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20042023
most citedRecovering the number of clusters in data sets with noise features using feature rescaling factors

362 citations · 612 across the 28 of their papers we have counts for

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2 papers · 1 filter

math.ST2021★ 3 cited

Parameters not empirically identifiable or distinguishable, including correlation between Gaussian observations

Christian Hennig

Note: Accepted version, published in Statistical Papers, https://doi.org/10.1007/s00362-023-01414-3. It is shown that some theoretically identifiable parameters cannot be empirical…

math.ST2004★ 110 cited

Breakdown points for maximum likelihood estimators of location-scale mixtures

Christian Hennig

ML-estimation based on mixtures of Normal distributions is a widely used tool for cluster analysis. However, a single outlier can make the parameter estimation of at least one of t…