Example image of eyePlorer eyePlorer map for 'Psychoacoustics': Perception Sound Acoustics Psychology Action potential Ear Audio signal processing Inner ear Signal processing Waveform Audio compression MP3 Loudness Noise reduction Public switched telephone network Intermodulation Hertz Electroencephalography Hypersonic effect Beat (acoustics) Phase (waves) Semitone Bark scale Mel scale Atmosphere (unit) Logarithm Sound pressure Decibel Atmosphere Earth's atmosphere Shock wave Hearing impairment Absolute threshold of hearing Equal-loudness contour Bell Labs Anechoic chamber International Organization for Standardization Simultaneous masking Noise Trigonometric functions Temporal masking Pitch (psychophysics) Harmonic series (music) Lossy compression Adaptive Transform Acoustic Coding Advanced Audio Coding Digital Audio Broadcasting MiniDisc MPEG-1 Audio Layer II Vorbis