By Patrick Laube
This SpringerBrief discusses the features of spatiotemporal stream info, together with uncertainty and scale. It investigates 3 middle elements of Computational circulate research: Conceptual modeling of circulate and move areas, spatiotemporal research equipment aiming at a greater knowing of circulation strategies (with a spotlight on info mining for stream patterns), and utilizing decentralized spatial computing tools in stream research. the writer offers Computational circulate research as an interdisciplinary umbrella for reading circulation procedures with equipment from a variety of fields together with GIScience, spatiotemporal databases and information mining. Key demanding situations in Computational move research contain bridging the semantic hole, privateness matters while circulate facts comprises humans, incorporating huge and open facts, and possibilities for decentralized circulation research coming up from the web of items. The interdisciplinary techniques of Computational circulation research make this an incredible booklet for execs and scholars in machine technology, geographic info technology and its program components, particularly circulation ecology and transportation research.
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Extra info for Computational Movement Analysis
Villeneuve, P. (2002). Temporal GIS and statistical modelling of personal lifelines. In D. E. Richardson & P. ), Advances in Geographic Information Systems Research II: Proceedings ot the Interantional Symposium on Spatial Data Handling, Delft (pp. 433–449). Berlin: Springer. Tomlin, C. D. (1990). Geographic information systems and cartographic modeling. Englewood Cliffs: Prentice Hall. , & Chamberlain, S. (2004). Managing uncertainty in moving objects databases. ACM Transactions on Database Systems (TODS), 29(3), 463–507.
2008) aims at understanding movement as a process in ecology, the work summarized in this book rather aims at conceptual models required for abstracting and representing movement in spatio-temporal information systems. Having said that, I agree with Nathan et al. (2008) that CMA requires a firm integration of the movement paths and the embedding movement space. By contrast, much related work in GIScience and computer science mainly focuses on the movement path or trajectory alone. However, the following definitions illustrate the crucial role of the underlying movement space, even though in most work this interrelation is not explicitly discussed.
Buchin et al. (2011b) specifically define segmentation as partitioning a trajectory into a (typically small) number of pieces, where the obtained segments have uniform characteristics. In the movement mining process segmentation and filtering can take the function of preprocessing steps, aiming at reducing noise and condensing the signal for a given analytical task (Fig. 1). First the trajectory is segmented into coherent segments, then only those segments relevant to the analysis task are selected for subsequent processing.