2022
Characterizing Impulsivity in Individuals with Heroin Use Disorder
Kang T, Zhang Y, Zhao J, Li X, Jiang H, Niu X, Xie R, Ding X, Steele V, Yuan T. Characterizing Impulsivity in Individuals with Heroin Use Disorder. International Journal Of Mental Health And Addiction 2022, 22: 1530-1545. DOI: 10.1007/s11469-022-00941-8.Peer-Reviewed Original ResearchHeroin use disorderHealthy controlsUse disordersClinical severityMale healthy controlsSubstance use disordersDaily dosageRehabilitation hospitalFormer groupBIS-11 scoresMale participantsDisordersMale individualsSeverityParticipantsImpulsivityScoresTotal net scoreCognitive impulsivityGroupHospitalIGTIndividuals
2015
Machine learning of structural magnetic resonance imaging predicts psychopathic traits in adolescent offenders
Steele VR, Rao V, Calhoun VD, Kiehl KA. Machine learning of structural magnetic resonance imaging predicts psychopathic traits in adolescent offenders. NeuroImage 2015, 145: 265-273. PMID: 26690808, PMCID: PMC4903946, DOI: 10.1016/j.neuroimage.2015.12.013.Peer-Reviewed Original ResearchConceptsLow psychopathic traitsPsychopathic traitsPersonality traitsNeural measuresElevated psychopathic traitsHigh psychopathic traitsVoxel-based morphometry dataNon-incarcerated youthSupport vector machine (SVM) learning modelStructural magnetic resonance imagingNeural correlatesAdolescent offendersAdolescent participantsGroup membershipClinical groupsHealthy controlsParalimbic systemNuanced modelsPersonality disorderFuture behaviorIncarcerated individualsYouthPsychopathyMachine learning modelsLearning model