在MEDLINE中的算法索引经常忽略重要概念,可能会损害文献搜索结果
Alexandre Amar-Zifkin1, Taline Ekmekjian2, Virginie Paquet3
1alexandre.amar-zifkin@umontreal.ca, Bibliothèque de la Santé, Université de Montréal, Montréal, Québec, Canada.
Journal of the Medical Library Association : JMLA
|February 20, 2025
概括
医学文本索引器-自动 (MTIA) 算法
科学领域:
- 生物医学信息学 生物医学信息学
- 医学图书馆 科学 医学图书馆
- 计算语言学 计算语言学
背景情况:
- 对于生物医学研究检索,MEDLINE记录至关重要.
- 算法索引旨在提高MEDLINE的效率和一致性.
- 准确的索引对于有效的文献搜索至关重要.
研究的目的:
- 评估 MEDLINE 中算法分配的医学科目标题 (MeSH) 的概念性适当性.
- 通过医学文本索引器-自动 (MTIA) 算法识别算法索引的特定问题.
主要方法:
- 评估了2023年2月至3月由MTIA算法索引的MEDLINE记录样本.
- 确定了MTIA分配的MeSH准确地代表了该出版物的主要概念的记录比例.
- 分析了索引不足的类型,包括不恰当的,过于一般的或缺失的MeSH术语.
主要成果:
- 53%的记录表现出足够的索引,代表主要概念.
- 47%的记录有索引不足影响检索.
- 确定了诸如由于缩写词/语言,过于一般的术语和错过的概念而导致不适当的MeSH等问题.
结论:
- MTIA算法,包括最近的校准,经常分配不相关或不准确的术语,而忽略了相关的术语.
- 不准确的算法索引可以导致相关出版物的遗漏和不相关的检索.
- 对索引算法进行持续评估和修订是必要的,以确保对 MEDLINE 记录进行准确和精确的 MeSH 术语分配.
关键词:
抽象化和索引化 抽象和索引化算法算法是一种算法.数据库搜索 数据库搜索信息存储 信息存储在 MEDLINE 里,我们可以看到 MEDLINE.这就是为什么MeSH MeSH.医学科目标题 医学科目标题在PubMed上发现了这一点.检索检索可以检索.搜索策略 搜索策略更多相关视频
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