A Triad of Cardioid Sensors in Orthogonal Orientation and Spatial Collocation - Its Spatial-Matched-Filter-Type Beam-Pattern. - Kainam Thomas Wong; Chibuzo Joseph Nnonyelu; Yue Ivan Wu (IEEE Trans. Signal Process., 2018)

Angle-of-arrival and time-of-arrival statistics of multipaths arising from scatterers on an elliptical disc with conic spatial density around the mobile. - Chibuzo Joseph Nnonyelu; Chimdalu Princess Okide; Mamilus Aginwa Ahaneku (Phys. Commun., 2021)

Performance Comparison of Omni and Cardioid Directional Microphones for Indoor Angle of Arrival Sound Source Localization. - Meng Jiang; Chibuzo Joseph Nnonyelu; Jan Lundgren; Mårten Sjöström; Göran Thungström; Shan Gao (I2MTC, 2022)

A Lower Bound on the Estimation Variance of Direction-of-Arrival and Skew Angle of a Biaxial Velocity Sensor Suffering from Stochastic Loss of Perpendicularity. - Chibuzo Joseph Nnonyelu; Meng Jiang; Jan Lundgren (Sensors, 2022)

A Coherent Wideband Acoustic Source Localization Using a Uniform Circular Array. - Meng Jiang; Chibuzo Joseph Nnonyelu; Jan Lundgren; Göran Thungström; Mårten Sjöström (Sensors, 2023)

Improving Cardiac Auscultation Signal Quality by using 4-Channel Stethoscope Array. - Marianthi Adamopoulou; Meng Jiang; Chibuzo Joseph Nnonyelu; Marco Carratù; Consolatina Liguori; Jan Lundgren (I2MTC, 2024)

Accuracy Impact of Increased Measurement Quality when using Pretrained Networks for Classification. - Jan Lundgren; Meng Jiang; Valter Laino; Vincenzo Gallo; Marco Carratù; Chibuzo Joseph Nnonyelu (I2MTC, 2024)

A Machine- Learning -based approach to Direction-of-arrival Sectorization using Spherical Microphone Array. - Chibuzo Joseph Nnonyelu; Meng Jiang; Marianthi Adamopoulou; Jan Lundgren (SAM, 2024)

Multipaths' statistics for scatterers with inverted elliptic-parabolic spatial density around the mobile. - Chidera Linda Anioke; Chibuzo Joseph Nnonyelu (Phys. Commun., 2024)

Unequal Directivity Orders Between Two Figure-8 Sensors Perpendicularly Colocated With a Pressure Sensor - Their "Spatial Matched Filter" Beam Steering. - Jia Sharon Zheng; Kainam Thomas Wong; Chibuzo Joseph Nnonyelu; Yang Song 012 (IEEE Trans. Aerosp. Electron. Syst., 2024)

A Closed-form Eigenmode-based DoA Estimation using Uniform Circular Array. - Meng Jiang; Chibuzo Joseph Nnonyelu; Marco Carratù; Marianthi Adamopoulou; Göran Thungström; Jan Lundgren (I2MTC, 2025)

Signal First-Difference as Augmentation Method for CNN-Based Heart Sound Classification. - Chibuzo Joseph Nnonyelu; Meng Jiang; Vincenzo Gallo; Valter Laino; Marco Carratù; Jan Lundgren (I2MTC, 2025)