101 citations · 109 across the 4 of their papers we have counts for
4 papers
Methods of Hierarchical Clustering
Fionn Murtagh, Pedro Contreras
We survey agglomerative hierarchical clustering algorithms and discuss efficient implementations that are available in R and other software environments. We look at hierarchical se…
Ultrametric and Generalized Ultrametric in Computational Logic and in Data Analysis
Fionn Murtagh
Following a review of metric, ultrametric and generalized ultrametric, we review their application in data analysis. We show how they allow us to explore both geometry and topology…
Segmentation and Nodal Points in Narrative: Study of Multiple Variations of a Ballad
Fionn Murtagh, Adam Ganz
The Lady Maisry ballads afford us a framework within which to segment a storyline into its major components. Segments and as a consequence nodal points are discussed for nine diffe…
Origins of Modern Data Analysis Linked to the Beginnings and Early Development of Computer Science and Information Engineering
Fionn Murtagh
The history of data analysis that is addressed here is underpinned by two themes, -- those of tabular data analysis, and the analysis of collected heterogeneous data. "Exploratory…