1. News Item

   News 18 June 2021 Pages: 151 - 176

2. A Critical Overview of the “Filterbank-Feature-Decision” Methodology in Machine Condition Monitoring

   • Jérôme Antoni

   Original Paper 29 April 2021 Pages: 177 - 184

3. Automated Machine Health Monitoring at an Expert Level

   • Nadine Martin
   • Corinne Mailhes
   • Xavier Laval

   Original Paper 30 March 2021 Pages: 185 - 197

   

4. A Comparison of Machine Health Indicators Based on the Impulsiveness of Vibration Signals

   • Bingchang Hou
   • Dong Wang
   • Zhike Peng

   Original Paper 10 March 2021 Pages: 199 - 206

   

5. Recent Advancement of Deep Learning Applications to Machine Condition Monitoring Part 1: A Critical Review

   • Wenyi Wang
   • John Taylor
   • Robert J. Rees

   Review Paper 13 April 2021 Pages: 207 - 219

   

6. Recent Advancement of Deep Learning Applications to Machine Condition Monitoring Part 2: Supplement Views and a Case Study

   • Wenyi Wang
   • John Taylor
   • Robert J. Rees

   Technical Note 21 April 2021 Pages: 221 - 228

   

7. An Overview of Fault Diagnosis of Industrial Machines Operating Under Variable Speeds

   • Madhurjya Dev Choudhury
   • Kelly Blincoe
   • Jaspreet Singh Dhupia

   Review Paper 26 April 2021 Pages: 229 - 238

   

8. NREL’s Wind Turbine Drivetrain Condition Monitoring and Wind Plant Operation and Maintenance Research During the 2010s: A US Land-Based Perspective

   • Shawn Sheng

   Original Paper 11 March 2021 Pages: 239 - 249

   

9. Review of Research on Condition Monitoring for Improved O&M of Offshore Wind Turbine Drivetrains

   • Jan Helsen

   Review Paper 28 April 2021 Pages: 251 - 258

   

10. Future Challenges in Condition Monitoring from an Industrial Perspective: The Case of the Independent Carts Systems

    • Davide Borghi
    • Marco Cocconcelli

    Original Paper 24 March 2021 Pages: 259 - 263

11. A Review of Gear Fault Diagnosis of Planetary Gearboxes Using Acoustic Emissions

    • Félix Leaman
    • Cristián Molina Vicuña
    • Elisabeth Clausen

    Review Paper Open access 09 February 2021 Pages: 265 - 272

    

12. Short Review of the Use of Acoustic Emissions for Detection and Monitoring of Cracks

    • Álvaro Carrasco
    • Franco Méndez
    • Cristián Molina Vicuña

    Review Paper 22 February 2021 Pages: 273 - 280

    

13. Application of a Chebyshev Collocation Method to Solve a Parabolic Equation Model of Underwater Acoustic Propagation

    • Yongxian Wang
    • Houwang Tu
    • Qiang Lan

    Original Paper 22 February 2021 Pages: 281 - 291

    

14. Audio-Visual Interactions and the Influence of Colour on Noise Annoyance Evaluations

    • Kivanc Kitapci
    • Saadet Akbay

    Original Paper 02 March 2021 Pages: 293 - 304

    

15. Experimental Study of the Performance of a Propeller with Trailing-Edge Serrations

    • Yuliang Wei
    • Yujie Qian
    • Deyi Kong

    Original Paper 10 March 2021 Pages: 305 - 316

    

16. Multizone Sound Field Reproduction Based on Equivalent Source Method

    • Bokai Du
    • Xiangyang Zeng
    • Michael Vorländer

    Original Paper 28 March 2021 Pages: 317 - 329

    

17. Comparing the Acoustic Behaviour of the Eastern Indian Ocean Pygmy Blue Whale on Two Australian Feeding Grounds

    • Capri D. Jolliffe
    • Robert D. McCauley
    • Micheline N. Jenner

    Original Paper 04 April 2021 Pages: 331 - 344

    

18. Influence Due to the Blade Number on the Stator Tonal and Broadband Noise

    • Xingyu Wu
    • Yingsan Wei
    • Fangxu Sun

    Original Paper 09 April 2021 Pages: 345 - 353

    

19. Investigation on the Acoustic Performance of Multiple Helmholtz Resonator Configurations

    • K. Mahesh
    • R. S. Mini

    Original Paper 13 April 2021 Pages: 355 - 369

    

20. Sound-Absorption Mechanism of Structures with Periodic Cavities

    • Yingqin Luo
    • Jing-jun Lou
    • Jing-ru Li

    Original Paper 13 April 2021 Pages: 371 - 383

    

21. Automated Classification of Dugong Calls and Tonal Noise by Combining Contour and MFCC Features

    • Kotaro Tanaka
    • Kotaro Ichikawa
    • Hiromichi Mitamura

    Original Paper 10 April 2021 Pages: 385 - 394