NoisePhotonsSignal-To-Noise RatioNoise, OccupationalArtifactsAlgorithmsSpeech Reception Threshold TestImage Processing, Computer-AssistedProtein Sorting SignalsImage EnhancementPhantoms, ImagingSensitivity and SpecificitySignal Processing, Computer-AssistedImage Interpretation, Computer-AssistedReproducibility of ResultsSpeech PerceptionRadiographic Image EnhancementMagnetic Resonance ImagingEquipment DesignFourier AnalysisComputer SimulationSignal TransductionImaging, Three-DimensionalHearing Loss, Noise-InducedTomography, Emission-Computed, Single-PhotonContrast MediaModels, NeurologicalModels, TheoreticalTime FactorsMagnetic Resonance SpectroscopyBrainAuditory ThresholdEar Protective DevicesPerceptual MaskingAircraftAcoustic StimulationSound SpectrographyLightModels, BiologicalSignal Detection, PsychologicalMolecular Sequence DataMonte Carlo MethodStochastic ProcessesScattering, RadiationElementary ParticlesRailroadsPsychoacousticsRadiation DosageRadiometryAmino Acid SequenceEquipment Failure AnalysisScintillation CountingAudiometryAuditory PerceptionPhotic StimulationMicroscopy, Fluorescence, MultiphotonAudiometry, Pure-ToneHearingNormal DistributionSensory ThresholdsAcousticsModels, StatisticalNuclear Localization SignalsBase SequenceParticle AcceleratorsLoudness PerceptionOrganotechnetium CompoundsRadiopharmaceuticalsSpeech IntelligibilityMotor VehiclesOptics and PhotonicsAutomobilesTomography, Emission-ComputedPhotometryNeuronsAudiometry, SpeechSemiconductorsTechnetium Tc 99m ExametazimeCell LinePsychophysicsTechnetiumThallium RadioisotopesOptical ProcessesTomography, OpticalMutationKineticsRetinal Rod Photoreceptor CellsAction PotentialsPhotoreceptor CellsSoundSpectrum AnalysisRadiotherapy Planning, Computer-AssistedLasersOximesDiagnostic ImagingTelluriumTinnitusElectricityAuditory PathwaysPositron-Emission Tomography