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Nicolas Epain

4 accepted papers

2017

Kernel principal component analysis of the ear morphology

ICASSP 2017accepted

This paper describes features in the ear shape that change across a population of ears and explores the corresponding changes in ear acoustics. The statistical analysis conducted over the space of ear shapes uses a kernel principal component analysis (KPCA). Further, it utilizes the framework of lar…

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2016

Generating a morphable model of ears

ICASSP 2016accepted

This paper describes the generation of a morphable model for external ear shapes. The aim for the morphable model is to characterize an ear shape using only a few parameters in order to assist the study of morphoacoustics. The model is derived from a statistical analysis of a population of 58 ears f…

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2015

Distributed kernel learning using Kernel Recursive Least Squares

ICASSP 2015accepted

Constructing accurate models that represent the underlying structure of Big Data is a costly process that usually constitutes a compromise between computation time and model accuracy. Methods addressing these issues often employ parallelisation to handle processing. Many of these methods target the…

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2015

Super-resolution acoustic imaging using sparse recovery with spatial priming

ICASSP 2015accepted

In this paper, we propose a new strategy to obtain superresolution maps of the sound field recorded by a spherical microphone array. In recent works, we have demonstrated that sparse recovery (SR) algorithms based on the minimisation of the l <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns…

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