A taxonomic study of the vocabulary of emotions.

A circumplex model of affect.

James A. Russell · Journal of Personality and Social Psychology · 1980 · 16K citations

Social Sciences, Psychology, Social Psychology +9

Multidimensional Scaling by Optimizing Goodness of Fit to a Nonmetric Hypothesis

Joseph B. Kruskal · Psychometrika · 1964 · 7.4K citations

Social Sciences, Educational Measurement, Psychometrics +10

Constants across cultures in the face and emotion.

Paul Ekman, Wallace V. Friesen · Journal of Personality and Social Psychology · 1971 · 5.4K citations

Social Sciences, Psychology, Social Psychology +17

Hierarchical Clustering Schemes

S. C. Johnson · Psychometrika · 1967 · 4.9K citations

Computing, Computer Science, Computational Geometry +11

Toward a consensual structure of mood.

David Watson, Auke Tellegen · Psychological Bulletin · 1985 · 4.3K citations

Social Sciences, Behavioral Sciences, Psychology +4