nuclear medicine
radioimaging
radioisotope scanning
radioisotope studies
radionuclide study
radionuclide technique
scan
scanning
scintigraphy
multicenter study:   5223 studies
multi-institutional clinical trial
multicenter studies
multicenter trials
coronary disease:   3666 studies
cad
coronary artery diseases
coronary disorder
coronary heart disease
radionuclide:   192 studies
radioactive isotopes
radioisotope
radionuclides
triphosphate:   77 studies
triphosphoric acid
tripolyphosphate
multicenter:   20386 studies
adenosine:   433 studies
adeno-jec
adenocard
adenoscan
my-o-den
coronary:   19906 studies
cardiac
heart
disease:   137438 studies
condition
diseases
disorders
imaging:   7934 studies
study:   158494 studies
clinical research
No Related Terms

http://clinicaltrials.gov/ct2/results?term=Coronary+Disease++and+++adenosine+triphosphate++and+++radionuclide+imaging+++and++Multicenter+Study++&Search=Search

 PUBMED数据库平台

http://www.ncbi.nlm.nih.gov/pubmed/details?querykey=1

 详细的智能检索策略

("coronary disease"[MeSH Terms] OR ("coronary"[All Fields] AND "disease"[All Fields]) OR "coronary disease"[All Fields]) AND ("adenosine triphosphate"[MeSH Terms] OR ("adenosine"[All Fields] AND "triphosphate"[All Fields]) OR "adenosine triphosphate"[All Fields]) AND ("radionuclide imaging"[Subheading] OR ("radionuclide"[All Fields] AND "imaging"[All Fields]) OR "radionuclide imaging"[All Fields] OR "radionuclide imaging"[MeSH Terms] OR ("radionuclide"[All Fields] AND "imaging"[All Fields])) AND ("multicenter study"[Publication Type] OR "multicenter studies as topic"[MeSH Terms] OR "multicenter study"[All Fields] OR "multicentre study"[All Fields])

Result:
3
Stopword(s) Ignored:
and
Translations:
Coronary Disease"coronary disease"[MeSH Terms] OR ("coronary"[All Fields] AND "disease"[All Fields]) OR "coronary disease"[All Fields]
Multicenter Study"multicenter study"[Publication Type] OR "multicenter studies as topic"[MeSH Terms] OR "multicenter study"[All Fields] OR "multicentre study"[All Fields]
adenosine triphosphate"adenosine triphosphate"[MeSH Terms] OR ("adenosine"[All Fields] AND "triphosphate"[All Fields]) OR "adenosine triphosphate"[All Fields]
radionuclide imaging"radionuclide imaging"[Subheading] OR ("radionuclide"[All Fields] AND "imaging"[All Fields]) OR "radionuclide imaging"[All Fields] OR "radionuclide imaging"[MeSH Terms] OR ("radionuclide"[All Fields] AND "imaging"[All Fields])
Database:
PubMed
User query:  检索提问
Coronary Disease and adenosine triphosphate and radionuclide imaging and Multicenter Study

http://www.ncbi.nlm.nih.gov/pubmed/details?querykey=1

 



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