Search Results for author: Chao-Han Huck Yang

Found 34 papers, 18 papers with code

Treatment Learning Transformer for Noisy Image Classification

no code implementations29 Mar 2022 Chao-Han Huck Yang, I-Te Danny Hung, Yi-Chieh Liu, Pin-Yu Chen

In this work, we incorporate this binary information of "existence of noise" as treatment into image classification tasks to improve prediction accuracy by jointly estimating their treatment effects.

Classification Image Classification +2

When BERT Meets Quantum Temporal Convolution Learning for Text Classification in Heterogeneous Computing

no code implementations17 Feb 2022 Chao-Han Huck Yang, Jun Qi, Samuel Yen-Chi Chen, Yu Tsao, Pin-Yu Chen

Our experiments on intent classification show that our proposed BERT-QTC model attains competitive experimental results in the Snips and ATIS spoken language datasets.

Classification Federated Learning +3

A Study of Designing Compact Audio-Visual Wake Word Spotting System Based on Iterative Fine-Tuning in Neural Network Pruning

no code implementations17 Feb 2022 Hengshun Zhou, Jun Du, Chao-Han Huck Yang, Shifu Xiong, Chin-Hui Lee

Audio-only-based wake word spotting (WWS) is challenging under noisy conditions due to environmental interference in signal transmission.

Network Pruning

Pessimistic Model Selection for Offline Deep Reinforcement Learning

no code implementations29 Nov 2021 Chao-Han Huck Yang, Zhengling Qi, Yifan Cui, Pin-Yu Chen

Deep Reinforcement Learning (DRL) has demonstrated great potentials in solving sequential decision making problems in many applications.

Decision Making Model Selection +1

A Variational Bayesian Approach to Learning Latent Variables for Acoustic Knowledge Transfer

1 code implementation16 Oct 2021 Hu Hu, Sabato Marco Siniscalchi, Chao-Han Huck Yang, Chin-Hui Lee

We propose a variational Bayesian (VB) approach to learning distributions of latent variables in deep neural network (DNN) models for cross-domain knowledge transfer, to address acoustic mismatches between training and testing conditions.

Acoustic Scene Classification Scene Classification +1

A Study of Low-Resource Speech Commands Recognition based on Adversarial Reprogramming

1 code implementation8 Oct 2021 Hao Yen, Pin-Jui Ku, Chao-Han Huck Yang, Hu Hu, Sabato Marco Siniscalchi, Pin-Yu Chen, Yu Tsao

In this study, we propose a novel adversarial reprogramming (AR) approach for low-resource spoken command recognition (SCR), and build an AR-SCR system.

Spoken Command Recognition Transfer Learning

QTN-VQC: An End-to-End Learning framework for Quantum Neural Networks

no code implementations6 Oct 2021 Jun Qi, Chao-Han Huck Yang, Pin-Yu Chen

The advent of noisy intermediate-scale quantum (NISQ) computers raises a crucial challenge to design quantum neural networks for fully quantum learning tasks.

Longer Version for "Deep Context-Encoding Network for Retinal Image Captioning"

no code implementations30 May 2021 Jia-Hong Huang, Ting-Wei Wu, Chao-Han Huck Yang, Marcel Worring

Automatically generating medical reports for retinal images is one of the promising ways to help ophthalmologists reduce their workload and improve work efficiency.

Image Captioning Medical Report Generation

PATE-AAE: Incorporating Adversarial Autoencoder into Private Aggregation of Teacher Ensembles for Spoken Command Classification

no code implementations2 Apr 2021 Chao-Han Huck Yang, Sabato Marco Siniscalchi, Chin-Hui Lee

We propose using an adversarial autoencoder (AAE) to replace generative adversarial network (GAN) in the private aggregation of teacher ensembles (PATE), a solution for ensuring differential privacy in speech applications.

