spatiotemporal accuracy in mobile phone location assessing the new cellular geography
Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 15 (end) docx
Ngày tải lên :
12/08/2014, 04:22
... the analysis of the spatiotemporal signature’ of their mobile phone is limited by the spatiotemporal accuracy imposed by the technology They suggest that the current limited spatiotemporal accuracy ... tracking endangered species like the Amur leopard in Siberia However, nowadays most people (some unknowingly) wear tracking devices in the form of mobile phones; thus greatly increasing the volume ... mobile devices such as mobile phones and mobile GIS 15.1.3 Mobile Devices Developments currently underway in mobile technology will inevitably increase the automated gathering of individual route data...
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ĐỀ TÀI " Historical and Future Trends in Aircraft Performance, Cost, and Emissions " pptx
Ngày tải lên :
28/06/2014, 02:20
... aviation fuel These particles then contribute to the seeding of contrails and cirrus clouds, potentially altering the total cloud cover in the upper troposphere The sulfate aerosol layer in the stratosphere ... consumption as discussed in Section 3.4.1.6 Furthermore, these 31 aircraft types, introduced during the period 1959 to 1995, reflect technology evolution since the beginning of the commercial jet aircraft ... 60% of total DOC+I during the second oil crisis in 1980 3.4.2.2 Direct operating cost A useful insight into the technology-cost relationship can be obtained by examining the DOC categories alone...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 1 potx
Ngày tải lên :
12/08/2014, 04:22
... mobile society A review of mobile phone location Methodology for assessing spatiotemporal accuracy in mobile phone location The results: real accuracy of the new cellular geography Conclusion and ... Accuracy in Mobile Phone Location: Assessing the New Cellular Geography Pablo Mateos and Peter F Fisher 189 11.1 11.2 11.3 11.4 189 191 192 198 11.5 11.6 Introduction Measuring the mobile society ... Traditionally, in GIS projects U=D=P≠S, that is, the user interface, the data and data processing all occur at the same location, and these occur in a laboratory rather than at a field site (S) In the new...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 2 docx
Ngày tải lên :
12/08/2014, 04:22
... navigation in the field, querying points of interest in cities, designing rational tour routes between different destinations, online bookings, reserving theatre or dinner seats, secure guidance for the ... Dynamic and Mobile GIS: Investigating Changes in Space and Time Mobile Location Protocol Specification (Location Interoperability Forum (LIF) within the OMA Location Working Group); Mobile Web Initiative ... satisfy these A new service industry, The Mobile GIS Service Industry, different from the standard IT industry, will appear The managers in this industry will know the basic characteristic of mobile...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 3 doc
Ngày tải lên :
12/08/2014, 04:22
... of the user’s location (either by inferring location from knowledge of the data sets of interest to the user or by positioning using a client’s mobile IP address, as in Dingledine et al [2004]) ... examine the effects of adapting the spatial precision of information about an individual’s location according to the number of other individuals within the same quadrant, termed ‘spatial cloaking’ ... knows the combination to the safe without revealing the actual combination In ZKP terminology, the proof is interactive because the verifier (person B) challenged the prover (person A) and the...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 5 docx
Ngày tải lên :
12/08/2014, 04:22
... analyse the dynamics of the processes in the model, facilitating the validation of the definitions, in rules of mathematical formulas, of the processes in the model Furthermore, the nen provides the ... discussed further below, the state information of a process includes all of the components of the data structure, namely: the spatial location (x1, y1, x2, y2), the temporal location (t), the spatiotemporal ... change For example, the change in direction of groundwater flow or change in the mass of water involved in this process can be queried The location of individual or interacting processes can be...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 7 doc
Ngày tải lên :
12/08/2014, 04:22
... to whether the island boundary has the parcel at the correct side Another constraint is whether the first coordinate of the island boundary lies within the bounding box of the parcel Finally ... by the database and the application as a consistent source of integrity constraints The current chapter continues these investigations into the possibilities of managing constraints in an integrated ... Below the XML/GML fragment with geo-information is sent from the server to the client (or, in the case of an update, in the other direction):
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 9 potx
Ngày tải lên :
12/08/2014, 04:22
... systems, the basic user inputs are the initial and final destinations Based on this the system will have to generate an appropriate schematic map depicting the turning point information with turning ... through the new data structure of point, line and polygon features; ease of integrating other datasets thereby adding value to the geometry of features by taking advantage of unique TOID referencing ... technique, the lines of the original route network are modified to meet geometric and aesthetic constraints in the resulting schematic map The algorithm preserves topological relations using simple...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 10 pot
Ngày tải lên :
12/08/2014, 04:22
... moreover, the assumed driving direction of the vehicle Both are incorporated by the following model enhancements: • The elements of the state space are enhanced by a flag denoting the driving direction ... matching results The current contribution focused on global map matching, i.e determining the most likely road segment within the network However, local map matching, i.e determining the lateral vehicle ... Map-Matching Procedures Based on DGPS and Stand-Alone GPS Positioning in an Urban Area', in Proceedings of the FIG Working Week, TS 29/3 NCHRP (2002) NCHRP Synthesis 301: Collecting, Processing, and Integrating...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 11 pps
Ngày tải lên :
12/08/2014, 04:22
... Location: Assessing the New Cellular Geography 193 This chapter concentrates in the spatiotemporal accuracy in mobile phone location and therefore other societal aspects of the mobile phone boom ... assessing spatiotemporal accuracy in mobile phone location This section presents the methodology undertaken to measure the spatiotemporal accuracy of mobile phone location in the UK in 2004 The ... Group, LLC 11 Spatiotemporal Accuracy in Mobile Phone Location: Assessing the New Cellular Geography 191 location uses and requirements, mobile phone location accuracy and privacy issues, in particular...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 13 docx
Ngày tải lên :
12/08/2014, 04:22
... allowing access to user location- dependent useful data, within the monitoring activities They also allow inserting location- based information that can be shared with others, and receiving location ... and the consent of the user to release personal information such as the user’s location Since geo-referencing using the positioning system of the operator may be inaccurate (especially within ... (Reingold, 2003) These mobile Weblogs consist of content posted to the Internet from a mobile or portable device, such as a cellular phone or PDA According to Reingold, (2003), the use of a mobile...
