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The metadata about scientific experiments published in online repositories have been shown to suffer from a high degree of representational heterogeneity---there are often many ways to represent the same type of information, such as a…

Computation and Language · Computer Science 2020-12-17 Rafael S. Gonçalves , Maulik R. Kamdar , Mark A. Musen

The number of biomedical research articles published has doubled in the past 20 years. Search engine based systems naturally center around searching, but researchers may not have a clear goal in mind, or the goal may be expressed in a query…

Digital Libraries · Computer Science 2017-10-25 Jessica Perrie , Yanqi Hao , Zack Hayat , Recep Colak , Kelly Lyons , Shankar Vembu , Sam Molyneux

Scientific metadata are often incomplete and noncompliant with community standards, limiting dataset findability, interoperability, and reuse. When reporting guidelines exist, they typically lack machine-actionable representations.…

As the growing interest of web recommendation systems those are applied to deliver customized data for their users, we started working on this system. Generally the recommendation systems are divided into two major categories such as…

Information Retrieval · Computer Science 2013-12-02 Ujwala Wanaskar , Sheetal Vij , Debajyoti Mukhopadhyay

In Data Mining, the usefulness of association rules is strongly limited by the huge amount of delivered rules. In this paper we propose a new approach to prune and filter discovered rules. Using Domain Ontologies, we strengthen the…

Machine Learning · Computer Science 2009-10-05 Claudia Marinica , Fabrice Guillet , Henri Briand

Scientists increasingly recognize the importance of providing rich, standards-adherent metadata to describe their experimental results. Despite the availability of sophisticated tools to assist in the process of data annotation,…

Mining association rules is a popular and well researched method for discovering interesting relations between variables in large databases. A practical problem is that at medium to low support values often a large number of frequent…

Databases · Computer Science 2008-12-18 Michael Hahsler , Christian Buchta , Kurt Hornik

The metadata about scientific experiments are crucial for finding, reproducing, and reusing the data that the metadata describe. We present a study of the quality of the metadata stored in BioSample--a repository of metadata about samples…

Document-level biomedical concept extraction is the task of identifying biomedical concepts mentioned in a given document. Recent advancements have adapted pre-trained language models for this task. However, the scarcity of domain-specific…

Computation and Language · Computer Science 2024-07-04 Qiwei Shao , Fengran Mo , Jian-Yun Nie

The Human Phenotype Ontology (HPO) is a structured repository of concepts (HPO Terms) that are associated to one or more diseases. The process of association is referred to as annotation. The relevance and the specificity of both HPO terms…

Quantitative Methods · Quantitative Biology 2017-01-03 Pietro Hiram Guzzi , Giuseppe Agapito , Marianna Milano , Mario Cannataro

The need for Knowledge and Data Discovery Management Systems (KDDMS) that support ad hoc data mining queries has been long recognized. A significant amount of research has gone into building tightly coupled systems that integrate…

Databases · Computer Science 2007-05-23 Raj P. Gopalan , Tariq Nuruddin , Yudho Giri Sucahyo

Healthcare institutes enrich the repository of patients' disease related information in an increasing manner which could have been more useful by carrying out relational analysis. Data mining algorithms are proven to be quite useful in…

Databases · Computer Science 2014-01-14 Mahmood A. Rashid , Md Tamjidul Hoque , Abdul Sattar

Association Rule mining is one of the most important fields in data mining and knowledge discovery. This paper proposes an algorithm that combines the simple association rules derived from basic Apriori Algorithm with the multiple minimum…

Databases · Computer Science 2014-10-07 Walaa Medhat , Ahmed Hassan Yousef , Hoda Korashy Mohamed

The Big Data landscape poses challenges in managing diverse data formats, requiring efficient storage and processing for high-quality analysis. Effective metadata management is crucial for organizing, accessing, and reusing data within…

Databases · Computer Science 2025-03-21 Claudia Diamantini , Alessandro Mele , Domenico Potena , Cristina Rossetti , Emanuele Storti

Inducing association rules is one of the central tasks in data mining applications. Quantitative association rules induced from databases describe rich and hidden relationships holding within data that can prove useful for various…

Computational Complexity · Computer Science 2007-05-23 Fabrizio Angiulli , Giovambattista Ianni , Luigi Palopoli

While scientists increasingly recognize the importance of metadata in describing their data, spreadsheets remain the preferred tool for supplying this information despite their limitations in ensuring compliance and quality. Various tools…

Digital Libraries · Computer Science 2023-12-15 Martin J. O'Connor , Marcos Martínez-Romero , Mete Ugur Akdogan , Josef Hardi , Mark A. Musen

Biomedical researchers use ontologies to annotate their data with ontology terms, enabling better data integration and interoperability. However, the number, variety and complexity of current biomedical ontologies make it cumbersome for…

Artificial Intelligence · Computer Science 2017-06-09 Marcos Martinez-Romero , Clement Jonquet , Martin J. O'Connor , John Graybeal , Alejandro Pazos , Mark A. Musen

Mapping complex metadata structures is crucial in a number of domains such as data integration, ontology alignment or model management. To speed up that process automatic matching systems were developed to compute mapping suggestions that…

Databases · Computer Science 2011-08-10 Eric Peukert , Julian Eberius , Erhard Rahm

It is challenging to determine whether datasets are findable, accessible, interoperable, and reusable (FAIR) because the FAIR Guiding Principles refer to highly idiosyncratic criteria regarding the metadata used to annotate datasets.…

Digital Libraries · Computer Science 2022-10-17 Mark A. Musen , Martin J. O'Connor , Erik Schultes , Marcos Martinez-Romero , Josef Hardi , John Graybeal

This paper presents a variation of Apriori algorithm that includes the role of domain expert to guide and speed up the overall knowledge discovery task. Usually, the user is interested in finding relationships between certain attributes…

Databases · Computer Science 2010-04-22 Vikram Singh , Sapna Nagpal
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