Ranked #3 on Keyword Spotting on Google Speech Commands (10-keyword Speech Commands dataset metric)

Keyword Spotting

Training a Resilient Q-Network against Observational Interference

1 code implementation18 Feb 2021 Chao-Han Huck Yang, I-Te Danny Hung, Yi Ouyang, Pin-Yu Chen

Deep reinforcement learning (DRL) has demonstrated impressive performance in various gaming simulators and real-world applications.

Causal Inference reinforcement-learning

Multi-task Language Modeling for Improving Speech Recognition of Rare Words

no code implementations23 Nov 2020 Chao-Han Huck Yang, Linda Liu, Ankur Gandhe, Yile Gu, Anirudh Raju, Denis Filimonov, Ivan Bulyko

We show that our rescoring model trained with these additional tasks outperforms the baseline rescoring model, trained with only the language modeling task, by 1. 4% on a general test and by 2. 6% on a rare word test set in terms of word-error-rate relative (WERR).

Automatic Speech Recognition Multi-Task Learning

A Two-Stage Approach to Device-Robust Acoustic Scene Classification

1 code implementation3 Nov 2020 Hu Hu, Chao-Han Huck Yang, Xianjun Xia, Xue Bai, Xin Tang, Yajian Wang, Shutong Niu, Li Chai, Juanjuan Li, Hongning Zhu, Feng Bao, Yuanjun Zhao, Sabato Marco Siniscalchi, Yannan Wang, Jun Du, Chin-Hui Lee

To improve device robustness, a highly desirable key feature of a competitive data-driven acoustic scene classification (ASC) system, a novel two-stage system based on fully convolutional neural networks (CNNs) is proposed.

Acoustic Scene Classification Classification +3

Decentralizing Feature Extraction with Quantum Convolutional Neural Network for Automatic Speech Recognition

2 code implementations26 Oct 2020 Chao-Han Huck Yang, Jun Qi, Samuel Yen-Chi Chen, Pin-Yu Chen, Sabato Marco Siniscalchi, Xiaoli Ma, Chin-Hui Lee

Testing on the Google Speech Commands Dataset, the proposed QCNN encoder attains a competitive accuracy of 95. 12% in a decentralized model, which is better than the previous architectures using centralized RNN models with convolutional features.

 Ranked #1 on Keyword Spotting on Google Speech Commands (10-keyword Speech Commands dataset metric)

Automatic Speech Recognition Federated Learning +1

Exploring Deep Hybrid Tensor-to-Vector Network Architectures for Regression Based Speech Enhancement

2 code implementations25 Jul 2020 Jun Qi, Hu Hu, Yannan Wang, Chao-Han Huck Yang, Sabato Marco Siniscalchi, Chin-Hui Lee

Finally, our experiments of multi-channel speech enhancement on a simulated noisy WSJ0 corpus demonstrate that our proposed hybrid CNN-TT architecture achieves better results than both DNN and CNN models in terms of better-enhanced speech qualities and smaller parameter sizes.

Speech Enhancement

Wavelet Channel Attention Module with a Fusion Network for Single Image Deraining

no code implementations17 Jul 2020 Hao-Hsiang Yang, Chao-Han Huck Yang, Yu-Chiang Frank Wang

Wavelet transform and the inverse wavelet transform are substituted for down-sampling and up-sampling so feature maps from the wavelet transform and convolutions contain different frequencies and scales.

Single Image Deraining

Characterizing Speech Adversarial Examples Using Self-Attention U-Net Enhancement

no code implementations31 Mar 2020 Chao-Han Huck Yang, Jun Qi, Pin-Yu Chen, Xiaoli Ma, Chin-Hui Lee

Recent studies have highlighted adversarial examples as ubiquitous threats to the deep neural network (DNN) based speech recognition systems.

Automatic Speech Recognition Data Augmentation +1

Y-net: Multi-scale feature aggregation network with wavelet structure similarity loss function for single image dehazing

1 code implementation31 Mar 2020 Hao-Hsiang Yang, Chao-Han Huck Yang, Yi-Chang James Tsai

Extensive experimental results demonstrate that the proposed Y-net with the W-SSIM loss function restores high-quality clear images and outperforms state-of-the-art algorithms.

