Results 21 to 30 of about 9,070,746 (256)

µRT: A lightweight real-time middleware with integrated validation of timing constraints

open access: yesFrontiers in Robotics and AI, 2023
Middlewares are standard tools for modern software development in many areas, especially in robotics. Although such have become common for high-level applications, there is little support for real-time systems and low-level control.
Thomas Schöpping   +3 more
doaj   +1 more source

Efficient Non-DHT-Based RC-Based Architecture for Fog Computing in Healthcare 4.0

open access: yesIoT, 2023
Cloud-computing capabilities have revolutionized the remote processing of exploding volumes of healthcare data. However, cloud-based analytics capabilities are saddled with a lack of context-awareness and unnecessary access latency issues as data are ...
Indranil Roy   +3 more
doaj   +1 more source

Communication Protocols of an Industrial Internet of Things Environment: A Comparative Study

open access: yesFuture Internet, 2019
Most industrial and SCADA-like (supervisory control and data acquisition) systems use proprietary communication protocols, and hence interoperability is not fulfilled.
Samer Jaloudi
doaj   +1 more source

On the use of Dynamic Topologies for Representing Spatially Moving Entities

open access: yesITM Web of Conferences, 2013
In many psychical systems, entities can only communicate when within the range of their sensors. When entities are static, the topology of the communication infrastructure can be known in advance and kept unchanged during simulation.
Barros Fernando
doaj   +1 more source

Pairwise Location-Aware Publish/Subscribe for Geo-Textual Data Streams

open access: yesIEEE Access, 2020
The continued proliferation of location-based social media and ridesharing services brings up the omnipresence of geo-textual data, which is often characterized by high arrival rates, diversified and duplicated content.
Ying Zhong   +5 more
doaj   +1 more source

Analysis of the Matrix Event Graph Replicated Data Type

open access: yesIEEE Access, 2021
Matrix is a new kind of decentralized, topic-based publish-subscribe middleware for communication and data storage that is getting particularly popular as a basis for secure instant messaging.
Florian Jacob   +3 more
doaj   +1 more source

On the Benefits of Non-Canonical Filtering in Publish/Subscribe Systems [PDF]

open access: yes, 2005
Current matching approaches in pub/sub systems only allow conjunctive subscriptions. Arbitrary subscriptions have to be transformed into canonical expressions, e.g., DNFs, and need to be treated as several conjunctive subscriptions.
Bittner, Sven   +3 more
core   +1 more source

A Comprehensive Security Framework for Publish/Subscribe-Based IoT Services Communication

open access: yesIEEE Access, 2019
The publish/subscribe paradigm provides a loosely-coupled and scalable communication model for the large-scale IoT service systems, such as supervisory control and data acquisition (SCADA).
Li Duan   +4 more
doaj   +1 more source

Unification of publish/subscribe systems and stream databases: the impact on complex event processing [PDF]

open access: yes, 2012
There is increasing demand for complex event processing of ever-expanding volumes of data in an ever-growing number of application domains. Traditional complex event processing technologies, based upon either stream database management systems or publish/
Joseph Sventek   +5 more
core   +1 more source

Privacy Preserving Context Aware Publish Subscribe Systems 2013-1 [PDF]

open access: yes, 2013
Publish/subscribe (pub/sub) systems support highly scalable, many to many communications among loosely coupled publishers and subscribers.Modernpub/sub systems perform message routing based on the message content and allow subscribers to receive messages
Nabeel, Mohamed   +3 more
core   +1 more source

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