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Related papers: Deep Learning Based Joint Channel Estimation and P…

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Recent advances in deep learning structured state space models, especially the Mamba architecture, have demonstrated remarkable performance improvements while maintaining linear complexity. In this study, we introduce functional…

Machine Learning · Computer Science 2025-03-24 Yuxiang Wei , Anees Abrol , Vince Calhoun

In this paper, we study the problem of uplink channel estimation for near-filed orthogonal frequency division multiplexing (OFDM) systems, where a base station (BS), equipped with an extremely large-scale antenna array (ELAA), serves…

Signal Processing · Electrical Eng. & Systems 2026-01-27 Jionghui Wang , Jun Fang , Hongbin Li , Boyu Ning

In the field of biomedical image analysis, the quest for architectures capable of effectively capturing long-range dependencies is paramount, especially when dealing with 3D image segmentation, classification, and landmark detection.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Haifan Gong , Luoyao Kang , Yitao Wang , Xiang Wan , Haofeng Li

Channel estimation forms one of the central component in current OFDM systems that aims to eliminate the inter-symbol interference by calculating the CSI using the pilot symbols and interpolating them across the entire time-frequency grid.…

Signal Processing · Electrical Eng. & Systems 2020-03-06 Raja Sattiraju , Andreas Weinand , Hans D. Schotten

Recent advancements in state space models, notably Mamba, have demonstrated significant progress in modeling long sequences for tasks like language understanding. Yet, their application in vision tasks has not markedly surpassed the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Tao Huang , Xiaohuan Pei , Shan You , Fei Wang , Chen Qian , Chang Xu

In this paper, we propose a model-driven channel estimation method utilizing a convolutional neural network (CNN) derived from image super-resolution (SR). Instead of completely abandoning traditional communication modules as data-driven…

Signal Processing · Electrical Eng. & Systems 2019-12-02 Xin Ru , Li Wei , Youyun Xu

This letter investigates channel estimation for ultra-massive multiple-input multiple-output (MIMO) communications. We propose a joint low-rank and sparse Bayesian estimation (LRSBE) algorithm for spatial non-stationary ultra-massive…

Information Theory · Computer Science 2025-12-05 Jianghan Ji , Cheng-Xiang Wang , Shuaifei Chen , Chen Huang , Xiping Wu , Emil Björnson

We introduce a novel deep learning method for decoding error correction codes based on the Mamba architecture, enhanced with Transformer layers. Our approach proposes a hybrid decoder that leverages Mamba's efficient sequential modeling…

Information Theory · Computer Science 2025-05-26 Shy-el Cohen , Yoni Choukroun , Eliya Nachmani

Existing deraining Transformers employ self-attention mechanisms with fixed-range windows or along channel dimensions, limiting the exploitation of non-local receptive fields. In response to this issue, we introduce a novel dual-branch…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Shangquan Sun , Wenqi Ren , Juxiang Zhou , Jianhou Gan , Rui Wang , Xiaochun Cao

Multi-task dense scene understanding, which trains a model for multiple dense prediction tasks, has a wide range of application scenarios. Capturing long-range dependency and enhancing cross-task interactions are crucial to multi-task dense…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Baijiong Lin , Weisen Jiang , Pengguang Chen , Shu Liu , Ying-Cong Chen

Change detection (CD) in multitemporal remote sensing imagery presents significant challenges for fine-grained recognition, owing to heterogeneity and spatiotemporal misalignment. However, existing methodologies based on vision transformers…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Lei Ding , Tong Liu , Xuanguang Liu , Xiangyun Liu , Haitao Guo , Jun Lu

Long-term time series forecasting (LTSF) provides longer insights into future trends and patterns. Over the past few years, deep learning models especially Transformers have achieved advanced performance in LTSF tasks. However, LTSF faces…

Machine Learning · Computer Science 2024-06-28 Aobo Liang , Xingguo Jiang , Yan Sun , Xiaohou Shi , Ke Li

In this paper, we propose a learning approach for sparse code multiple access (SCMA) signal detection by using a deep neural network via unfolding the procedure of message passing algorithm (MPA). The MPA can be converted to a sparsely…

Information Theory · Computer Science 2018-08-27 Chao Lu , Wei Xu , Hong Shen , Hua Zhang , Xiaohu You

Deep learning has profoundly transformed remote sensing, yet prevailing architectures like Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs) remain constrained by critical trade-offs: CNNs suffer from limited receptive…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Muyi Bao , Shuchang Lyu , Zhaoyang Xu , Huiyu Zhou , Jinchang Ren , Shiming Xiang , Xiangtai Li , Guangliang Cheng

Due to the large-scale image size and object variations, current CNN-based and Transformer-based approaches for remote sensing image semantic segmentation are suboptimal for capturing the long-range dependency or limited to the complex…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Mushui Liu , Jun Dan , Ziqian Lu , Yunlong Yu , Yingming Li , Xi Li

Recent works have demonstrated that attention-based transformer and large language model (LLM) architectures can achieve strong channel state prediction (CSP) performance by capturing long-range temporal dependencies across channel state…

Information Theory · Computer Science 2026-04-27 Aladin Djuhera , Haris Gacanin , Holger Boche

In the emerging high mobility Vehicle-to-Everything (V2X) communications using millimeter Wave (mmWave) and sub-THz, Multiple-Input Multiple-Output (MIMO) channel estimation is an extremely challenging task. At mmWaves/sub-THz frequencies,…

Accurate channel estimation is essential for reliable communication in sub-THz extremely large (XL) MIMO systems. Deploying XL-MIMO in high-frequency bands not only increases the number of antennas, but also fundamentally alters channel…

Signal Processing · Electrical Eng. & Systems 2025-04-15 Wen-Xuan Long , Marco Moretti , Michele Morelli , Luca Sanguinetti , Rui Chen

Accurate channel model and channel estimation are essential to empower extremely large-scale MIMO (XL-MIMO) in 6G networks with ultra-high spectral efficiency. With the sharp increase in the antenna array aperture of the XL-MIMO scenario,…

Information Theory · Computer Science 2023-04-25 Yu Lu , Linglong Dai

Point cloud segmentation is an important topic in 3D understanding that has traditionally has been tackled using either the CNN or Transformer. Recently, Mamba has emerged as a promising alternative, offering efficient long-range contextual…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yong Xien Chng , Xuchong Qiu , Yizeng Han , Yifan Pu , Jiewei Cao , Gao Huang
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