Image Dehazing Single Image Dehazing +1

Enhanced Adversarial Strategically-Timed Attacks against Deep Reinforcement Learning

no code implementations20 Feb 2020 Chao-Han Huck Yang, Jun Qi, Pin-Yu Chen, Yi Ouyang, I-Te Danny Hung, Chin-Hui Lee, Xiaoli Ma

Recent deep neural networks based techniques, especially those equipped with the ability of self-adaptation in the system level such as deep reinforcement learning (DRL), are shown to possess many advantages of optimizing robot learning systems (e. g., autonomous navigation and continuous robot arm control.)

Autonomous Navigation online learning +1

Evolving Neural Networks through a Reverse Encoding Tree

1 code implementation3 Feb 2020 Haoling Zhang, Chao-Han Huck Yang, Hector Zenil, Narsis A. Kiani, Yue Shen, Jesper N. Tegner

Using RET, two types of approaches -- NEAT with Binary search encoding (Bi-NEAT) and NEAT with Golden-Section search encoding (GS-NEAT) -- have been designed to solve problems in benchmark continuous learning environments such as logic gates, Cartpole, and Lunar Lander, and tested against classical NEAT and FS-NEAT as baselines.

Tensor-to-Vector Regression for Multi-channel Speech Enhancement based on Tensor-Train Network

2 code implementations3 Feb 2020 Jun Qi, Hu Hu, Yannan Wang, Chao-Han Huck Yang, Sabato Marco Siniscalchi, Chin-Hui Lee

Finally, in 8-channel conditions, a PESQ of 3. 12 is achieved using 20 million parameters for TTN, whereas a DNN with 68 million parameters can only attain a PESQ of 3. 06.

Speech Enhancement

Submodular Rank Aggregation on Score-based Permutations for Distributed Automatic Speech Recognition

1 code implementation27 Jan 2020 Jun Qi, Chao-Han Huck Yang, Javier Tejedor

Distributed automatic speech recognition (ASR) requires to aggregate outputs of distributed deep neural network (DNN)-based models.

Automatic Speech Recognition

Reinforcement Learning based Interconnection Routing for Adaptive Traffic Optimization

2 code implementations13 Aug 2019 Sheng-Chun Kao, Chao-Han Huck Yang, Pin-Yu Chen, Xiaoli Ma, Tushar Krishna

In this work, we demonstrate the promise of applying reinforcement learning (RL) to optimize NoC runtime performance.


Variational Quantum Circuits for Deep Reinforcement Learning

1 code implementation30 Jun 2019 Samuel Yen-Chi Chen, Chao-Han Huck Yang, Jun Qi, Pin-Yu Chen, Xiaoli Ma, Hsi-Sheng Goan

To the best of our knowledge, this work is the first proof-of-principle demonstration of variational quantum circuits to approximate the deep $Q$-value function for decision-making and policy-selection reinforcement learning with experience replay and target network.

Decision Making reinforcement-learning

When Causal Intervention Meets Adversarial Examples and Image Masking for Deep Neural Networks

1 code implementation9 Feb 2019 Chao-Han Huck Yang, Yi-Chieh Liu, Pin-Yu Chen, Xiaoli Ma, Yi-Chang James Tsai

To study the intervention effects on pixel-level features for causal reasoning, we introduce pixel-wise masking and adversarial perturbation.

Causal Inference Visual Reasoning

Controllability, Multiplexing, and Transfer Learning in Networks using Evolutionary Learning

1 code implementation14 Nov 2018 Rise Ooi, Chao-Han Huck Yang, Pin-Yu Chen, Vìctor Eguìluz, Narsis Kiani, Hector Zenil, David Gomez-Cabrero, Jesper Tegnèr

Next, (2) the learned networks are technically controllable as only a small number of driver nodes are required to move the system to a new state.

Transfer Learning

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