Alex Park — accepted AI-conference papers

2023

Locale Encoding for Scalable Multilingual Keyword Spotting Models

Pai Zhu, Hyun Jin Park, Alex Park, Angelo Scorza Scarpati, Ignacio López-Moreno

ICASSP 2023accepted

A Multilingual Keyword Spotting (KWS) system detects spoken keywords over multiple locales. Conventional monolingual KWS approaches do not scale well to multilingual scenarios because of high development/maintenance costs and lack of resource sharing. To overcome this limit, we propose two locale-co…

Cited by 0 Source ↗Scholar ↗

2021

A Neural Acoustic Echo Canceller Optimized Using An Automatic Speech Recognizer and Large Scale Synthetic Data

Nathan Howard, Alex Park, Turaj Zakizadeh Shabestary, Alexander Gruenstein, Rohit Prabhavalkar

ICASSP 2021accepted

We consider the problem of recognizing speech utterances spoken to a device which is generating a known sound waveform; for example, recognizing queries issued to a digital assistant which is generating responses to previous user inputs. Previous work has proposed building acoustic echo cancellation…

Cited by 21 Source ↗Scholar ↗