Cluster analysis on the structure of the cryptocurrency market via Bitcoin–Ethereum filtering

Hierarchical Grouping to Optimize an Objective Function

Joe H. Ward · Journal of the American Statistical Association · 1963 · 19.2K citations

Natural Sciences, Computer Science, Mathematics +15

Testing for a unit root in time series regression

Peter C.B. Phillips, Pierre Perrón · Biometrika · 1988 · 17.9K citations

Social Sciences, Economics, Econometrics +16

Tests of Equality Between Sets of Coefficients in Two Linear Regressions

Gregory C. Chow · Econometrica · 1960 · 6.5K citations

Business, Biostatistics, Econometrics +7

On the shortest spanning subtree of a graph and the traveling salesman problem

Joseph B. Kruskal · Proceedings of the American Mathematical Society · 1956 · 5.1K citations · Full text

Natural Sciences, Mathematics, Algebra +11

Introduction to Statistical Time Series

James T. McClave, Wayne A. Fuller · Technometrics · 1978 · 4.3K citations

Natural Sciences, Mathematics, Probability Theory +11