fungi and primary productivity plant growth and carbon fixation

... extensive and diverse data into one system, covering demographic, land-use and land-cover, infrastructure environmental, and natural resource information and (2) orienting programs and organizations ... are now using the Internet and GIS to improve the operation and management of their water and sewer systems They are using Internet and GIS-based work order management and customer service software ... area and surrounding parts of Pierce and King counties Tired of flipping through outdated map books and clumsy blueprints to locate water and sewer lines, Tacoma Water implemented intranet and...

Ngày tải lên: 11/08/2014, 13:22

... hardware), chip type and operating system than on desktop and server systems that have standardized on the Windows, Linux and Unix operating systems and very similar form factors Seldom hand-held GIS ... Dynamic and Mobile GIS: Investigating Changes in Space and Time Error and uncertainty The subjects of error and uncertainty are fundamental to dynamic spatial analysis and modelling (Zhang and Goodchild, ... Analysis, and Modeling, pp 19–40, Redlands, CA: ESRI Press Maguire, D J., Batty, M and Goodchild, M F (eds.) (2005) GIS, Spatial Analysis, and Modeling, Redlands, CA: ESRI Press Maguire, D J and Longley,...

Ngày tải lên: 12/08/2014, 04:22

... IS95 CDMA); and 2.5G systems (including GPRS and CDMA) Third generation mobile communication systems (CDMA2000, WCDMA and TD-SCDMA) are now developing fast (Hasan and Lu, 2003; Haung and Ho, 2005) ... line’ and that ‘Global GPS market will exceed $22 billion by 2008 Handset and people tracking markets will experience the largest growth rates, significantly outpacing the overall market growth ... employment And with changing user demands, also more and more developers and sellers will be needed to satisfy these A new service industry, The Mobile GIS Service Industry, different from the standard...

Ngày tải lên: 12/08/2014, 04:22

... 2001; Gruteser and Grunwald, 2003; Hong and Landay, 2004; Duckham and Kulik, 2005a) However, the use of inaccuracy has also been investigated and compared with imprecision in Duckham and Kulik (2005b) ... al., 2000), and inertial tracking (e.g Scott-Young and Kealy, 2002) New positioning systems, such as audio-based positioning (Beresford and Stajano, 2003b; Scott and Dragovic, 2005) and radio signal ... communications, like mail and email), territorial privacy (concerned with intrusions into physical space, like homes and workplaces) and information privacy (concerned with the collection and handling of personal...

Ngày tải lên: 12/08/2014, 04:22

... time and over time This is built upon long-standing theories defining the entities that populate or compose space and time What is meant by object, are those things that we typically identify and ... entities over time (e.g Tryfona and Pfoser, 2001), or exploring the relationships between objects and the processes that modify them (Bittner and Smith, 2003; Tomai and Kavouras, 2004) As a consequence ... and other information systems, including: an emphasis on attributes and relationships rather than process and change, the weakness of logic-based formal languages in dealing with operations and...

Ngày tải lên: 12/08/2014, 04:22

... LLC Dynamic and Mobile GIS: Investigating Changes in Space and Time 136 WHERE s.fl_line_id > and s.fl_line_id=r.object_id and s.tmax=0 and s.ogroup=6 and r.tmax=0 and r.ogroup=6 and s.r_obj_id ... > and s.line_id1=r.object_id and s.tmax=0 and s.ogroup=46 and r.tmax=0 and r.ogroup=6 and (s.object_id r.r_obj_id); /* CCVQ9 */ SELECT count(*),municip FROM mo_object WHERE pp_i_ltr='G' and ... xfio_boundary s, xfio_boundary r WHERE s.fl_line_id > and s.fl_line_id=r.object_id and s.tmax=0 and s.ogroup=6 and r.tmax=0 and r.ogroup=6 and (anypoint(s.shape, 1) anypoint(r.shape, 1)); /*...

Ngày tải lên: 12/08/2014, 04:22

... road lengths and angles © 2007 by Taylor & Francis Group, LLC 166 Dynamic and Mobile GIS: Investigating Changes in Space and Time and simplifying road shape, it is possible to clearly and concisely ... points on the route, and that precisely depicting the exact length, angle and shape of each road is much less important They show how these techniques are applied in handdrawn maps and demonstrate ... amalgamation, etc © 2007 by Taylor & Francis Group, LLC 164 Dynamic and Mobile GIS: Investigating Changes in Space and Time To understand the demands for mobile applications, the general user requirements...

Ngày tải lên: 12/08/2014, 04:22

... orientation φ and the orientation of the road element φi is modelled as zero-mean, normally distributed random variable F The standard deviation is σF The values for the standard deviations σB and σF ... statistically independent, random variables: The Euclidean distance b between vehicle position x and ki is modelled as zero-mean, normally distributed random variable B with standard deviation σB The ... 176 Dynamic and Mobile GIS: Investigating Changes in Space and Time maps and GPS is given in NCHRP (2002), for example The map database used by the authors is off-the-shelf and frequently...

Ngày tải lên: 12/08/2014, 04:22

... available, and the limited capabilities of both the hand-held hardware (screen size and quality, processing power and storage capacity) and the network data transfer speeds and bandwidth (Mountain and ... mobility has become the primary activity of existence.’ (Prato and Trivero, 1985, cited in Thrift, 1996, p 286) Contemporary conceptions of cities and urban life give mobility a primary role as the ... resulting from a ‘splintering urbanism’ (Graham and Marvin, 2001) or as a place of mobility, flow and everyday practices (Amin and Thrift, 2002) These and other authors (e.g Bauman, 2000; Urry, 2003;...

