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We present an unsupervised non-parallel many-to-many voice conversion (VC) method using a generative adversarial network (GAN) called StarGAN v2. Using a combination of adversarial source classifier loss and perceptual loss, our model…

Sound · Computer Science 2021-07-26 Yinghao Aaron Li , Ali Zare , Nima Mesgarani

Generative Adversarial Networks (GANs) have extended deep learning to complex generation and translation tasks across different data modalities. However, GANs are notoriously difficult to train: Mode collapse and other instabilities in the…

Neural and Evolutionary Computing · Computer Science 2021-10-29 Santiago Gonzalez , Mohak Kant , Risto Miikkulainen

Neural Machine Translation (NMT) systems struggle when translating to and from low-resource languages, which lack large-scale data corpora for models to use for training. As manual data curation is expensive and time-consuming, we propose…

Computation and Language · Computer Science 2025-10-28 Linda Zeng

The outcome of text recognition for degraded color documents is often unsatisfactory due to interference from various contaminants. To extract information more efficiently for text recognition, document image enhancement and binarization…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Rui-Yang Ju , KokSheik Wong , Jen-Shiun Chiang

Global IPv6 scanning has always been a challenge for researchers because of the limited network speed and computational power. Target generation algorithms are recently proposed to overcome the problem for Internet assessments by predicting…

Networking and Internet Architecture · Computer Science 2022-04-22 Tianyu Cui , Gaopeng Gou , Gang Xiong , Chang Liu , Peipei Fu , Zhen Li

In recent years, text generation tools utilizing Artificial Intelligence (AI) have occasionally been misused across various domains, such as generating student reports or creative writings. This issue prompts plagiarism detection services…

Computation and Language · Computer Science 2025-04-14 Ahmed K. Kadhim , Lei Jiao , Rishad Shafik , Ole-Christoffer Granmo

We propose a three-player spectral generative adversarial network (GAN) architecture to afford GAN with the ability to manage minority classes under imbalance conditions. A class-dependent mixture generator spectral GAN (MGSGAN) has been…

Image and Video Processing · Electrical Eng. & Systems 2020-09-29 Tanmoy Dam , Sreenatha G. Anavatti , Hussein A. Abbass

In this paper, a new semi-supervised deep multiple-input multiple-output (MIMO) detection approach using a cycle-consistent generative adversarial network (CycleGAN) is proposed for communication systems without any prior knowledge of…

Signal Processing · Electrical Eng. & Systems 2023-04-24 Hongzhi Zhu , Yongliang Guo , Wei Xu , Xiaohu You

In this paper, we present Extreme Bandwidth Extension Network (EBEN), a Generative Adversarial network (GAN) that enhances audio measured with body-conduction microphones. This type of capture equipment suppresses ambient noise at the…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-18 Julien Hauret , Thomas Joubaud , Véronique Zimpfer , Éric Bavu

End-to-end speaker verification systems have received increasing interests. The traditional i-vector approach trains a generative model (basically a factor-analysis model) to extract i-vectors as speaker embeddings. In contrast, the…

Audio and Speech Processing · Electrical Eng. & Systems 2018-12-13 Yutian Li , Feng Gao , Zhijian Ou , Jiasong Sun

Producing a large annotated speech corpus for training ASR systems remains difficult for more than 95% of languages all over the world which are low-resourced, but collecting a relatively big unlabeled data set for such languages is more…

Computation and Language · Computer Science 2019-08-26 Kuan-Yu Chen , Che-Ping Tsai , Da-Rong Liu , Hung-Yi Lee , Lin-shan Lee

This paper proposes a spectral-domain perceptual weighting technique for Parallel WaveGAN-based text-to-speech (TTS) systems. The recently proposed Parallel WaveGAN vocoder successfully generates waveform sequences using a fast…

Audio and Speech Processing · Electrical Eng. & Systems 2021-01-20 Eunwoo Song , Ryuichi Yamamoto , Min-Jae Hwang , Jin-Seob Kim , Ohsung Kwon , Jae-Min Kim

Modern speaker verification models use deep neural networks to encode utterance audio into discriminative embedding vectors. During the training process, these networks are typically optimized to differentiate arbitrary speakers. This…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-09 Hua Shen , Yuguang Yang , Guoli Sun , Ryan Langman , Eunjung Han , Jasha Droppo , Andreas Stolcke

Since the introduction of Generative Adversarial Networks (GANs) in speech synthesis, remarkable achievements have been attained. In a thorough exploration of vocoders, it has been discovered that audio waveforms can be generated at speeds…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-14 Yubing Cao , Yongming Li , Liejun Wang , Yinfeng Yu

Previous works (Donahue et al., 2018a; Engel et al., 2019a) have found that generating coherent raw audio waveforms with GANs is challenging. In this paper, we show that it is possible to train GANs reliably to generate high quality…

Audio and Speech Processing · Electrical Eng. & Systems 2019-12-10 Kundan Kumar , Rithesh Kumar , Thibault de Boissiere , Lucas Gestin , Wei Zhen Teoh , Jose Sotelo , Alexandre de Brebisson , Yoshua Bengio , Aaron Courville

This paper presents an end-to-end text-independent speaker verification framework by jointly considering the speaker embedding (SE) network and automatic speech recognition (ASR) network. The SE network learns to output an embedding vector…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-08 Sungrack Yun , Janghoon Cho , Jungyun Eum , Wonil Chang , Kyuwoong Hwang

With the rapid development of Green Communication Network, the types and quantity of network traffic data are accordingly increasing. Network traffic classification become a non-trivial research task in the area of network management and…

Cryptography and Security · Computer Science 2021-03-10 Pan Wang , Zixuan Wang , Feng Ye , Xuejiao Chen

The goal of graph representation learning is to embed each vertex in a graph into a low-dimensional vector space. Existing graph representation learning methods can be classified into two categories: generative models that learn the…

Machine Learning · Computer Science 2017-11-23 Hongwei Wang , Jia Wang , Jialin Wang , Miao Zhao , Weinan Zhang , Fuzheng Zhang , Xing Xie , Minyi Guo

In this paper, we propose a single-channel speech dereverberation system (DeReGAT) based on convolutional, bidirectional long short-term memory and deep feed-forward neural network (CBLDNN) with generative adversarial training (GAT). In…

Sound · Computer Science 2018-06-26 Chenxing Li , Tieqiang Wang , Shuang Xu , Bo Xu

The past few years have witnessed fast development in video quality enhancement via deep learning. Existing methods mainly focus on enhancing the objective quality of compressed video while ignoring its perceptual quality. In this paper, we…

Image and Video Processing · Electrical Eng. & Systems 2020-08-04 Jianyi Wang , Xin Deng , Mai Xu , Congyong Chen , Yuhang Song