Ground water quality classification by decision tree method in Ardebil region, Iran

A Coefficient of Agreement for Nominal Scales

Jacob Cohen · Educational and Psychological Measurement · 1960 · 41.3K citations

Education, Educational Assessment, Educational Measurement +8

Diagnosis and Improvement of Saline and Alkali Soils

L. A. Richards · Soil Science · 1954 · 9.2K citations

Agriculture, Agronomy, Soil Sciences +11

The Varimax Criterion for Analytic Rotation in Factor Analysis

Henry F. Kaiser · Psychometrika · 1958 · 7.6K citations

Education, Educational Measurement, Item Response Theory +15

A graphic procedure in the geochemical interpretation of water‐analyses

Transactions American Geophysical Union · 1944 · 5.5K citations

Natural Sciences, Chemistry, Earth Sciences +10

A User's Guide to Principal Components

Stefan D. Leigh, J. Edward Jackson · Technometrics · 1993 · 3.4K citations

Computing, Data Science, Multivariate Visualization +7