Image EnhancementRadiographic Image EnhancementImage Processing, Computer-AssistedAlgorithmsFourier AnalysisOptical ProcessesSignal Processing, Computer-AssistedAutonomic Nervous SystemHeart RateImage Interpretation, Computer-AssistedOptical ImagingElectrocardiography, AmbulatoryReproducibility of ResultsTime FactorsWavelet AnalysisTomography, Optical CoherenceTomography, OpticalImaging, Three-DimensionalData CompressionAutonomic Nervous System DiseasesSpectroscopy, Near-InfraredGene FrequencyEquipment DesignElectromagnetic RadiationModels, BiologicalPhantoms, ImagingFractalsElectrocardiographyDiagnostic ImagingOptical PhenomenaSensitivity and SpecificityScattering, RadiationSequence Homology, Amino AcidComputer SimulationEquipment Failure AnalysisProtein Interaction Domains and Motifssrc Homology DomainsTomographyRecombinant Fusion ProteinsNonlinear DynamicsElectroencephalographySpectrum AnalysisProtein BindingInterferometryProtein ConformationBinding SitesKineticsFiber Optic TechnologyRecombinant ProteinsLasersRadiographic Image Interpretation, Computer-AssistedSequence AlignmentBaroreflexModels, TheoreticalParasympathetic Nervous SystemAcousticsVibrationArtifactsMathematicsTilt-Table TestSpectrometry, FluorescenceProtein Structure, SecondaryBase SequenceModels, NeurologicalTransducersOscillometryHeartOxyhemoglobinsCloning, MolecularMutagenesis, Site-DirectedContrast MediaMutationBrainSound SpectrographyBrain MappingAnalysis of VarianceCrystallography, X-RayElectromyographyPhotic StimulationAcoustic StimulationDNA-Binding ProteinsCatsStructure-Activity RelationshipAction PotentialsNeuronsPDZ DomainsBlood PressureModels, MolecularHemoglobinsEscherichia coliMembrane ProteinsElectrophysiologyTransfectionDNALinear Models