Vol. 45 No. 4 (2020)

Research Papers

Speech Enhancement Based on Discrete Wavelet Packet Transform and Itakura-Saito Nonnegative Matrix Factorisation

Houguang LIU, Wenbo WANG, Lin XUE, Jianhua YANG, Zhihua WANG, Chunli HUA

565–572
SpeakerNet for Cross-lingual Text-Independent Speaker Verification

Hafsa HABIB, Huma TAUSEEF, Muhammad Abuzar FAHIEM, Saima FARHAN, Ghousia USMAN

573–583
Non-uniform Rectilinear Grid in the Waveguide Modeling of the Vocal Tract

Tahir Mushtaq QURESHI, Khalid Saifullah SYED, Asim ZAFAR

585–600
Noise Exposure and Job Stress – a Structural Equation Model in Textile Industries

Milad ABBASI, Saeid YAZDANIRAD, Ahmad MEHRI, Rohollah FALLAH MADVARI, Ahad ALIZADEH, Maryam GHALJAHI, Mohsen FALAHATI

601–611
Determining the Number of Measurements and Bootstrap Samples Required to Estimate of Long-Term Noise Indicators

Bartłomiej STĘPIEŃ

613–623
Case Study of the Environmental Noise and its Perception in the City of Cluj-Napoca, Romania

Diana Ioana POPESCU

625–631
Finite Element Modelling of a Flow-Acoustic Coupling in Unbounded Domains

Paweł ŁOJEK, Ireneusz CZAJKA, Andrzej GOŁAŚ

633–645
Selected Aspects of Meshless Method Optimization in the Room Acoustics with Impedance Boundary Conditions

Edyta PRĘDKA, Anna KOCAN-KRAWCZYK, Adam Jan BRAŃSKI

647–654
Radiation of Sound from a Coaxial Duct Formed by a Semi-Infinite Rigid Outer Cylinder and Infinite Inner Cylinder Having Different Linings

Hülya ÖZTÜRK, Burhan TIRYAKIOGLU

655–662
Radiation Impedance for Square Piston Sources on Infinite Circular Cylindrical Baffles

John L. VALACAS

663–679
Analysis of the Saw System with the PANI + Nafion Sensing Structure for Detection of Low Concentration Carbon Monoxide

Tomasz HEJCZYK, Tadeusz PUSTELNY

681–686
Design and Analysis of Ultrasonic Composite Transducer with a Quarter-wave Taper Transition Horn

Tao CHEN, Hongbo LI, Qihan WANG, Junpeng YE

687–697
Optimal Selection of Multicomponent Matching Layers for Piezoelectric Transducers using Genetic Algorithm

Tadeusz GUDRA, Dariusz BANASIAK

699–707
Impact of Spatial Noise Correlation on Bearing Accuracy in DIFAR Systems

Mariusz RUDNICKI, Jacek MARSZAL, Roman SALAMON

709–720
Marine Mammals Classification using Acoustic Binary Patterns

Maheen NADIR, Syed Muhammad ADNAN, Sumair AZIZ, Muhammad Umar KHAN

721–731

Technical Notes

Analysis on Acoustic Disturbance Signals Expected During Partial Discharge Measurements in Power Transformers

Michał KUNICKI

733–746
High-Directional Sound Propagation Over the Earth’s Surface

Denis Sergeevich RAKOV, Aleksandr S. RAKOV, Yury A. CHURSIN, Vsevolod V. PAVLICHEV, Artyom O. IGUMNOV

747–752
Training RBF NN Using Sine-Cosine Algorithm for Sonar Target Classification

Yixuan WANG, LiPing YUAN, Mohammad KHISHE, Alaveh MORIDI, Fallah MOHAMMADZADE

753–764

In Memoriam

In Memoriam Professor Andrzej Orłowski (1947–2020)

Andrzej NOWICKI, Andrzej STĘPNOWSKI

765–766

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Vol. 45 No. 4 (2020)

Research Papers

Speech Enhancement Based on Discrete Wavelet Packet Transform and Itakura-Saito Nonnegative Matrix Factorisation

SpeakerNet for Cross-lingual Text-Independent Speaker Verification

Non-uniform Rectilinear Grid in the Waveguide Modeling of the Vocal Tract

Noise Exposure and Job Stress – a Structural Equation Model in Textile Industries

Determining the Number of Measurements and Bootstrap Samples Required to Estimate of Long-Term Noise Indicators

Case Study of the Environmental Noise and its Perception in the City of Cluj-Napoca, Romania

Finite Element Modelling of a Flow-Acoustic Coupling in Unbounded Domains

Selected Aspects of Meshless Method Optimization in the Room Acoustics with Impedance Boundary Conditions

Radiation of Sound from a Coaxial Duct Formed by a Semi-Infinite Rigid Outer Cylinder and Infinite Inner Cylinder Having Different Linings

Radiation Impedance for Square Piston Sources on Infinite Circular Cylindrical Baffles

Analysis of the Saw System with the PANI + Nafion Sensing Structure for Detection of Low Concentration Carbon Monoxide

Design and Analysis of Ultrasonic Composite Transducer with a Quarter-wave Taper Transition Horn

Optimal Selection of Multicomponent Matching Layers for Piezoelectric Transducers using Genetic Algorithm

Impact of Spatial Noise Correlation on Bearing Accuracy in DIFAR Systems

Marine Mammals Classification using Acoustic Binary Patterns

Technical Notes

Analysis on Acoustic Disturbance Signals Expected During Partial Discharge Measurements in Power Transformers

High-Directional Sound Propagation Over the Earth’s Surface

Training RBF NN Using Sine-Cosine Algorithm for Sonar Target Classification

In Memoriam

In Memoriam Professor Andrzej Orłowski (1947–2020)

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