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The Computer for the Twenty-First Century

Mark D. Weiser
- 01 Jan 1991 - 
- Vol. 265, Iss: 3, pp 115-124
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This article is published in Scientific American.The article was published on 1991-01-01 and is currently open access. It has received 2465 citations till now.

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Earthquake shakes Twitter users: real-time event detection by social sensors

TL;DR: This paper investigates the real-time interaction of events such as earthquakes in Twitter and proposes an algorithm to monitor tweets and to detect a target event and produces a probabilistic spatiotemporal model for the target event that can find the center and the trajectory of the event location.
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OceanStore: an architecture for global-scale persistent storage

TL;DR: OceanStore monitoring of usage patterns allows adaptation to regional outages and denial of service attacks; monitoring also enhances performance through pro-active movement of data.
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Some computer science issues in ubiquitous computing

TL;DR: What is new and different about the computer science in ubiquitous computing is explained, and a series of examples drawn from various subdisciplines of computer science are outlined.
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A survey on context-aware systems

TL;DR: Common architecture principles of context-aware systems are presented and a layered conceptual design framework is derived to explain the different elements common to mostcontext-aware architectures.
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Mobile ad hoc networking: imperatives and challenges

TL;DR: The important role that mobile ad hoc networks play in the evolution of future wireless technologies is explained and the latest research activities in these areas are reviewed, including a summary of MANETs characteristics, capabilities, applications, and design constraints.