J. A. Hartigan

32.7k total citations · 6 hit papers
83 papers, 22.2k citations indexed

About

J. A. Hartigan is a scholar working on Statistics and Probability, Artificial Intelligence and Management Science and Operations Research. According to data from OpenAlex, J. A. Hartigan has authored 83 papers receiving a total of 22.2k indexed citations (citations by other indexed papers that have themselves been cited), including 37 papers in Statistics and Probability, 26 papers in Artificial Intelligence and 7 papers in Management Science and Operations Research. Recurrent topics in J. A. Hartigan's work include Advanced Statistical Methods and Models (19 papers), Bayesian Methods and Mixture Models (16 papers) and Statistical Methods and Inference (11 papers). J. A. Hartigan is often cited by papers focused on Advanced Statistical Methods and Models (19 papers), Bayesian Methods and Mixture Models (16 papers) and Statistical Methods and Inference (11 papers). J. A. Hartigan collaborates with scholars based in United States, Ireland and Canada. J. A. Hartigan's co-authors include M. Anthony Wong, Pamela Hartigan, Daniel Barry, Beat Kleiner, Laszlo Engelman, John Van Ryzin, E. J. G. Pitman, Bruce Rannala, Alexander Barvinok and John Concato and has published in prestigious journals such as Journal of the American Statistical Association, Technometrics and Journal of Marketing Research.

In The Last Decade

J. A. Hartigan

81 papers receiving 20.6k citations

Hit Papers

Algorithm AS 136: A K-Means Clustering Algorithm 1972 2026 1990 2008 1979 1975 1976 1985 1972 2.5k 5.0k 7.5k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Algorithm AS 136: A K-Means Clustering Algorithm
    1979 9.9k citations J. A. Hartigan, M. Anthony Wong Journal of the Royal Statistical Society Series C (Applied Statistics) profile →
  2. Clustering Algorithms
    1975 4.2k citations J. A. Hartigan profile →
  3. Clustering Algorithms.
    1976 1.8k citations J. A. Hartigan et al. Journal of the American Statistical Association profile →
  4. The Dip Test of Unimodality
    1985 1.4k citations J. A. Hartigan et al. The Annals of Statistics profile →
  5. Direct Clustering of a Data Matrix
    1972 667 citations J. A. Hartigan Journal of the American Statistical Association profile →
  6. Algorithm AS136 : A K-means clustering algorithm
    1979 551 citations J. A. Hartigan Journal of the Royal Statistical Society Series C (Applied Statistics) profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
J. A. Hartigan United States 35 6.9k 3.3k 2.9k 2.1k 2.0k 83 22.2k
J. Friedman United States 25 5.1k 0.7× 2.3k 0.7× 2.6k 0.9× 1.9k 0.9× 1.1k 0.6× 49 21.3k
William S. Cleveland United States 46 3.5k 0.5× 4.2k 1.3× 1.9k 0.7× 2.8k 1.3× 1.3k 0.6× 141 28.0k
Charles J. Stone United States 36 7.7k 1.1× 1.9k 0.6× 1.7k 0.6× 4.9k 2.4× 1.2k 0.6× 85 27.1k
Ian T. Jolliffe United Kingdom 39 4.4k 0.6× 3.9k 1.2× 2.6k 0.9× 1.6k 0.8× 2.2k 1.1× 115 29.4k
Kurt Hornik Austria 61 11.9k 1.7× 3.1k 0.9× 2.4k 0.9× 1.5k 0.7× 1.8k 0.9× 269 39.7k
Richard A. Olshen United States 41 12.0k 1.8× 3.4k 1.0× 3.9k 1.4× 2.5k 1.2× 2.3k 1.2× 119 43.3k
John W. Tukey United States 70 6.7k 1.0× 4.7k 1.4× 2.9k 1.0× 8.1k 3.8× 4.0k 2.0× 229 52.7k
Geoffrey J. McLachlan Australia 52 12.0k 1.7× 3.3k 1.0× 3.8k 1.3× 6.6k 3.2× 2.0k 1.0× 272 29.4k
Joseph B. Kruskal United States 24 3.6k 0.5× 2.4k 0.7× 1.8k 0.6× 783 0.4× 2.0k 1.0× 49 20.5k
David J. Hand United Kingdom 66 9.2k 1.3× 1.9k 0.6× 1.4k 0.5× 2.3k 1.1× 1.4k 0.7× 369 24.0k

Countries citing papers authored by J. A. Hartigan

Since Specialization
Citations

This map shows the geographic impact of J. A. Hartigan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by J. A. Hartigan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites J. A. Hartigan more than expected).

