2022
Additive Conditional Independence for Large and Complex Biological Structures
Lee K, Li B, Zhao H. Additive Conditional Independence for Large and Complex Biological Structures. Springer Handbooks Of Computational Statistics 2022, 153-171. DOI: 10.1007/978-3-662-65902-1_8.Peer-Reviewed Original Research
2021
Promote sign consistency in the joint estimation of precision matrices
Zhang Q, Ma S, Huang Y. Promote sign consistency in the joint estimation of precision matrices. Computational Statistics & Data Analysis 2021, 159: 107210. DOI: 10.1016/j.csda.2021.107210.Peer-Reviewed Original ResearchMultiple precision matricesPrecision matrixRegularization methodJoint estimationGroup parametersSign consistencyConsistency propertiesGaussian graphical modelsNovel regularization methodHigh-dimensional dataRandom variablesSparsity structureData examplesMore interpretable resultsNatural interpretationConditional independenceInterpretable resultsGraphical modelsPractical examplesEstimationConflicting signsPopular toolMatrixParametersFull flexibility
2016
On an additive partial correlation operator and nonparametric estimation of graphical models
Lee KY, Li B, Zhao H. On an additive partial correlation operator and nonparametric estimation of graphical models. Biometrika 2016, 103: 513-530. PMID: 29422689, PMCID: PMC5793672, DOI: 10.1093/biomet/asw028.Peer-Reviewed Original Research
2015
Conditional Distance Correlation
Wang X, Pan W, Hu W, Tian Y, Zhang H. Conditional Distance Correlation. Journal Of The American Statistical Association 2015, 110: 1726-1734. PMID: 26877569, PMCID: PMC4749041, DOI: 10.1080/01621459.2014.993081.Peer-Reviewed Original ResearchMultivariate random variablesThird random variableRandom variablesSample versionReal data analysisDesirable theoretical propertiesStatistical inferenceConditional dependenceRandom kernelsTheoretical propertiesArbitrary dimensionImportant practical utilityU-processesTest statisticConditional independenceGraphical modelsNumerical simulationsDistance correlationIntuitive propertiesMonotonic functionSample measuresNonparametric measuresPractical utilityDependenceVariables
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