Latest issues of the Journal of the Audio Engineering Society.

This issue includes:Letter to the Editor: Assessing and Modeling the Concept of Quality Spatial AcousticsPaper: Capturing 360° Audio using an Equal Segment Microphone ArrayPaper: Neural Network Fusion and Selection Techniques for Efficient Sound ClassificationPaper: Automated Noise PSD Estimation for Restoration of Archived AudioPaper: Audio Event Database Collected for Gunshot Detection in Open Nature (GUDEON)Engineering Report: Assessing the Rank Order of Prediction Models using Variance of Listening Test RatingsFeature: Quantifying Recording TechniquesStandards and Information DocumentsCall for Contributions: 147th Convention, New YorkCall for Contributions: Automotive Audio Conference, MunichSection News, Obituaries, etc.

This issue includes:Paper: Gray-Box Modeling of Guitar AmplifiersPaper: Effectiveness of Various Sonification MappingsPaper: Sound Radiation Control for Uniform Directionality with Strong Early ReflectionsPaper: Hybrid Approach to Single-Channel Speech Source SeparationPaper: Achieving Higher Power Density AmplifiersPaper: Estimating and Evaluating the Acoustic Center of Directional SourcesEngineering Report: Speech Recognition Based on Feature Spaces for Deep LearningEngineering Report: Dispersing Sound Using 3D Printed Acoustic LensFeature: Evaluating AVARStandards and Information DocumentsAVAR Conference Report, Redmond145th Convention Report, New YorkAES@NAMM Preview, Anaheim146th Convention Preview, DublinIIA Conference Preview, YorkCalls for Nominations: Board of Governors, AwardsAES BylawsIndex to Volume 66Section News, Book Reviews, etc.

This issue includes:Paper: Fast Continuous Measurement of HRTFs with Unconstrained Head MovementsPaper: Designing IIR Filters for Multichannel Equalization and Crosstalk CancellationPaper: Online Chat Communication in Open Band Participatory MusicPaper: Modeling and Delay-Equalizing Loudspeaker ResponsesPaper: An Automated Procedure for Low-Order IIR Parametric EqualizersPaper: Dynamic Diffuse Signal Processing for Sound Reinforcement and ReproductionEngineering Report: Disk Recording System Design Using Motional FeedbackFeature: Spatial AudioStandards and Information DocumentsAudio Archiving Conference Report, CulpeperCall for Papers: Special Issue on Sound in Immersion and EmotionSection News, Obituaries, etc.

This issue includes:Comments on "Bandpass Subwoofer Design"Paper: Speech Quality Prediction Based on Automatic Speech RecognitionPaper: Layered Motion and Gesture Sonification in an Interactive InstallationPaper: Matrix Factorization for Separation of Harmonics and Percussive ElementsPaper: Simple Binaural Room Modeling Using Single Feedback DelayPaper: Physically Based Models for a Series of Miniature Twin Triode TubesPaper: Identification of Volterra Models of Tube AudioFeature: Preserving Our Audio HeritageStandards and Information DocumentsConference Report: Music-Induced Hearing Disorders, ChicagoConference Report: Spatial Reproduction, TokyoNew Officers 2018—2019Review of Society's Sustaining MembersSection News, Obituaries, etc.

This issue includes:Paper: Using Frequency Tracking for Streaming Packet Loss RecoveryPaper: Optimized Electronic Control of Line Source ArraysPaper: Exploration of Interactive Model-Based Sonification for Cluster AnalysisEngineering Report: Subjective Evaluation of Virtual Acoustics for MusiciansEngineering Report: Networked Immersive Audio System with Mobile Device ControlFeature: Hearing Disorders and MusicStandards and Information DocumentsCall for Contributions: Immersive and Interactive Audio Conference (York)Call for Contributions: AES@NAMM (Anaheim)Call for Contributions: 146th Convention (Dublin)Call for Contributions: Audio Forensics Conference (Porto)Call for Contributions: Headphone Technology Conference (San Francisco)Section News, Book Reviews, etc.