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Large pre-trained models have achieved outstanding results in sequence modeling. The Transformer block and its attention mechanism have been the main drivers of the success of these models. Recently, alternative architectures, such as…

机器学习 · 计算机科学 2025-01-29 J. Pablo Muñoz , Jinjie Yuan , Nilesh Jain

In this paper, we investigate an intelligent reflecting surface (IRS) assisted multi-user multiple-input multiple-output (MIMO) full-duplex (FD) system. We jointly optimize the active beamforming matrices at the access point (AP) and uplink…

信号处理 · 电气工程与系统科学 2021-12-07 Yanzhen Liu , Qiyu Hu , Yunlong Cai , Guanding Yu , Geoffrey Ye Li

Compressive sensing (CS) is a promising technology for realizing energy-efficient wireless sensors for long-term health monitoring. In this paper, we propose a data-driven CS framework that learns signal characteristics and individual…

信息论 · 计算机科学 2016-12-20 Kai Xu , Yuhao Wang , Yixing Li , Fengbo Ren

Hyperspectral images (HSIs) capture rich spectral signatures that reveal vital material properties, offering broad applicability across various domains. However, the scarcity of labeled HSI data limits the full potential of deep learning,…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Shaheer Mohamed , Tharindu Fernando , Sridha Sridharan , Peyman Moghadam , Clinton Fookes

Dilated convolution, which expands the receptive field by inserting gaps between its consecutive elements, is widely employed in computer vision. In this study, we propose three strategies to improve individual phases of dilated convolution…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Linwei Chen , Lin Gu , Ying Fu

In this paper, we propose a framework for efficient Source-Free Domain Adaptation (SFDA) in the context of time-series, focusing on enhancing both parameter efficiency and data-sample utilization. Our approach introduces an improved…

机器学习 · 计算机科学 2025-02-04 Gaurav Patel , Christopher Sandino , Behrooz Mahasseni , Ellen L Zippi , Erdrin Azemi , Ali Moin , Juri Minxha

Although numerous solutions have been proposed for image super-resolution, they are usually incompatible with low-power devices with many computational and memory constraints. In this paper, we address this problem by proposing a simple yet…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Long Sun , Jiangxin Dong , Jinhui Tang , Jinshan Pan

Unsupervised domain adaptation is critical in various computer vision tasks, such as object detection, instance segmentation, etc. They attempt to reduce domain bias-induced performance degradation while also promoting model application…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Lijun Gou , Jinrong Yang , Hangcheng Yu , Pan Wang , Xiaoping Li , Chao Deng

The task of blind source separation (BSS) involves separating sources from a mixture without prior knowledge of the sources or the mixing system. Single-channel mixtures and non-linear mixtures are a particularly challenging problem in BSS.…

信号处理 · 电气工程与系统科学 2025-07-24 Matthew B. Webster , Joonnyong Lee

Artificial intelligence (AI) technology has provided a potential solution for automatic modulation recognition (AMC). Unfortunately, AI-based AMC models are vulnerable to adversarial examples, which seriously threatens the efficient, secure…

密码学与安全 · 计算机科学 2022-08-04 Sicheng Zhang , Jiarun Yu , Zhida Bao , Shiwen Mao , Yun Lin

A low-profile, modified Complementary Frequency Selective Surface (CFSS) with dual band-pass characteristic is presented. This technique adds independent control of the operation bands, which was a limitation from previous FSSs design based…

系统与控制 · 电气工程与系统科学 2022-11-15 Komlan Payne

Compressive sensing (CS) has recently emerged as a framework for efficiently capturing signals that are sparse or compressible in an appropriate basis. While often motivated as an alternative to Nyquist-rate sampling, there remains a gap…

信息论 · 计算机科学 2012-03-23 Mark A. Davenport , Michael B. Wakin

Transformer-based self-supervised models are trained as feature extractors and have empowered many downstream speech tasks to achieve state-of-the-art performance. However, both the training and inference process of these models may…

计算与语言 · 计算机科学 2021-05-04 Jinchuan Tian , Rongzhi Gu , Helin Wang , Yuexian Zou

With the rapid development of large multimodal models (LMMs), multimodal understanding applications are emerging. As most LMM inference requests originate from edge devices with limited computational capabilities, the predominant inference…

信号处理 · 电气工程与系统科学 2025-11-05 Cheng Yuan , Zhening Liu , Jiashu Lv , Jiawei Shao , Yufei Jiang , Jun Zhang , Xuelong Li

Dual-comb spectroscopy (DCS) is a powerful Fourier-transform spectroscopic technique that provides high-speed, high-resolution, and broadband measurements without moving parts. However, the high peak power of mode-locked pulses limits the…

光学 · 物理学 2025-09-30 Wei Long , Xinru Cao , Xiangze Ma , Jiaqi Zhou , Wenbin He , Dijun Chen

Neural operators have emerged as powerful surrogates for modeling complex physical problems. However, they suffer from spectral bias making them oblivious to high-frequency modes, which are present in multiscale physical systems. Therefore,…

机器学习 · 计算机科学 2025-03-19 Siavash Khodakarami , Vivek Oommen , Aniruddha Bora , George Em Karniadakis

In Sound Event Detection (SED) systems, the lengths of median filters for post-processing have never been optimized during training due to several problems. No gradient is received by the lengths so they cannot be learned during…

音频与语音处理 · 电气工程与系统科学 2021-03-23 Fengnian Zhao , Ruwei Li , Xin Liu , Liwen Xu

Cross-domain few-shot segmentation (CD-FSS) is proposed to first pre-train the model on a large-scale source-domain dataset, and then transfer the model to data-scarce target-domain datasets for pixel-level segmentation. The significant…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Jintao Tong , Yixiong Zou , Yuhua Li , Ruixuan Li

Speech self-supervised learning (SSL) represents has achieved state-of-the-art (SOTA) performance in multiple downstream tasks. However, its application in speech enhancement (SE) tasks remains immature, offering opportunities for…

音频与语音处理 · 电气工程与系统科学 2024-08-14 Alimjan Mattursun , Liejun Wang , Yinfeng Yu

Deep learning-based methods have achieved significant success in remote sensing Earth observation data analysis. Numerous feature fusion techniques address multimodal remote sensing image classification by integrating global and local…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Hao Liu , Yunhao Gao , Wei Li , Mingyang Zhang , Maoguo Gong , Lorenzo Bruzzone
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