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We propose a novel neural speaker diarization system using memory-aware multi-speaker embedding with sequence-to-sequence architecture (NSD-MS2S), which integrates the strengths of memory-aware multi-speaker embedding (MA-MSE) and…

音频与语音处理 · 电气工程与系统科学 2023-12-27 Gaobin Yang , Maokui He , Shutong Niu , Ruoyu Wang , Yanyan Yue , Shuangqing Qian , Shilong Wu , Jun Du , Chin-Hui Lee

In this paper we describe the recent advancements made in the IBM i-vector speaker recognition system for conversational speech. In particular, we identify key techniques that contribute to significant improvements in performance of our…

声音 · 计算机科学 2016-02-24 Seyed Omid Sadjadi , Sriram Ganapathy , Jason W. Pelecanos

Linear Discriminant Analysis (LDA) has been used as a standard post-processing procedure in many state-of-the-art speaker recognition tasks. Through maximizing the inter-speaker difference and minimizing the intra-speaker variation, LDA…

声音 · 计算机科学 2018-05-04 Shuai Wang , Zili Huang , Yanmin Qian , Kai Yu

The millimeter wave (mmWave) multiuser multiple-input multiple-output (MU-MIMO) systems with discrete lens arrays (DLA) have received great attention due to their simple hardware implementation and excellent performance. In this work, we…

信息论 · 计算机科学 2021-01-06 Qiyu Hu , Yanzhen Liu , Yunlong Cai , Guanding Yu , Zhi Ding

The phonological discrepancies between a speaker's native (L1) and the non-native language (L2) serves as a major factor for mispronunciation. This paper introduces a novel multilingual MDD architecture, L1-MultiMDD, enriched with L1-aware…

计算与语言 · 计算机科学 2023-09-22 Yassine El Kheir , Shammur Absar Chowdhury , Ahmed Ali

The success of the state-of-the-art video deblurring methods stems mainly from implicit or explicit estimation of alignment among the adjacent frames for latent video restoration. However, due to the influence of the blur effect, estimating…

图像与视频处理 · 电气工程与系统科学 2021-12-13 Chao Zhu , Hang Dong , Jinshan Pan , Boyang Liang , Yuhao Huang , Lean Fu , Fei Wang

The Broad Learning System (BLS) has gained significant attention for its computational efficiency and less network parameters compared to deep learning structures. However, the standard BLS relies on the pseudoinverse solution, which…

系统与控制 · 电气工程与系统科学 2025-11-25 Zijing Li

Probabilistic Linear Discriminant Analysis (PLDA) is a popular tool in open-set classification/verification tasks. However, the Gaussian assumption underlying PLDA prevents it from being applied to situations where the data is clearly…

音频与语音处理 · 电气工程与系统科学 2020-05-26 Lantian Li , Dong Wang , Thomas Fang Zheng

This paper presents a novel high-fidelity and low-latency universal neural vocoder framework based on multiband WaveRNN with data-driven linear prediction for discrete waveform modeling (MWDLP). MWDLP employs a coarse-fine bit WaveRNN…

声音 · 计算机科学 2021-07-06 Patrick Lumban Tobing , Tomoki Toda

This paper proposes a belief propagation (BP) message passing algorithm based joint multiple symbol differential detection (MSDD) and channel decoding scheme for noncoherent differential ultra-wideband impulse radio (UWB-IR) systems. MSDD…

信息论 · 计算机科学 2015-05-27 Taotao Wang , Tiejun Lv , Hui Gao , Shengli Zhang

This paper presents an improved deep embedding learning method based on convolutional neural network (CNN) for text-independent speaker verification. Two improvements are proposed for x-vector embedding learning: (1) Multi-scale convolution…

音频与语音处理 · 电气工程与系统科学 2020-01-15 Bin Gu , Wu Guo

3D reconstruction techniques such as LiDAR scanning and photogrammetry have made it practical to build detailed geometric models of real-world environments. Such reconstructed models can potentially serve as the foundation for wireless…

网络与互联网体系结构 · 计算机科学 2026-05-27 Haofan Lu , Yadi Cao , Wanghao Yi , Omid Abari

This paper studies nonparametric regression with long memory (LRD) errors and predictors. First, we formulate general conditions which guarantee the standard rate of convergence for a nonparametric kernel estimator. Second, we calculate the…

统计理论 · 数学 2011-02-25 Rafal Kulik , Pawel Lorek

This document briefly describes the systems submitted by the Center for Robust Speech Systems (CRSS) from The University of Texas at Dallas (UTD) to the 2016 National Institute of Standards and Technology (NIST) Speaker Recognition…

计算与语言 · 计算机科学 2016-10-26 Chunlei Zhang , Fahimeh Bahmaninezhad , Shivesh Ranjan , Chengzhu Yu , Navid Shokouhi , John H. L. Hansen

Modern speech enhancement algorithms achieve remarkable noise suppression by means of large recurrent neural networks (RNNs). However, large RNNs limit practical deployment in hearing aid hardware (HW) form-factors, which are battery…

音频与语音处理 · 电气工程与系统科学 2021-09-15 Igor Fedorov , Marko Stamenovic , Carl Jensen , Li-Chia Yang , Ari Mandell , Yiming Gan , Matthew Mattina , Paul N. Whatmough

This paper describes multichannel speech enhancement for improving automatic speech recognition (ASR) in noisy environments. Recently, the minimum variance distortionless response (MVDR) beamforming has widely been used because it works…

Purely neural network (NN) based speech separation and enhancement methods, although can achieve good objective scores, inevitably cause nonlinear speech distortions that are harmful for the automatic speech recognition (ASR). On the other…

音频与语音处理 · 电气工程与系统科学 2020-08-03 Yong Xu , Meng Yu , Shi-Xiong Zhang , Lianwu Chen , Chao Weng , Jianming Liu , Dong Yu

We study the learnability of linear separators in $\Re^d$ in the presence of bounded (a.k.a Massart) noise. This is a realistic generalization of the random classification noise model, where the adversary can flip each example $x$ with…

机器学习 · 计算机科学 2015-03-13 Pranjal Awasthi , Maria-Florina Balcan , Nika Haghtalab , Ruth Urner

This study addresses robust automatic speech recognition (ASR) by introducing a Conformer-based acoustic model. The proposed model builds on the wide residual bi-directional long short-term memory network (WRBN) with utterance-wise dropout…

声音 · 计算机科学 2022-10-21 Yufeng Yang , Peidong Wang , DeLiang Wang

Millimeter-wave massive multiple-input multiple-output systems employ highly directional beamforming to overcome severe path loss, and their performance critically depends on accurate beam alignment. Conventional codebook-based methods…

信号处理 · 电气工程与系统科学 2026-02-26 Weijie Jin , Jing Zhang , Hengtao He , Chao-Kai Wen , Xiao Li , Shi Jin