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Woojay Jeon

3 accepted papers

2023

Improvements to Embedding-Matching Acoustic-to-Word ASR Using Multiple-Hypothesis Pronunciation-Based Embeddings

ICASSP 2023accepted

In embedding-matching acoustic-to-word (A2W) ASR, every word in the vocabulary is represented by a fixed-dimension embedding vector that can be added or removed independently of the rest of the system. The approach is potentially an elegant solution for the dynamic out-of-vocabulary (OOV) words prob…

Cited by 0SourceScholar
2019

Voice Trigger Detection from Lvcsr Hypothesis Lattices Using Bidirectional Lattice Recurrent Neural Networks

ICASSP 2019accepted

We propose a method to reduce false voice triggers of a speech-enabled personal assistant by post-processing the hypothesis lattice of a server-side large-vocabulary continuous speech recognizer (LVCSR) via a neural network. We first discuss how an estimate of the posterior probability of the trigge…

Cited by 0SourceScholar