2023
Speech Audio Synthesis from Tagged MRI and Non-negative Matrix Factorization via Plastic Transformer
Liu X, Xing F, Stone M, Zhuo J, Fels S, Prince J, El Fakhri G, Woo J. Speech Audio Synthesis from Tagged MRI and Non-negative Matrix Factorization via Plastic Transformer. Lecture Notes In Computer Science 2023, 14226: 435-445. PMID: 38651032, PMCID: PMC11034915, DOI: 10.1007/978-3-031-43990-2_41.Peer-Reviewed Original ResearchWeight mapAudio waveformEnd-to-end deep learning frameworkMatrix factorization-based approachesFactorization-based approachDeep learning frameworkNon-negative matrix factorizationEnd-to-endAdversarial trainingProcess of speech productionTwo-dimensional spectrogramConventional convolutionLearning frameworkMotion featuresTraining samplesAudio synthesisDimension expansionMatrix inputMatrix factorizationTagged MRISpeech productionTransformation modelExperimental resultsSpectrogramPlastic transformationAutomated Classification of Free-Text Radiology Reports: Using Different Feature Extraction Methods to Identify Fractures of the Distal Fibula
Dewald C, Balandis A, Becker L, Hinrichs J, von Falck C, Wacker F, Laser H, Gerbel S, Winther H, Apfel-Starke J. Automated Classification of Free-Text Radiology Reports: Using Different Feature Extraction Methods to Identify Fractures of the Distal Fibula. RöFo 2023, 195: 713-719. PMID: 37160146, PMCID: PMC10368466, DOI: 10.1055/a-2061-6562.Peer-Reviewed Original ResearchConceptsFeature extraction methodLatent Dirichlet AllocationNon-negative matrix factorizationSupport vector machineFree-text radiology reportsNatural language processingNeural networkAutomated classificationTF-IDFFree textBoW modelBag-of-Words (BoWText representation methodsTrained neural networkExtraction methodMachine learning pipelineDocument vectorsDocument embeddingsFree-text reportsDirichlet AllocationLearning pipelineLanguage processingRepresentation methodVector machinePrincipal component analysis
2021
A deep joint sparse non-negative matrix factorization framework for identifying the common and subject-specific functional units of tongue motion during speech
Woo J, Xing F, Prince J, Stone M, Gomez A, Reese T, Wedeen V, El Fakhri G. A deep joint sparse non-negative matrix factorization framework for identifying the common and subject-specific functional units of tongue motion during speech. Medical Image Analysis 2021, 72: 102131. PMID: 34174748, PMCID: PMC8316408, DOI: 10.1016/j.media.2021.102131.Peer-Reviewed Original ResearchConceptsNon-negative matrix factorizationSparse Non-negative Matrix FactorizationIterative shrinkage-thresholding algorithmNon-negative matrix factorization frameworkDeep neural networksMatrix factorization frameworkDeep learning frameworkTongue motionIdentified functional unitsGraph regularizationClustering performanceWeight mapLearning frameworkSpectral clusteringNeural networkMatrix factorizationModular architectureIncreased interpretabilityMotion dataFactorization frameworkConvoluted natureComparison methodTagged magnetic resonance imagingMuscle coordination patternsSpeechWhat Are People Concerned About During the Pandemic? Detecting Evolving Topics about COVID-19 from Twitter
Chang C, Monselise M, Yang C. What Are People Concerned About During the Pandemic? Detecting Evolving Topics about COVID-19 from Twitter. Journal Of Healthcare Informatics Research 2021, 5: 70-97. PMID: 33490856, PMCID: PMC7811869, DOI: 10.1007/s41666-020-00083-3.Peer-Reviewed Original ResearchNon-negative matrix factorizationMatrix factorizationEvolution of topicsDetect topicsSocial mediaPublic sentimentAlgorithmEvolving topicTwitterSentimentTopics
2019
Differentiating post-cancer from healthy tongue muscle coordination patterns during speech using deep learning
Woo J, Xing F, Prince J, Stone M, Green J, Goldsmith T, Reese T, Wedeen V, Fakhri G. Differentiating post-cancer from healthy tongue muscle coordination patterns during speech using deep learning. The Journal Of The Acoustical Society Of America 2019, 145: el423-el429. PMID: 31153323, PMCID: PMC6530633, DOI: 10.1121/1.5103191.Peer-Reviewed Original Research
2017
Discovering functional units of the human tongue during speech from cine- and tagged-MRI
Woo J, Stone M, Xing F, Green J, Gomez A, Wedeen V, Prince J, Fakhri G. Discovering functional units of the human tongue during speech from cine- and tagged-MRI. The Journal Of The Acoustical Society Of America 2017, 141: 3647-3647. DOI: 10.1121/1.4987883.Peer-Reviewed Original Research
2012
Enhancing Clustering by Exploiting Complementary Data Modalities in the Medical Domain
Fodeh SJ, Haddad A, Brandt C, Schultz M, Krauthammer M. Enhancing Clustering by Exploiting Complementary Data Modalities in the Medical Domain. IFIP Advances In Information And Communication Technology 2012, 381: 357-367. PMID: 29479376, PMCID: PMC5823526, DOI: 10.1007/978-3-642-33409-2_37.Peer-Reviewed Original Research
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