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Has large-scale named-entity network analysis been resting on a flawed assump...
: The assumption that a name uniquely identifies an entity introduces two types of errors: splitting treats one entity as two or more (because of name variants); lumping treats... -
Characterizing and modeling citation dynamics
Citation distributions are crucial for the analysis and modeling of the activity of scientists. We investigated bibliometric data of papers published in journals of the American... -
The Impact of Article Length on the Number of Future Citations: A Bibliometri...
Background The number of citations received is considered an index of study quality and impact. We aimed to examine the factors associated with the number of citations of... -
Visualizing the Topical Structure of the Medical Sciences: A Self-Organizing ...
Background We implement a high-resolution visualization of the medical knowledge domain using the self-organizing map (SOM) method, based on a corpus of over two million... -
Word diffusion and climate science.
As public and political debates often demonstrate, a substantial disjoint can exist between the findings of science and the impact it has on the public. Using climate-change... -
Research blogs and the discussion of scholarly information.
The research blog has become a popular mechanism for the quick discussion of scholarly information. However, unlike peer-reviewed journals, the characteristics of this form of... -
An absolute index (Ab-index) to measure a researcher's useful contributions a...
Bibliographic analysis has been a very powerful tool in evaluating the effective contributions of a researcher and determining his/her future research potential. The lack of an... -
Who is the best player ever? A complex network analysis of the history of pro...
We consider all matches played by professional tennis players between 1968 and 2010, and, on the basis of this data set, construct a directed and weighted network of contacts.... -
Using Noun Phrases for Navigating Biomedical Literature on Pubmed: How Many U...
Author-supplied citations are a fraction of the related literature for a paper. The “related citations” on PubMed is typically dozens or hundreds of results long, and does not... -
Opportunities for Web-Based Indicators in Environmental Sciences
This paper proposes a set of web-based indicators for quantifying and ranking the relevance of terms related to key-issues in Ecology and Sustainability Science. Search engines... -
Do Altmetrics Work? Twitter and Ten Other Social Web Services
Altmetric measurements derived from the social web are increasingly advocated and used as early indicators of article impact and usefulness. Nevertheless, there is a lack of... -
Clustering More than Two Million Biomedical Publications: Comparing the Accur...
Background We investigate the accuracy of different similarity approaches for clustering over two million biomedical documents. Clustering large sets of text documents is... -
Macro-Indicators of Citation Impacts of Six Prolific Countries: InCites Data ...
Using the InCites tool of Thomson Reuters, this study compares normalized citation impact values calculated for China, Japan, France, Germany, United States, and the UK... -
Database citation in full text biomedical articles.
Molecular biology and literature databases represent essential infrastructure for life science research. Effective integration of these data resources requires that there are... -
Who Shares? Who Doesn't? Factors Associated with Openly Archiving Raw Researc...
Many initiatives encourage investigators to share their raw datasets in hopes of increasing research efficiency and quality. Despite these investments of time and money, we do... -
Phylomemetic patterns in science evolution-The rise and fall of scientific fi...
We introduce an automated method for the bottom-up reconstruction of the cognitive evolution of science, based on big-data issued from digital libraries, and modeled as lineage... -
Feature Engineering and a Proposed Decision-Support System for Systematic Rev...
Objectives: Evidence-based medicine depends on the timely synthesis of research findings. An important source of synthesized evidence resides in systematic reviews. However, a... -
Trends in Citations to Books on Epidemiological and Statistical Methods in th...
BackgroundThere are no analyses of citations to books on epidemiological and statistical methods in the biomedical literature. Such analyses may shed light on how concepts and... -
Academic Impact of a Public Electronic Health Database: Bibliometric Analysis...
Background Studies that use electronic health databases as research material are getting popular but the influence of a single electronic health database had not been well... -
Design and Update of a Classification System: The UCSD Map of Science
Global maps of science can be used as a reference system to chart career trajectories, the location of emerging research frontiers, or the expertise profiles of institutes or...