نتایج جستجو برای: استانداردهای ogc

تعداد نتایج: 7000  

2017

Tom Ingold, Boundless Tom Ingold is CTO of Boundless, an open source geographic information system (GIS) company. Tom joined Boundless from Booz Allen, where he was developing OGC services and architectures in the defense and intel markets. Tom has experience in agile systems and building GIS systems in production environments. He has a BA in Natural Sciences from Harvard and a postgrad certifi...

Journal: :International Journal of Geographical Information Science 2012

Journal: :Computers & Geosciences 2013
Nengcheng Chen Xiaolei Wang Xunliang Yang

To characterize and monitor environmental quality in real time, significant efforts must be made to make sensors accessible on the Web. Although a number of services have shown great potential to improve the accuracy and reliability of sensor registry, comprehensive methods that register sensors and algorithms in a catalogue service based on a process model are lacking. This paper addresses the...

Journal: :Trans. GIS 2015
René Westerholt Bernd Resch

Geospatial processing tasks like solar potential analyses or floodplain investigations within flood scenarios are often complex and deal with large amounts of data. If such analysis operations are performed in distributed web-based systems, technical capabilities are mostly not sufficient. Major shortcomings comprise the potentially long execution times and the vast amount of messaging overhead...

2010
S. Ninsawat H. Yamamoto R. Nakamura A. Kamei S. X. Kato S. Tsuchida

While the satellite data and meteorological measurement are more easily available, there is a lack of comprehensive framework that provides an estimated air temperature map with ease of use to the end-users. This study focus on the developing of a comprehensive web based framework for estimating air temperature map from MODIS LST evaluated relationship with in-situ data collected over a distrib...

2014
Sally E. Goldin Kurt T. Rudahl Ploypailin Intapong

This paper introduces a stack of three interrelated software tools that implement OGC standards to provide the primary required layers for web-based GIS applications. PostGIS is a sophisticated spatial-relational data base management system which supports a rich set of spatial object types and offers extensive capabilities for manipulating those objects, including queries about spatial relation...

2015
T. Kliment P. Carrara A. Oggioni

Assessing the status and trends of the environment requires the collection, management and publication of spatially referred observations. Since many years, Long-Term Ecological Research sites in Europe collect ecological data, resulting in long-term data series. Nowadays, advanced software tools can enable discovering, accessing, and distributing collected data in a user friendly way. Based on...

2015
JOZEF JANDAČKA MICHAL HOLUBČIK MILAN MALCHO

Dendromass remains the largest biomass energy source today. Dendromass has a lot of advantages in comparison with fossil fuels. One important benefit is reduced SO2 and NOx formation through a decrease in fuel bound sulfur and nitrogen respectively. One of applications of dendromass are wood pellets. Using of additives can affect some properties of wood pellets include combustion and production...

2005
Dragan Stojanović Slobodanka Djordjević-Kajan

A location-based service delivers geo-related information and geo-processing services to a mobile/stationary user in accordance with their current location and preferences, or the location of stationary/mobile objects of their interest. Such services, like automatic vehicle location, fleet management, tourist services, transport management, traffic control and digital battlefield, are all based...

2007
Volker Coors Alexander Zipf

Within this paper we present and discuss the goals and first results of a new collaborative project on mobile navigation using 3d city models called MoNa3D. In addition to the author’s institutions (HFT Stuttgart and FH Mainz/University of Bonn) project partners include Navigon, Teleatlas, CPA Geoinformatik, Heidelberg Mobil and Bureau of Surveying Stuttgart. Here we investigate two main challe...

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