Search Results for author: Fu-An Chao

Found 11 papers, 1 papers with code

A Preliminary Study on Automated Speaking Assessment of English as a Second Language (ESL) Students

no code implementations ROCLING 2022 Tzu-I Wu, Tien-Hong Lo, Fu-An Chao, Yao-Ting Sung, Berlin Chen

Due to the surge in global demand for English as a second language (ESL), developments of automated methods for grading speaking proficiency have gained considerable attention.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

An Effective Automated Speaking Assessment Approach to Mitigating Data Scarcity and Imbalanced Distribution

no code implementations11 Apr 2024 Tien-Hong Lo, Fu-An Chao, Tzu-I Wu, Yao-Ting Sung, Berlin Chen

Automated speaking assessment (ASA) typically involves automatic speech recognition (ASR) and hand-crafted feature extraction from the ASR transcript of a learner's speech.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

A Hierarchical Context-aware Modeling Approach for Multi-aspect and Multi-granular Pronunciation Assessment

no code implementations29 May 2023 Fu-An Chao, Tien-Hong Lo, Tzu-I Wu, Yao-Ting Sung, Berlin Chen

Automatic Pronunciation Assessment (APA) plays a vital role in Computer-assisted Pronunciation Training (CAPT) when evaluating a second language (L2) learner's speaking proficiency.

Automatic Speech Recognition Multi-Task Learning +4

Maximum F1-score training for end-to-end mispronunciation detection and diagnosis of L2 English speech

no code implementations31 Aug 2021 Bi-Cheng Yan, Shao-Wei Fan Jiang, Fu-An Chao, Berlin Chen

End-to-end (E2E) neural models are increasingly attracting attention as a promising modeling approach for mispronunciation detection and diagnosis (MDD).

Data Augmentation

Cross-domain Single-channel Speech Enhancement Model with Bi-projection Fusion Module for Noise-robust ASR

no code implementations26 Aug 2021 Fu-An Chao, Jeih-weih Hung, Berlin Chen

In recent decades, many studies have suggested that phase information is crucial for speech enhancement (SE), and time-domain single-channel speech enhancement techniques have shown promise in noise suppression and robust automatic speech recognition (ASR).

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

TENET: A Time-reversal Enhancement Network for Noise-robust ASR

1 code implementation4 Jul 2021 Fu-An Chao, Shao-Wei Fan Jiang, Bi-Cheng Yan, Jeih-weih Hung, Berlin Chen

Due to the unprecedented breakthroughs brought about by deep learning, speech enhancement (SE) techniques have been developed rapidly and play an important role prior to acoustic modeling to mitigate noise effects on speech.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Cross-utterance Reranking Models with BERT and Graph Convolutional Networks for Conversational Speech Recognition

no code implementations13 Jun 2021 Shih-Hsuan Chiu, Tien-Hong Lo, Fu-An Chao, Berlin Chen

In view of this, we in this paper seek to represent the historical context information of an utterance as graph-structured data so as to distill cross-utterances, global word interaction relationships.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +3

The NTNU Taiwanese ASR System for Formosa Speech Recognition Challenge 2020

no code implementations IJCLCLP 2021 Fu-An Chao, Tien-Hong Lo, Shi-Yan Weng, Shih-Hsuan Chiu, Yao-Ting Sung, Berlin Chen

This paper describes the NTNU ASR system participating in the Formosa Speech Recognition Challenge 2020 (FSR-2020) supported by the Formosa Speech in the Wild project (FSW).

Data Augmentation Speech Enhancement +3

The NTNU System at the Interspeech 2020 Non-Native Children's Speech ASR Challenge

no code implementations18 May 2020 Tien-Hong Lo, Fu-An Chao, Shi-Yan Weng, Berlin Chen

This paper describes the NTNU ASR system participating in the Interspeech 2020 Non-Native Children's Speech ASR Challenge supported by the SIG-CHILD group of ISCA.

Data Augmentation Language Modelling

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