Results 21 to 30 of about 58,776 (245)

Robust Semantic Communications Against Semantic Noise

open access: yes2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall), 2022
Although the semantic communications have exhibited satisfactory performance in a large number of tasks, the impact of semantic noise and the robustness of the systems have not been well investigated. Semantic noise is a particular kind of noise in semantic communication systems, which refers to the misleading between the intended semantic symbols and ...
Qiyu Hu   +5 more
openaire   +2 more sources

Survey of research on multimodal semantic communication

open access: yesTongxin xuebao, 2023
With the cross-integration of artificial intelligence and communications, technologies for processing multimodal data such as text, image, audio, and video are booming, the shared dimension of modal semantics is deeply excavated, and the characteristics ...
Zhijin QIN   +3 more
doaj   +2 more sources

A survey on semantic communications: Technologies, solutions, applications and challenges

open access: yesDigital Communications and Networks
Semantic Communication (SC) has emerged as a novel communication paradigm that provides a receiver with meaningful information extracted from the source to maximize information transmission throughput in wireless networks, beyond the theoretical capacity
Yating Liu   +5 more
doaj   +1 more source

Advances and challenges in semantic communications: A systematic review

open access: yesNational Science Open, 2023
Inspired by the recent success of machine learning (ML), the concept of semantic communication introduced by Weaver in 1949 has gained significant attention and has become a promising research direction.
Zhang Ping   +3 more
doaj   +1 more source

Semantic Community Portals

open access: yes, 2007
Many virtual communities have surfaced and come together on the World Wide Web. Web-based community portals serve as a one-stop place for all information needs serving a group of users that have common interests. As organizations become highly dynamic and the people that join them become more geographically dispersed, the need for improved ways to ...
O’Murchu, Ina   +2 more
openaire   +2 more sources

A Theory of Semantic Communication

open access: yesIEEE Transactions on Mobile Computing
Keywords: Semantic communication, joint source-channel coding, semantic decoding, semantic encoding, large language ...
Shao, Yulin   +3 more
openaire   +3 more sources

Hybrid Semantic-Shannon Communications

open access: yesIEEE Transactions on Wireless Communications, 2023
Recently, semantic communications have been considered as a promising beyond-Shannon paradigm to reduce network traffic and increase reliability, thus making wireless networks more energy efficient, robust, and sustainable. However, the performance is limited by the efficiency of the semantic transceivers, i.e., the achievable “similarity” between the ...
Nikos G. Evgenidis   +6 more
openaire   +2 more sources

NFDI MatWerk Ontology (MWO): A BFO‐Compliant Ontology for Research Data Management in Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the NFDI‐MatWerk Ontology (MWO), a Basic Formal Ontology‐based framework for interoperable research data management in materials science and engineering (MSE). Covering consortium structures, research data management resources, services, and instruments, MWO enables semantic integration, Findable, Accessible, Interoperable, and ...
Hossein Beygi Nasrabadi   +4 more
wiley   +1 more source

Semantics of communicating processes

open access: yesInformation and Control, 1984
Summary: The semantics of a simple language for describing tightly coupled ''synchronous'' systems is defined. An operational semantics is given by term rewriting rules and a consistent fully abstract denotational semantics is defined based on the concept of observable behavior and advanced fixed point theory.
openaire   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

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