2015
VERTIcal Grid lOgistic regression (VERTIGO)
Li Y, Jiang X, Wang S, Xiong H, Ohno-Machado L. VERTIcal Grid lOgistic regression (VERTIGO). Journal Of The American Medical Informatics Association 2015, 23: 570-579. PMID: 26554428, PMCID: PMC4901373, DOI: 10.1093/jamia/ocv146.Peer-Reviewed Original ResearchConceptsFederated data analysisReal-world medical classification problemsMedical classification problemsLogistic regression algorithmAccurate global modelData setsReal data setsClassification problemExchange of informationLR problemTime complexityComputational complexityExpensive operationRegression algorithmComputational costData analysisAlgorithmDual optimizationTechnical challengesLarge amountComplexityPatient recordsLR modelNovel techniqueHessian matrix
2013
Genome Sequence Compression with Distributed Source Coding
Wang S, Jiang X, Cui L, Dai W, Deligiannis N, Li P, Xiong H, Cheng S, Ohno-Machado L. Genome Sequence Compression with Distributed Source Coding. 2013, 525-525. DOI: 10.1109/dcc.2013.104.Peer-Reviewed Original ResearchEncoder sideSource codingFile sizeLow processing capabilitiesHigh computational complexityLimited communication bandwidthFile size reductionLow-density parity-check (LDPC) decodersCompression frameworkHash codingBandwidth usageCommunication bandwidthParity-check decoderSequence compressionCompression techniquesAdaptive code lengthComputational complexityProcessing capabilitiesSmall storageMemory requirementsGenome compressionFactor graphGenome dataCode lengthCoding
2012
Calibrating predictive model estimates to support personalized medicine
Jiang X, Osl M, Kim J, Ohno-Machado L. Calibrating predictive model estimates to support personalized medicine. Journal Of The American Medical Informatics Association 2012, 19: 263-274. PMID: 21984587, PMCID: PMC3277613, DOI: 10.1136/amiajnl-2011-000291.Peer-Reviewed Original ResearchConceptsReal-world medical classification problemsMedical classification problemsClassification problemPredictive model estimatesComputational complexityACP algorithmIsotonic regressionPredictive modelTerms of areaImportant performance measuresCalibration methodAdaptive techniqueCalculation of CIsAdaptive calibrationSquared errorIndividual predictionsPerformance measuresFit testInformationNew calibration methodCurrent methods