What is he best known for?
The fields of study he is best known for:
- Statistics
- Artificial intelligence
- Machine learning
His primary scientific interests are in Data science, Information retrieval, Citation, Bibliographic coupling and Data mining.
Citation network and Text mining is closely connected to Visualization in his research, which is encompassed under the umbrella topic of Data science.
His research on Information retrieval often connects related areas such as Citation analysis.
His work deals with themes such as Social science and Sociology of scientific knowledge, which intersect with Citation.
His study focuses on the intersection of Bibliographic coupling and fields such as Construct with connections in the field of Focus and Fractional counting.
His Co-citation research incorporates elements of Science mapping and Representation.
His most cited work include:
- Software survey: VOSviewer, a computer program for bibliometric mapping. (2494 citations)
- Software survey: VOSviewer, a computer program for bibliometric mapping. (2494 citations)
- Bibliometrics: The Leiden Manifesto for research metrics (781 citations)
What are the main themes of his work throughout his whole career to date?
Ludo Waltman mostly deals with Citation, Information retrieval, Data science, Citation impact and Data mining.
Ludo Waltman interconnects Actuarial science and Cluster analysis in the investigation of issues within Citation.
His Information retrieval research is multidisciplinary, incorporating perspectives in Bibliographic coupling and Similarity.
Ludo Waltman has included themes like Visualization and Scientometrics in his Data science study.
In Data mining, Ludo Waltman works on issues like Normalization, which are connected to Fractional counting.
His work carried out in the field of Citation analysis brings together such families of science as Bibliometrics and Econometrics.
He most often published in these fields:
- Citation (27.56%)
- Information retrieval (20.00%)
- Data science (15.56%)
What were the highlights of his more recent work (between 2019-2021)?
- Citation (27.56%)
- Information retrieval (20.00%)
- Skewness (2.67%)
In recent papers he was focusing on the following fields of study:
Ludo Waltman focuses on Citation, Information retrieval, Skewness, Psychology and Relevance.
His Citation network study in the realm of Citation connects with subjects such as Tracing, Mathematical properties and Formal description.
His Information retrieval research includes elements of Strengths and weaknesses and Pairwise comparison.
His Skewness research is multidisciplinary, incorporating elements of Actuarial science and San Francisco Declaration on Research Assessment.
His work investigates the relationship between San Francisco Declaration on Research Assessment and topics such as Value that intersect with problems in Focus and Econometrics.
His research on Relevance frequently links to adjacent areas such as Subject.
Between 2019 and 2021, his most popular works were:
- A scientometric overview of CORD-19 (23 citations)
- A principled methodology for comparing relatedness measures for clustering publications (14 citations)
- Large-scale comparison of bibliographic data sources: Scopus, Web of Science, Dimensions, Crossref, and Microsoft Academic. (12 citations)
In his most recent research, the most cited papers focused on:
- Statistics
- Artificial intelligence
- Machine learning
His primary areas of investigation include Scopus, Web of science, Information retrieval, Citation and Social media.
Multidisciplinary approach, Scale, World Wide Web, Scientific literature and Strengths and weaknesses are fields of study that overlap with his Scopus research.
His Web of science studies intersect with other subjects such as Pairwise comparison and Document type definition.
His Information retrieval research incorporates themes from Similarity, Bibliographic coupling and Cluster analysis.
Much of his study explores Citation relationship to Measure.
His studies link Relevance with Social media.
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