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Continuous speech separation for meeting pre-processing has recently become a focused research topic. Compared to the data in utterance-level speech separation, the meeting-style audio stream lasts longer, has an uncertain number of…

音频与语音处理 · 电气工程与系统科学 2022-02-11 Chenda Li , Lei Yang , Weiqin Wang , Yanmin Qian

Sparse matrix-matrix multiplication (SpGEMM) is a widely used kernel in various graph, scientific computing and machine learning algorithms. It is well known that SpGEMM is a memory-bound operation, and its peak performance is expected to…

分布式、并行与集群计算 · 计算机科学 2020-02-27 Zhixiang Gu , Jose Moreira , David Edelsohn , Ariful Azad

Recently studies on time-domain audio separation networks (TasNets) have made a great stride in speech separation. One of the most representative TasNets is a network with a dual-path segmentation approach. However, the original model…

声音 · 计算机科学 2022-12-15 Yinhao Xu , Jian Zhou , Liang Tao , Hon Keung Kwan

Neural beamformers, which integrate both pre-separation and beamforming modules, have demonstrated impressive effectiveness in target speech extraction. Nevertheless, the performance of these beamformers is inherently limited by the…

声音 · 计算机科学 2023-09-08 Aoqi Guo , Sichong Qian , Baoxiang Li , Dazhi Gao

In distributed and federated learning algorithms, communication overhead is often reduced by performing multiple local updates between communication rounds. However, due to data heterogeneity across nodes and the local gradient noise within…

机器学习 · 计算机科学 2025-12-02 Yan Huang , Jinming Xu , Jiming Chen , Karl Henrik Johansson

Recently, numerous pancreas segmentation methods have achieved promising performance on local single-source datasets. However, these methods don't adequately account for generalizability issues, and hence typically show limited performance…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Jun Li , Hongzhang Zhu , Tao Chen , Xiaohua Qian

In this paper, a novel modulation scheme called set partition modulation (SPM) is proposed. In this scheme, set partitioning and ordered subsets in the set partitions are used to form codewords. We define different SPM variants and depict a…

信号处理 · 电气工程与系统科学 2019-10-25 Ferhat Yarkin , Justin P. Coon

The dominant speech separation models are based on complex recurrent or convolution neural network that model speech sequences indirectly conditioning on context, such as passing information through many intermediate states in recurrent…

音频与语音处理 · 电气工程与系统科学 2020-08-17 Jingjing Chen , Qirong Mao , Dong Liu

The performance of deep learning-based multi-channel speech enhancement methods often deteriorates when the geometric parameters of the microphone array change. Traditional approaches to mitigate this issue typically involve training on…

音频与语音处理 · 电气工程与系统科学 2025-04-03 Tianqin Zheng , Jilu Jin , Hanchen Pei , Gongping Huang , Jingdong Chen , Jacob Benesty

Medical image segmentation grapples with challenges including multi-scale lesion variability, ill-defined tissue boundaries, and computationally intensive processing demands. This paper proposes the DyGLNet, which achieves efficient and…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Yican Zhao , Ce Wang , You Hao , Lei Li , Tianli Liao

In schema-guided dialogue state tracking models estimate the current state of a conversation using natural language descriptions of the service schema for generalization to unseen services. Prior generative approaches which decode slot…

计算与语言 · 计算机科学 2023-06-16 Björn Bebensee , Haejun Lee

Fine-grained high-resolution remote sensing mapping typically relies on localized visual features, which restricts cross-domain generalizability and often leads to fragmented predictions of large-scale land covers. While global geospatial…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Jienan Lyu , Miao Yang , Jinchen Cai , Yiwen Hu , Guanyi Lu , Junhao Qiu , Runmin Dong

Recently, image restoration transformers have achieved comparable performance with previous state-of-the-art CNNs. However, how to efficiently leverage such architectures remains an open problem. In this work, we present Dual-former whose…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Sixiang Chen , Tian Ye , Yun Liu , Erkang Chen

In speech machine learning, neural network models are typically designed by choosing an architecture with fixed layer sizes and structure. These models are then trained to maximize performance on metrics aligned with the task's objective.…

声音 · 计算机科学 2026-01-22 Esteban Gómez , Tom Bäckström

We propose FSB-LSTM, a novel long short-term memory (LSTM) based architecture that integrates full- and sub-band (FSB) modeling, for single- and multi-channel speech enhancement in the short-time Fourier transform (STFT) domain. The model…

音频与语音处理 · 电气工程与系统科学 2023-04-19 Zhong-Qiu Wang , Samuele Cornell , Shukjae Choi , Younglo Lee , Byeong-Yeol Kim , Shinji Watanabe

We present a novel source separation model to decompose asingle-channel speech signal into two speech segments belonging to two different speakers. The proposed model is a neural network based on residual blocks, and uses learnt speaker…

声音 · 计算机科学 2019-06-25 Shuo Liu , Gil Keren , Björn Schuller

We present a new probabilistic graphical model which generalizes factorial hidden Markov models (FHMM) for the problem of single-channel speech separation (SCSS) in which we wish to separate the two speech signals $X(t)$ and $V(t)$ from a…

声音 · 计算机科学 2019-01-24 Martin H. Radfar , Richard M. Dansereau , Willy Wong

Sparse General Matrix Multiply (SpGEMM) is key for various High-Performance Computing (HPC) applications such as genomics and graph analytics. Using the semiring abstraction, many algorithms can be formulated as SpGEMM, allowing…

分布式、并行与集群计算 · 计算机科学 2025-12-23 Thomas McFarland , Julian Bellavita , Giulia Guidi

Fine-tuning large language models (LLMs) for downstream tasks has become increasingly crucial due to their widespread use and the growing availability of open-source models. However, the high memory costs associated with fine-tuning remain…

机器学习 · 计算机科学 2025-02-04 David H. Yang , Mohammad Mohammadi Amiri , Tejaswini Pedapati , Subhajit Chaudhury , Pin-Yu Chen

This paper introduces a new probabilistic architecture called Sum-Product Graphical Model (SPGM). SPGMs combine traits from Sum-Product Networks (SPNs) and Graphical Models (GMs): Like SPNs, SPGMs always enable tractable inference using a…

机器学习 · 统计学 2017-08-23 Mattia Desana , Christoph Schnörr