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The number of end devices that use the last mile wireless connectivity is dramatically increasing with the rise of smart infrastructures and require reliable functioning to support smooth and efficient business processes. To efficiently…

机器学习 · 计算机科学 2022-02-21 Blaž Bertalanič , Marko Meža , Carolina Fortuna

Automatic Modulation Classification (AMC) is a core technology for future wireless communication systems, enabling the identification of modulation schemes without prior knowledge. This capability is essential for applications in cognitive…

机器学习 · 计算机科学 2025-12-01 Dinanath Padhya , Krishna Acharya , Bipul Kumar Dahal , Dinesh Baniya Kshatri

As an important part of speech recognition technology, automatic speech keyword recognition has been intensively studied in recent years. Such technology becomes especially pivotal under situations with limited infrastructures and…

机器学习 · 计算机科学 2019-07-11 Ruisen Luo , Tianran Sun , Chen Wang , Miao Du , Zuodong Tang , Kai Zhou , Xiaofeng Gong , Xiaomei Yang

Background: Wide-field calcium imaging (WFCI) with genetically encoded calcium indicators allows for spatiotemporal recordings of neuronal activity in mice. When applied to the study of sleep, WFCI data are manually scored into the sleep…

图像与视频处理 · 电气工程与系统科学 2024-01-17 Xiaohui Zhang , Eric C. Landsness , Hanyang Miao , Wei Chen , Michelle Tang , Lindsey M. Brier , Joseph P. Culver , Jin-Moo Lee , Mark A. Anastasio

Future wireless networks may operate at millimeter-wave (mmW) and sub-terahertz (sub-THz) frequencies to enable high data rate requirements. While large antenna arrays are critical for reliable communications at mmW and sub-THz bands, these…

信号处理 · 电气工程与系统科学 2022-06-08 Benjamin W. Domae , Veljko Boljanovic , Ruifu Li , Danijela Cabric

This paper compares the performance of BiLSTM and CNN+GRU deep learning models for Human Activity Recognition (HAR) on two WiFi-based Channel State Information (CSI) datasets: UT-HAR and NTU-Fi HAR. The findings indicate that the CNN+GRU…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Almustapha A. Wakili , Babajide J. Asaju , Woosub Jung

Advanced automated AI techniques allow us to classify protein sequences and discern their biological families and functions. Conventional approaches for classifying these protein families often focus on extracting N-Gram features from the…

定量方法 · 定量生物学 2024-10-24 Bahar Ali , Anwar Shah , Malik Niaz , Musadaq Mansoord , Sami Ullah , Muhammad Adnan

Fully convolutional neural networks (FCN) have been shown to achieve state-of-the-art performance on the task of classifying time series sequences. We propose the augmentation of fully convolutional networks with long short term memory…

机器学习 · 计算机科学 2018-03-20 Fazle Karim , Somshubra Majumdar , Houshang Darabi , Shun Chen

Recognition accuracy and response time are both critically essential ahead of building practical electroencephalography (EEG) based brain-computer interface (BCI). Recent approaches, however, have either compromised in the classification…

信号处理 · 电气工程与系统科学 2021-12-03 Yimin Hou , Shuyue Jia , Xiangmin Lun , Shu Zhang , Tao Chen , Fang Wang , Jinglei Lv

Time series prediction with deep learning methods, especially long short-term memory neural networks (LSTMs), have scored significant achievements in recent years. Despite the fact that the LSTMs can help to capture long-term dependencies,…

机器学习 · 计算机科学 2018-11-12 Youru Li , Zhenfeng Zhu , Deqiang Kong , Hua Han , Yao Zhao

We introduce learned attention models into the radio machine learning domain for the task of modulation recognition by leveraging spatial transformer networks and introducing new radio domain appropriate transformations. This attention…

机器学习 · 计算机科学 2016-05-04 Timothy J O'Shea , Latha Pemula , Dhruv Batra , T. Charles Clancy

Automatic modulation classification enables intelligent communications and it is of crucial importance in today's and future wireless communication networks. Although many automatic modulation classification schemes have been proposed, they…

信号处理 · 电气工程与系统科学 2021-06-01 Hao Zhang , Fuhui Zhou , Qihui Wu , Wei Wu , Rose Qingyang Hu

The substantial memory demands of pre-training and fine-tuning large language models (LLMs) require memory-efficient optimization algorithms. One promising approach is layer-wise optimization, which treats each transformer block as a single…

机器学习 · 计算机科学 2026-01-15 Yuxi Liu , Renjia Deng , Yutong He , Xue Wang , Tao Yao , Kun Yuan

To enhance the efficiency of the attention mechanism within large language models (LLMs), previous works primarily compress the KV cache or group attention heads, while largely overlooking redundancy between layers. Our comprehensive…

计算与语言 · 计算机科学 2025-10-20 Yongyu Mu , Yuzhang Wu , Yuchun Fan , Chenglong Wang , Hengyu Li , Jiali Zeng , Qiaozhi He , Murun Yang , Fandong Meng , Jie Zhou , Tong Xiao , Jingbo Zhu

Many applications of speech technology require more and more audio data. Automatic assessment of the quality of the collected recordings is important to ensure they meet the requirements of the related applications. However, effective and…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Qiang Huang , Thomas Hain

The attention mechanisms have been employed in Convolutional Neural Network (CNN) to enhance the feature representation. However, existing attention mechanisms only concentrate on refining the features inside each sample and neglect the…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Qishang Cheng , Hongliang Li , Qingbo Wu , King Ngi Ngan

Accurate modulation classification is a core challenge in cognitive radio, adaptive communications, spectrum analysis, and related domains, especially under dynamic channels without transmitter knowledge. To address this need, this article…

信号处理 · 电气工程与系统科学 2025-10-24 M. M. Sadman Shafi , Tasnia Siddiqua Ahona , Ashraful Islam Mridha

Recently, Convolutional Neural Network (CNN) and Long short-term memory (LSTM) based models have been introduced to deep learning-based target speaker separation. In this paper, we propose an Attention-based neural network (Atss-Net) in the…

音频与语音处理 · 电气工程与系统科学 2020-05-20 Tingle Li , Qingjian Lin , Yuanyuan Bao , Ming Li

Automatic modulation classification (AMC) is a crucial stage in the spectrum management, signal monitoring, and control of wireless communication systems. The accurate classification of the modulation format plays a vital role in the…

信号处理 · 电气工程与系统科学 2023-04-04 Jiawei Zhang , Tiantian Wang , Zhixi Feng , Shuyuan Yang

Future AI-native wireless networks are moving from reactive optimization to agentic decision-making that can sense, predict, and plan under fast-varying channels. This calls for wireless world models that can predict and roll out channel…

信息论 · 计算机科学 2025-12-23 Ke He , Le He , Lisheng Fan , Xianfu Lei , Thang X. Vu , George K. Karagiannidis , Symeon Chatzinotas