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Large Multimodal Models (LMMs) have achieved remarkable success in vision-language tasks, yet their vast parameter counts are often underutilized during both training and inference. In this work, we embrace the idea of looping back to move…

Machine Learning · Computer Science 2026-02-11 Ruihan Xu , Yuting Gao , Lan Wang , Jianing Li , Weihao Chen , Qingpei Guo , Ming Yang , Shiliang Zhang

Concurrent link communications built on multi-antenna systems have been widely adopted for spatial resource exploitation. MIMA-MAC, a classical MIMO MAC protocol utilizing concurrent link scheme, is able to provide superior link throughput…

Networking and Internet Architecture · Computer Science 2013-09-12 Pengkai Zhao , Babak Daneshrad

In this paper, we propose an efficient downlink channel reconstruction scheme for a frequency-division-duplex multi-antenna system by utilizing uplink channel state information combined with limited feedback. Based on the spatial…

Information Theory · Computer Science 2018-05-21 Yu Han , Tien-Hao Hsu , Chao-Kai Wen , Kai-Kit Wong , Shi Jin

Channel estimation problem is one of the key technical issues in time-variant multiple-input single-output (MSIO) communication systems. To estimate the MISO channel, least mean square (LMS) algorithm is applied to adaptive channel…

Information Theory · Computer Science 2013-02-07 Guan Gui , Wei Peng , Abolfazl Mehbodniya , Fumiyuki Adachi

The rapid advancement in large foundation models is propelling the paradigm shifts across various industries. One significant change is that agents, instead of traditional machines or humans, will be the primary participants in the future…

Signal Processing · Electrical Eng. & Systems 2025-07-30 Zhuoran Xiao , Chenhui Ye , Yijia Feng , Yunbo Hu , Tianyu Jiao , Liyu Cai , Guangyi Liu

In this paper, the uplink adaptation for massive multiple-input-multiple-output (MIMO) networks without the knowledge of user density is considered. Specifically, a novel cooperative uplink transmission and detection scheme is first…

Information Theory · Computer Science 2019-04-30 Yang Li , Zezhong Zhang , Rui Wang , Kaibin Huang , Yifan Chen

Achieving an end-to-end low-latency for computations offloading, in Mobile Edge Computing (MEC) systems, is still a critical design problem. This is because the offloading of computational tasks via the MEC servers entails the use of uplink…

Networking and Internet Architecture · Computer Science 2022-02-15 Ali Al-Shuwaili , Ahmed Lawey

A limitation of bandwidth in the wireless network and the exponential rise in the high data rate requirement prompted the development of Massive Multiple-Input-Multiple-Output (MIMO) technique in 5G. Using this method the ever rising data…

Signal Processing · Electrical Eng. & Systems 2024-06-11 Mariea Sharaf Anzum , Moontasir Rafique , Md. Asif Ishrak Sarder , Fehima Tajrian , Abdullah Bin Shams

In order to follow up with mission-critical applications, new features need to be carried to satisfy a reliable communication with reduced latency. With this regard, this paper proposes a low latency cooperative transmission scheme, where…

Information Theory · Computer Science 2018-02-13 Fatima Ezzahra Airod , Houda Chafnaji , Halim Yanikomeroglu

The immense volume of data generated by Earth observation (EO) satellites presents significant challenges in transmitting it to Earth over rate-limited satellite-to-ground communication links. This paper presents an efficient downlink…

Signal Processing · Electrical Eng. & Systems 2024-12-17 Van-Phuc Bui , Shashi Raj Pandey , Israel Leyva-Mayorga , Petar Popovski

This work considers an uplink wireless communication system where multiple users with multiple antennas transmit data frames over dynamic channels. Previous studies have shown that multiple transmit and receive antennas can substantially…

Signal Processing · Electrical Eng. & Systems 2024-06-25 Sajad Daei , Gabor Fodor , Mikael Skoglund

Multi-agent LLM systems usually collaborate by exchanging natural-language messages. This interface is simple and interpretable, but it forces each sender's intermediate computation to be serialized into tokens and then reprocessed by the…

Computation and Language · Computer Science 2026-05-14 Wenrui Bao , Huan Wang , Jian Wang , Zhangyang Wang , Kai Wang , Yuzhang Shang

Batched network coding is a low-complexity network coding solution to feedbackless multi-hop wireless packet network transmission with packet loss. The data to be transmitted is encoded into batches where each of which consists of a few…

Information Theory · Computer Science 2022-05-10 Jie Wang , Zhiyuan Jia , Hoover H. F. Yin , Shenghao Yang

Link adaptation, in particular adaptive coded modulation (ACM), is a promising tool for bandwidth-efficient transmission in a fading environment. The main motivation behind employing ACM schemes is to improve the spectral efficiency of…

Information Theory · Computer Science 2016-03-28 Anders Gjendemsjø , Geir E. Øien , Henrik Holm , Mohamed-Slim Alouini , David Gesbert , Kjell J. Hole , Pål Orten

This article considers the problem of delay optimal bundling of the input symbols into transmit packets in the entry point of a wireless sensor network such that the link delay is minimized under an arbitrary arrival rate and a given…

Networking and Internet Architecture · Computer Science 2016-11-15 Abolfazl Razi , Fatemeh Afghah , Ali Abedi

Downlink channel temporal prediction is a critical technology in massive multiple-input multiple-output (MIMO) systems. However, existing methods that rely on fixed-step historical sequences significantly limit the accuracy, practicality,…

Information Theory · Computer Science 2024-09-04 Shilong Fan , Zhenyu Liu , Xinyu Gu , Haozhen Li

While existing studies have highlighted the advantages of deep learning (DL)-based joint source-channel coding (JSCC) schemes in enhancing transmission efficiency, they often overlook the crucial aspect of resource management during the…

Information Theory · Computer Science 2024-04-01 Kaiyi Chi , Qianqian Yang , Yuanchao Shu , Zhaohui Yang , Zhiguo Shi

In this article, we investigate the real-world capability of the multi-link operation (MLO) framework -- one of the key MAC-layer features included in the IEEE 802.11be amendment -- by using a large dataset containing 5 GHz spectrum…

Networking and Internet Architecture · Computer Science 2023-05-04 Marc Carrascosa , Giovanni Geraci , Edward Knightly , Boris Bellalta

Adaptive OFDMA has recently been recognized as a promising technique for providing high spectral efficiency in future broadband wireless systems. The research over the last decade on adaptive OFDMA systems has focused on adapting the…

Networking and Internet Architecture · Computer Science 2016-11-18 William Weiliang Li , Ying Jun , Zhang , Anthony Man-Cho So , Moe Z. Win

Modern 5G communication systems employ multiple-input multiple-output (MIMO) in conjunction with orthogonal frequency division multiplexing (OFDM) to enhance data rates, particularly for wideband millimetre wave (mmW) applications. Since…

Signal Processing · Electrical Eng. & Systems 2023-03-21 Parth Mehta , Agulla Surya Bharath , Kumar Appaiah , Rajbabu Velmurugan , Debasattam Pal