Ngày tải lên: 12/08/2014, 04:22

... environment and the methods to evaluate its quality The GLOBE project, where primary and secondary students carry out scientifically valid measurements in the fields of atmosphere, hydrology, soils and ... Space and Time ECMN is presented in Figure 13.1 Citizen involvement begins with the acknowledgement of an environmental problem and the motivation to contribute for its resolution and understanding ... providing fully distributed and ubiquitous mobile computing and communications The increasing number of services for mobile users is changing the nature and scope of computing and communication (see...

Ngày tải lên: 12/08/2014, 04:22

... Hägerstrand’s time geography (Hägerstrand, 1970) Most prominent is the work by Forer's group on visualising (and analysing) student lifestyles and tourism flows in New Zealand (Forer, 1998; Huisman and ... Frihida, A., Marceau, D J and Thériault, M (2004) ‘Extracting and visualizing individual space-time paths: An integration of GIS and KDD in transport demand modelling’, Cartography and Geographic Information ... data mining and knowledge discovery: An overview’, in Miller, H J and Han, J (ed.) Geographic Data Mining and Knowledge Discovery, pp 3–32, London: Taylor and Francis Miller, H J and Wentz, E...

Ngày tải lên: 12/08/2014, 04:22

... Chapter 15 Current and Future Trends in Dynamic and Mobile GIS Jane Drummond 1, Elsa João and Roland Billen Department of Geographical and Earth Sciences, University of Glasgow, ... mixing of space and time One Dynamic and Mobile GIS: Investigating Changes in Space and Time Edited by Jane Drummond, Roland Billen, Elsa João and David Forrest ... of handling space and time in a coherent way; a constraint, for example, can be true at time t and false at time t+1 Considering research and business opportunities is both straightforward and...

Ngày tải lên: 12/08/2014, 04:22

... Starship Children’s Hospital, Park Road, Auckland, New Zealand 2Department of Engineering Science, The University of Auckland, Symonds Street, Auckland, New Zealand Authors’ contributions MB participated ... Starship Children’s Hospital in Auckland, New Zealand CW is a Senior Lecturer in the Department of Engineering Science at The University of Auckland in Auckland, New Zealand HC is an Orthopaedic Surgeon ... age (0-2 years, 3-5 years, 6-8 years, 9-11 years, and 12-14 years of age) and comparing mean values between each group, and between each group and the adult values Statistical analysis included...

Ngày tải lên: 20/06/2014, 04:20

... Starship Children’s Hospital, Park Road, Auckland, New Zealand 2Department of Engineering Science, The University of Auckland, Symonds Street, Auckland, New Zealand Authors’ contributions MB participated ... Starship Children’s Hospital in Auckland, New Zealand CW is a Senior Lecturer in the Department of Engineering Science at The University of Auckland in Auckland, New Zealand HC is an Orthopaedic Surgeon ... age (0-2 years, 3-5 years, 6-8 years, 9-11 years, and 12-14 years of age) and comparing mean values between each group, and between each group and the adult values Statistical analysis included...

Ngày tải lên: 20/06/2014, 07:20

... creation and packet delivery Core broadcasts a JREQ, and group members (S1 , S2 , R1 , and R2 ) send JREPs to their upstream nodes (resp., X, Core, Y, and Core) As a result, intermediate nodes (X and ... more reliability and robustness, and results in the consumption of less power In addition, it discovers routes and detects link failures on demand, thereby minimizing channel and storage overhead ... Su, and M Gerla, “On-demand multicast routing protocol in multihop wireless mobile networks,” Mobile Networks and Applications, vol 7, no 6, pp 441–453, 2002 O Stanze and M Zitterbart, “On-demand...

Ngày tải lên: 21/06/2014, 22:20

... architecture standards (e.g., GSM) Mobility Ì 6.5 Principles: addressing and routing to mobile users Ì 6.6 Mobile IP Ì 6.7 Handling mobility in cellular networks Ì 6.8 Mobility and higherlayer ... architecture standards (e.g., GSM) Mobility Ì 6.5 Principles: addressing and routing to mobile users Ì 6.6 Mobile IP Ì 6.7 Handling mobility in cellular networks Ì 6.8 Mobility and higherlayer ... architecture standards (e.g., GSM) Mobility Ì 6.5 Principles: addressing and routing to mobile users Ì 6.6 Mobile IP Ì 6.7 Handling mobility in cellular networks Ì 6.8 Mobility and higherlayer...

Ngày tải lên: 12/09/2012, 15:06

... lots and lots of cabmen as you know, hay is dear, and folks are paltry nowadays and always contriving to go by tram And yet, thank God, I have nothing to complain of I have plenty to eat and good ... shakes her head, rocks the cradle, and murmurs her song The green patch and the shadows from the trousers and the babyclothes move up and down, nod to her, and soon take possession of her brain ... has come to feed the baby, and is standing in the middle of the room While the stout, broad-shouldered woman nurses the child and soothes it, Varka stands looking at her and waiting till she Thank...

Ngày tải lên: 06/11/2012, 14:13

Ngày tải lên: 25/01/2013, 16:44

... about information and communication technology goods exports include telecommunications, audio and video, computer and related equipment; electronic components; and other information and communication ... continue the cycle of R&D and product development for a new product Standards-based innovation: This way mean the computer maker will based on standardized technology and market demand to build their ... continually improving in their performance, and expanding into new areas and applications As a consequence, standard technology allows for larger and homogenous markets While many leading innovator...

Ngày tải lên: 31/03/2013, 12:56