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Dynamic and Mobile GIS: Investigating Changes in Space and Time - Chapter 14 pot
Ngày tải lên :
12/08/2014, 04:22
... potentially lurk in geo-spatial lifelines In other words, they must have an idea of what they expect to find Investigating the Porcupine caribou data, biologists would, for instance, expect to find patterns ... 283 Furthermore it would be interesting to investigate the influence of interactions between moving point objects This may relate to interactions between individuals in a group as well as interactions ... satisfying the yet unforeseen needs of potential users The sequence of defining patterns, their subsequent detection in an analysis matrix and the final quantification of the data mining results...
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Báo cáo khoa học: "AN INTERNATIONAL DELPHI POLL ON FUTURE TRENDS IN "INFORMATION LINGUISTICS"" doc
Ngày tải lên :
17/03/2014, 19:21
... parameters for the single topics (g=good; s=superficial) The following parameters were used as ratin~ for the sub-areas and the single topics Their definitions were given in more detail in the questionnaire ... Altogether, there were 91 topics in the first round and 90 in the second round, as follows: With respect to whether participants are mainly involved in research (defined as: basic groundwork, mainly ... added 543 ogether, ~ave oeen and the values averaged Exact from the single year-datawere lated from the answers on the 6-point rating cf Tab.10 In order to show the Delphi the data in Tab 13 are...
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Biogas technology dissemination in Ghana: history, current status, future prospects, and policy significance
Ngày tải lên :
05/09/2013, 16:10
... accumulate at the top of the slurry, thicken and harden, thus obstructing the flow of gas into the gasholder The gas is then forced to escape into the atmosphere via the inlet and outlet pipes of the digester ... MoE, the Ministry has shown no interest in developing a national biogas programme Furthermore, the Institute for Industrial Research, a parastatal organization involved in biogas digester dissemination, ... options such as wind and solar In order to realize a reduction in the share of woodfuel in the national energy mix from 60 % in 2006 to 40 % in 2020 as stipulated in SNEP, there is the need to promote...
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Current Issues and Future Direction in Kidney Transplantation Edited by Thomas Rath potx
Ngày tải lên :
07/03/2014, 19:20
... preceded by increased abdominal pain, reduction in urine volumes and sometimes, urine leakage from the wound US is essential in the evaluation of perirenal collections, including urinomes It is the modality ... of the renal graft, occurring in 4-6% of the transplants in adults [83] It´s a difficult diagnosis because it begins in the venules within the renal parenchyma, and initially, large veins remain ... rejection, longitudinal scan The cortex is swollen, extending into the renal sinus and compressing the fat Medullary pyramids are prominent (arrows), indicative of an increase in cortical echogenicity...
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Human Pharmaceuticals in the Environment: Current and Future Perspectives pot
Ngày tải lên :
16/03/2014, 22:20
... published in 1998 in the USA and in 2006 in the European Union (EU) In other countries, PERAs are requested (e.g Australia) or formal own guidelines are in the making (Canada, Japan) In addition, ... by the medicinal product to the environment” The development of the PERA guideline in the EU took 13 years in all, with several draft guidelines published during that time [68, 69] In 2006, the ... contained in medicines marketed in Sweden were originally produced in India, most of them with the same insufficient control and treatment of production effluents One of the consequences of these investigations...
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Surviving the Economic Crisis : Current and Future Trends pdf
Ngày tải lên :
23/03/2014, 14:20
... want things back on track, and the way they were Denying that it was these habits, that created the mess, many economies are in now Driving 'Green cars", taking the train, instead of the independence ... more They are in fact in a saving assets mode of thinking by taking over key industries and banks This means that in the USA, and the UK most Mortgaged property, private business and in part many ... industries Therefore allowing free enterprise, but controlling it rigidly through the policy of taking over, and changing rules without delay China is now the wealthiest nation in the world in...
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CURRENT ISSUES AND FUTURE DIRECTION IN KIDNEY TRANSPLANTATION ppt
Ngày tải lên :
29/03/2014, 21:20
... preceded by increased abdominal pain, reduction in urine volumes and sometimes, urine leakage from the wound US is essential in the evaluation of perirenal collections, including urinomes It is the modality ... of the renal graft, occurring in 4-6% of the transplants in adults [83] It´s a difficult diagnosis because it begins in the venules within the renal parenchyma, and initially, large veins remain ... rejection, longitudinal scan The cortex is swollen, extending into the renal sinus and compressing the fat Medullary pyramids are prominent (arrows), indicative of an increase in cortical echogenicity...
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