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Traditional approaches to mapping of environments in robotics make use of spatially discretized representations, such as occupancy grid maps. Modern systems, e.g. in agriculture or automotive applications, are equipped with a variety of…

机器人学 · 计算机科学 2018-05-23 Timo Korthals , Julian Exner , Thomas Schöpping , Marc Hesse

In this study, we propose a modulation decoupling based single channel speech enhancement subspace framework, in which the spectrogram of noisy speech is decoupled as the product of a spectral envelop subspace and a spectral details…

声音 · 计算机科学 2017-02-24 Pengfei Sun , Jun Qin

Advancements in deep learning and voice-activated technologies have driven the development of human-vehicle interaction. Distributed microphone arrays are widely used in in-car scenarios because they can accurately capture the voices of…

音频与语音处理 · 电气工程与系统科学 2024-09-16 Ziqian Wang , Jiayao Sun , Zihan Zhang , Xingchen Li , Jie Liu , Lei Xie

The end-to-end approach for single-channel speech separation has been studied recently and shown promising results. This paper extended the previous approach and proposed a new end-to-end model for multi-channel speech separation. The…

声音 · 计算机科学 2019-05-29 Rongzhi Gu , Jian Wu , Shi-Xiong Zhang , Lianwu Chen , Yong Xu , Meng Yu , Dan Su , Yuexian Zou , Dong Yu

Symbol-level precoding (SLP) manipulates the transmitted signals to accurately exploit the multi-user interference (MUI) in the multi-user downlink. This enables that all the resultant interference contributes to correct detection, which is…

信息论 · 计算机科学 2022-11-29 Junwen Yang , Ang Li , Xuewen Liao , Christos Masouros

Single-channel speech separation in time domain and frequency domain has been widely studied for voice-driven applications over the past few years. Most of previous works assume known number of speakers in advance, however, which is not…

音频与语音处理 · 电气工程与系统科学 2020-04-02 Yiming Xiao , Haijian Zhang

Recent single-channel speech enhancement methods usually convert waveform to the time-frequency domain and use magnitude/complex spectrum as the optimizing target. However, both magnitude-spectrum-based methods and complex-spectrum-based…

声音 · 计算机科学 2021-10-13 Wenxin Tai , Jiajia Li , Yixiang Wang , Tian Lan , Qiao Liu

Speaking Style Recognition (SSR) identifies a speaker's speaking style characteristics from speech. Existing style recognition approaches primarily rely on linguistic information, with limited integration of acoustic information, which…

声音 · 计算机科学 2025-10-15 Guojian Li , Qijie Shao , Zhixian Zhao , Shuiyuan Wang , Zhonghua Fu , Lei Xie

The capability of the human to pay attention to both coarse and fine-grained regions has been applied to computer vision tasks. Motivated by that, we propose a collaborative learning framework in the complex domain for monaural noise…

声音 · 计算机科学 2021-06-23 Andong Li , Chengshi Zheng , Lu Zhang , Xiaodong Li

Decoding speech from stereo-electroencephalography (sEEG) signals has emerged as a promising direction for brain-computer interfaces (BCIs). Its clinical applicability, however, is limited by the inherent non-stationarity of neural signals,…

人机交互 · 计算机科学 2025-09-30 Suli Wang , Yang-yang Li , Siqi Cai , Haizhou Li

Spatial mixture model (SMM) supported acoustic beamforming has been extensively used for the separation of simultaneously active speakers. However, it has hardly been considered for the separation of meeting data, that are characterized by…

The SepFormer architecture shows very good results in speech separation. Like other learned-encoder models, it uses short frames, as they have been shown to obtain better performance in these cases. This results in a large number of frames…

音频与语音处理 · 电气工程与系统科学 2023-06-06 Danilo de Oliveira , Tal Peer , Timo Gerkmann

Spoken language understanding (SLU) requires a model to analyze input acoustic signal to understand its linguistic content and make predictions. To boost the models' performance, various pre-training methods have been proposed to learn rich…

计算与语言 · 计算机科学 2021-03-16 Yu-An Chung , Chenguang Zhu , Michael Zeng

A three-stage approach is proposed for speaker counting and speech separation in noisy and reverberant environments. In the spatial feature extraction, a spatial coherence matrix (SCM) is computed using whitened relative transfer functions…

音频与语音处理 · 电气工程与系统科学 2023-08-08 Yicheng Hsu , Mingsian Bai

In orthogonal frequency division multiplexing with index modulation (OFDM-IM), the active subcarriers can convey information bits by modulated symbols as well as their indices. OFDM-IM has attracted a great deal of attention from…

信息论 · 计算机科学 2020-01-07 Kee-Hoon Kim

The Segment Anything Model (SAM) has demonstrated strong and versatile segmentation capabilities, along with intuitive prompt-based interactions. However, customizing SAM for medical image segmentation requires massive amounts of…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Zhonghao Yan , Zijin Yin , Tianyu Lin , Xiangzhu Zeng , Kongming Liang , Zhanyu Ma

The ability to dynamically adjust the computational load of neural models during inference in a resource aware manner is crucial for on-device processing scenarios, characterised by limited and time-varying computational resources.…

计算与语言 · 计算机科学 2025-06-24 Maxence Lasbordes , Daniele Falavigna , Alessio Brutti

Orthogonal frequency division multiplexing (OFDM) and single-carrier frequency domain equalization (SC-FDE) are two commonly adopted modulation schemes for frequency-selective channels. Compared to SC-FDE, OFDM generally achieves higher…

信息论 · 计算机科学 2017-10-30 Yifei Yang , Shuowen Zhang , Joni Polili Lie , Rui Zhang

High data rates are one of the most prevalent requirements in current mobile communications. To cover this and other high standards regarding performance, increasing coverage, capacity, and reliability, numerous works have proposed the…

信息论 · 计算机科学 2023-07-26 Gabriela Morillo , John Cosmas

This paper proposes an online secondary path modelling (SPM) technique to improve the performance of the modified filtered reference Least Mean Square (FXLMS) algorithm. It can effectively respond to a time-varying secondary path, which…

音频与语音处理 · 电气工程与系统科学 2023-06-21 Junwei Ji , Dongyuan Shi , Woon-Seng Gan , Xiaoyi Shen , Zhengding Luo