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2016 | OriginalPaper | Buchkapitel

Compressing Web Geodata for Real-Time Environmental Applications

verfasst von : Claudio Cavallaro, Roman Fedorov, Carlo Bernaschina, Piero Fraternali

Erschienen in: Collective Online Platforms for Financial and Environmental Awareness

Verlag: Springer International Publishing

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Abstract

The advent of connected mobile devices has caused an unprecedented availability of geo-referenced user-generated content, which can be exploited for environment monitoring. In particular, Augmented Reality (AR) mobile applications can be designed to enable citizens collect observations, by overlaying relevant meta-data on their current view. This class of applications rely on multiple meta-data, which must be properly compressed for transmission and real-time usage. This paper presents a two-stage approach for the compression of Digital Elevation Model (DEM) data and geographic entities for a mountain environment monitoring mobile AR application. The proposed method is generic and could be applied to other types of geographical data.

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Fußnoten
2
Trial-and-error experiments proved that increasing the number of neighbors for the average calculation decreases the total compression rate.
 
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Metadaten
Titel
Compressing Web Geodata for Real-Time Environmental Applications
verfasst von
Claudio Cavallaro
Roman Fedorov
Carlo Bernaschina
Piero Fraternali
Copyright-Jahr
2016
DOI
https://doi.org/10.1007/978-3-319-50237-3_5

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