Fields of papers citing papers by J. A. Hartigan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. A. Hartigan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by J. A. Hartigan. The network helps show where J. A. Hartigan may publish in the future.

Co-authorship network of co-authors of J. A. Hartigan

This figure shows the co-authorship network connecting the top 25 collaborators of J. A. Hartigan. A scholar is included among the top collaborators of J. A. Hartigan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with J. A. Hartigan. J. A. Hartigan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Hartigan, J. A., et al.. (2024). Improving Care for People Aging with HIV: A Collaborative Quality Improvement Approach. Journal of Community Health. 49(6). 1026–1032. 4 indexed citations
2.
Hartigan, J. A.. (2017). Care of the Species. University of Minnesota Press eBooks. 52 indexed citations
3.
Hartigan, J. A.. (2014). Bounding the maximum of dependent random variables. Electronic Journal of Statistics. 8(2). 10 indexed citations
4.
Barvinok, Alexander & J. A. Hartigan. (2012). An asymptotic formula for the number of non-negative integer matrices with prescribed row and column sums. Transactions of the American Mathematical Society. 364(8). 4323–4368. 12 indexed citations
5.
Barvinok, Alexander & J. A. Hartigan. (2010). Maximum entropy Gaussian approximations for the number of integer points and volumes of polytopes. Advances in Applied Mathematics. 45(2). 252–289. 15 indexed citations
6.
Barry, Daniel & J. A. Hartigan. (1993). Choice Models for Predicting Divisional Winners in Major League Baseball. Journal of the American Statistical Association. 88(423). 766–774. 19 indexed citations
7.
Barry, Daniel & J. A. Hartigan. (1993). A Bayesian Analysis for Change Point Problems. Journal of the American Statistical Association. 88(421). 309–319. 455 indexed citations
8.
Barry, Daniel & J. A. Hartigan. (1992). Product Partition Models for Change Point Problems. The Annals of Statistics. 20(1). 191 indexed citations
9.
10.
Kleiner, Beat & J. A. Hartigan. (1981). Representing Points in Many Dimensions by Trees and Castles. Journal of the American Statistical Association. 76(374). 260–269. 97 indexed citations
11.
Hartigan, J. A.. (1981). Consistency of Single Linkage for High-Density Clusters. Journal of the American Statistical Association. 76(374). 388–394. 110 indexed citations
12.
Hartigan, J. A., et al.. (1981). Clustering Algorithms. Journal of Marketing Research. 18(4). 487–487. 147 indexed citations
13.
Hartigan, J. A. & M. Anthony Wong. (1979). Algorithm AS 136: A K-Means Clustering Algorithm. Journal of the Royal Statistical Society Series C (Applied Statistics). 28(1). 100–100. 9941 indexed citations breakdown →
14.
Hartigan, J. A.. (1979). Algorithm AS136 : A K-means clustering algorithm. Journal of the Royal Statistical Society Series C (Applied Statistics). 28. 100–108. 551 indexed citations breakdown →
15.
Eddy, William F. & J. A. Hartigan. (1977). Uniform Convergence of the Empirical Distribution Function Over Convex Sets. The Annals of Statistics. 5(2). 18 indexed citations
16.
Henderson, A. S., J. A. Hartigan, Josh Davidson, et al.. (1977). A Typology of Parasuicide. The British Journal of Psychiatry. 131(6). 631–641. 31 indexed citations
17.
Hartigan, J. A.. (1975). Printer graphics for clustering. Journal of Statistical Computation and Simulation. 4(3). 187–213. 104 indexed citations
18.
Hartigan, J. A.. (1973). Minimum Mutation Fits to a Given Tree. Biometrics. 29(1). 53–53. 168 indexed citations
19.
Hartigan, J. A.. (1969). Linear Bayesian Methods. Journal of the Royal Statistical Society Series B (Statistical Methodology). 31(3). 446–454. 83 indexed citations
20.
Hartigan, J. A.. (1968). Note on Discordant Observations. Journal of the Royal Statistical Society Series B (Statistical Methodology). 30(3). 545–550. 6 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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Breakdown of academic impact, for papers by J. Friedman Breakdown of academic impact, for papers by William S. Cleveland Breakdown of academic impact, for papers by Charles J. Stone Breakdown of academic impact, for papers by Ian T. Jolliffe Breakdown of academic impact, for papers by Kurt Hornik Breakdown of academic impact, for papers by Richard A. Olshen Breakdown of academic impact, for papers by John W. Tukey Breakdown of academic impact, for papers by Geoffrey J. McLachlan Breakdown of academic impact, for papers by Joseph B. Kruskal Breakdown of academic impact, for papers by David J. Hand
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