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LoRa networks are pivotally enabling Long Range connectivity to low-cost and power-constrained user equipments (UEs) in a wide area, whereas a critical issue is to effectively allocate wireless resources to support potentially massive UEs…

Information Theory · Computer Science 2021-11-08 Jiangbin Lyu , Dan Yu , Liqun Fu

Interference alignment allows multiple users to share the same frequency and time resource in a wireless communications system. At present, two performance bounds, in terms of degree of freedom, have been proposed. One is for…

Information Theory · Computer Science 2015-11-02 Feng Ouyang

Information exchange over networks can be affected by various forms of delay. This causes challenges for using the network by a multi-agent system to solve a distributed optimisation problem. Distributed optimisation schemes, however,…

Optimization and Control · Mathematics 2021-05-25 Adrian Redder , Arunselvan Ramaswamy , Holger Karl

Here, a separation theorem about Independent Subspace Analysis (ISA), a generalization of Independent Component Analysis (ICA) is proven. According to the theorem, ISA estimation can be executed in two steps under certain conditions. In the…

Statistics Theory · Mathematics 2007-06-13 Zoltan Szabo , Barnabas Poczos , Andras Lorincz

We argue that formal certification of AI alignment over open-ended or unbounded input domains is impossible under standard assumptions in computational complexity and learning theory, and characterise what remains achievable. Two…

Machine Learning · Statistics 2026-05-28 Ayushi Agarwal

In multiple-input multiple-output (MIMO) device-to-device (D2D) networks, interference and rank-deficient channels are the critical bottlenecks for achieving high degrees of freedom (DoFs). In this paper, we propose a reconfigurable…

Signal Processing · Electrical Eng. & Systems 2020-05-15 Min Fu , Yong Zhou , Yuanming Shi

With the rapid proliferation of large language models and vision-language models, AI agents have evolved from isolated, task-specific systems into autonomous, interactive entities capable of perceiving, reasoning, and acting without human…

Multiagent Systems · Computer Science 2025-10-20 Yuntao Wang , Shaolong Guo , Yanghe Pan , Zhou Su , Fahao Chen , Tom H. Luan , Peng Li , Jiawen Kang , Dusit Niyato

The limited coexistence capabilities of current Internet-of-things (IoT) wireless standards produce inefficient spectrum utilization and mutual performance impairment. The entity of the issue escalates in industrial IoT (IIoT) applications,…

Signal Processing · Electrical Eng. & Systems 2021-01-20 Simone Grimaldi , Aamir Mahmood , Syed Ali Hassan , Gerhard Petrus Hancke , Mikael Gidlund

Although the sufficient condition for a blindly interference-aligned (BIA) 2-user 2x1 broadcast channel (BC) in homogeneous fading to achieve its maximal 4/3 DoF is well understood, its counterpart for the general K-user 2x1 MISO BC in…

Information Theory · Computer Science 2013-03-29 Qing F. Zhou , Q. T. Zhang , Francis C. M. Lau

In this paper, we study an interference alignment (IA) scheme with finite time extension and beamformer selection method with low computational complexity for X channel. An IA scheme with a chain structure by the Latin square is proposed…

Information Theory · Computer Science 2018-10-15 Young-Sik Moon , Jong-Yoon Yoon , Jong-Seon No , Sang-Hyo Kim

We consider the problem of network coding across three unicast sessions over a directed acyclic graph, when each session has min-cut one. Previous work by Das et al. adapted a precoding-based interference alignment technique, originally…

Information Theory · Computer Science 2012-05-22 Chun Meng , Abinesh Ramakrishnan , Athina Markopoulou , Syed Ali Jafar

De Alfaro and Henzinger's Interface Automata (IA) and Nyman et al.'s recent combination IOMTS of IA and Larsen's Modal Transition Systems (MTS) are established frameworks for specifying interfaces of system components. However, neither IA…

Logic in Computer Science · Computer Science 2015-07-01 Gerald Lüttgen , Walter Vogler

We study interference channels (IFC) where interaction among sources and destinations is enabled, e.g., both sources and destinations can talk to each other using full-duplex radios. The interaction can come in two ways: 1) {\em In-band…

Information Theory · Computer Science 2013-10-14 Quan Geng , Sreeram Kannan , Pramod Viswanath

We present a framework to study linear deterministic interference networks over finite fields. Unlike the popular linear deterministic models introduced to study Gaussian networks, we consider networks where the channel coefficients are…

Information Theory · Computer Science 2013-08-06 Song-Nam Hong , Giuseppe Caire

Massive multiple-input multiple-output (MIMO) systems exploit the spatial diversity achieved with an array of many antennas to perform spatial multiplexing of many users. Similar performance can be achieved using fewer antennas if movable…

Signal Processing · Electrical Eng. & Systems 2025-02-07 Amna Irshad , Alva Kosasih , Vitaly Petrov , Emil Björnson

The Aiming for AI Interoperability report investigates the ongoing challenge of achieving regulatory and technical AI interoperability as national and global AI governance efforts are proliferating. Here, technical interoperability is the…

Computers and Society · Computer Science 2026-03-24 Benjamin Faveri , Craig Shank , Richard Whitt , Phillip Dawson

Inferring network topology from smooth signals is a significant problem in data science and engineering. A common challenge in real-world scenarios is the availability of only partially observed nodes. While some studies have considered…

Machine Learning · Computer Science 2025-07-08 Chuansen Peng , Hanning Tang , Zhiguo Wang , Xiaojing Shen

To accommodate the explosive growth of the Internet-of-Things (IoT), incorporating interference alignment (IA) into existing multiple access (MA) schemes is under investigation. However, when it is applied in MIMO networks to improve the…

Information Theory · Computer Science 2021-09-01 Jingfu Li , Zehui Xiong , Dusit Niyato , Weifeng Su , Wenjiang Feng , Weiheng Jiang

While Deep Neural Networks (DNNs) are deriving the major innovations in nearly every field through their powerful automation, we are also witnessing the peril behind automation as a form of bias, such as automated racism, gender bias, and…

Artificial Intelligence · Computer Science 2022-02-08 Yuyang Gao , Tong Sun , Liang Zhao , Sungsoo Hong

As a revolutionary wireless transmission strategy, interference alignment (IA) can improve the capacity of the cell-edge users. However, the acquisition of the global channel state information (CSI) for IA leads to unacceptable overhead in…

Information Theory · Computer Science 2017-06-19 Jianpeng Ma , Shun Zhang , Hongyan Li , Nan Zhao , Victor C. M. Leung
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