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Related papers: Training-Free Voice Conversion with Factorized Opt…

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Video large language models (VLLMs) have significantly advanced recently in processing complex video content, yet their inference efficiency remains constrained because of the high computational cost stemming from the thousands of visual…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Keda Tao , Can Qin , Haoxuan You , Yang Sui , Huan Wang

This paper introduces Taco-VC, a novel architecture for voice conversion based on Tacotron synthesizer, which is a sequence-to-sequence with attention model. The training of multi-speaker voice conversion systems requires a large number of…

Sound · Computer Science 2020-06-22 Roee Levy Leshem , Raja Giryes

Speaker verification aims to verify whether an input speech corresponds to the claimed speaker, and conventionally, this kind of system is deployed based on single-stream scenario, wherein the feature extractor operates in full frequency…

Sound · Computer Science 2025-09-03 Wei Yao , Shen Chen , Jiamin Cui , Yaolin Lou

We propose a novel training scheme to optimize voice conversion network with a speaker identity loss function. The training scheme not only minimizes frame-level spectral loss, but also speaker identity loss. We introduce a cycle…

Sound · Computer Science 2020-11-18 Hongqiang Du , Xiaohai Tian , Lei Xie , Haizhou Li

Zero-shot voice conversion (VC) aims to transfer timbre from a source speaker to any unseen target speaker while preserving linguistic content. Growing application scenarios demand models with streaming inference capabilities. This has…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-23 Guobin Ma , Jixun Yao , Ziqian Ning , Yuepeng Jiang , Lingxin Xiong , Lei Xie , Pengcheng Zhu

Variational autoencoder-based voice conversion (VAE-VC) has the advantage of requiring only pairs of speeches and speaker labels for training. Unlike the majority of the research in VAE-VC which focuses on utilizing auxiliary losses or…

Sound · Computer Science 2021-12-07 Kei Akuzawa , Kotaro Onishi , Keisuke Takiguchi , Kohki Mametani , Koichiro Mori

Large Language Models (LLMs) rely heavily on Key-Value (KV) caching to minimize inference latency. However, standard KV caches are context-dependent: reusing a cached document in a new context requires recomputing KV states to account for…

Machine Learning · Computer Science 2026-04-20 Chuangtao Chen , Grace Li Zhang , Xunzhao Yin , Cheng Zhuo , Bing Li , Ulf Schlichtmann

We propose two approaches for speaker adaptation in end-to-end (E2E) automatic speech recognition systems. One is Kullback-Leibler divergence (KLD) regularization and the other is multi-task learning (MTL). Both approaches aim to address…

Computation and Language · Computer Science 2019-01-07 Ke Li , Jinyu Li , Yong Zhao , Kshitiz Kumar , Yifan Gong

Speech representation and modelling in high-dimensional spaces of acoustic waveforms, or a linear transformation thereof, is investigated with the aim of improving the robustness of automatic speech recognition to additive noise. The…

Computation and Language · Computer Science 2015-03-31 Matthew Ager , Zoran Cvetkovic , Peter Sollich

This paper presents ALO-VC, a non-parallel low-latency one-shot phonetic posteriorgrams (PPGs) based voice conversion method. ALO-VC enables any-to-any voice conversion using only one utterance from the target speaker, with only 47.5 ms…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-05 Bohan Wang , Damien Ronssin , Milos Cernak

Learned wavelet video coders provide an explainable framework by performing discrete wavelet transforms in temporal, horizontal, and vertical dimensions. With a temporal transform based on motion-compensated temporal filtering (MCTF),…

Image and Video Processing · Electrical Eng. & Systems 2025-06-11 Anna Meyer , André Kaup

Factorizing speech as disentangled speech representations is vital to achieve highly controllable style transfer in voice conversion (VC). Conventional speech representation learning methods in VC only factorize speech as speaker and…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-06 Jie Wang , Jingbei Li , Xintao Zhao , Zhiyong Wu , Shiyin Kang , Helen Meng

In this paper we propose a new cross-lingual Voice Conversion (VC) approach which can generate all speech parameters (MCEP, LF0, BAP) from one DNN model using PPGs (Phonetic PosteriorGrams) extracted from inputted speech using several ASR…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-29 Qinghua Sun , Kenji Nagamatsu

In this paper, we propose GlowVC: a multilingual multi-speaker flow-based model for language-independent text-free voice conversion. We build on Glow-TTS, which provides an architecture that enables use of linguistic features during…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-05 Magdalena Proszewska , Grzegorz Beringer , Daniel Sáez-Trigueros , Thomas Merritt , Abdelhamid Ezzerg , Roberto Barra-Chicote

Continual segmentation has not yet tackled the challenge of improving open-vocabulary segmentation models with training data for accurate segmentation across large, continually expanding vocabularies. We discover that traditional continual…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Zhongrui Gui , Shuyang Sun , Runjia Li , Jianhao Yuan , Zhaochong An , Karsten Roth , Ameya Prabhu , Philip Torr

In this paper, we propose the use of in-training matrix factorization to reduce the model size for neural machine translation. Using in-training matrix factorization, parameter matrices may be decomposed into the products of smaller…

Computation and Language · Computer Science 2020-03-25 Zachary Kaden , Teven Le Scao , Raphael Olivier

Neural network based architectures used for sound recognition are usually adapted from other application domains such as image recognition, which may not harness the time-frequency representation of a signal. The ConditionaL Neural Networks…

Sound · Computer Science 2019-04-30 Fady Medhat , David Chesmore , John Robinson

This paper proposes a voice conversion (VC) method based on a sequence-to-sequence (S2S) learning framework, which enables simultaneous conversion of the voice characteristics, pitch contour, and duration of input speech. We previously…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-10 Hirokazu Kameoka , Wen-Chin Huang , Kou Tanaka , Takuhiro Kaneko , Nobukatsu Hojo , Tomoki Toda

Emotional voice conversion (EVC) is one way to generate expressive synthetic speech. Previous approaches mainly focused on modeling one-to-one mapping, i.e., conversion from one emotional state to another emotional state, with Mel-cepstral…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 Songxiang Liu , Yuewen Cao , Helen Meng

As Video Large Language Models (Video-LLMs) scale to longer and more complex videos, their inference cost grows rapidly due to the large volume of visual tokens accumulated across frames. Training-free token compression has emerged as a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Minseok Kang , Minhyeok Lee , Jungho Lee , Minjung Kim , Donghyeong Kim , Dayeon Lee , Heeseung Choi , Ig-jae Kim , Sangyoun Lee