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Time geography "is not a subject area per se", [2] but rather an integrative ontological framework and visual language in which space and time are basic dimensions of analysis of dynamic processes. Time geography was originally developed by human geographers, but today it is applied in multiple fields related to transportation, regional ...
A propellant management device (PMD) provides a way to expel propellant in a low-gravity environment. Devices can use surface tension as the primary expulsion device with a combination of baffles, fins, and vanes. The main goal of the PMD is to provide gas-free propellant to the rocket engine. [1]
[23] [24] Schematic and example of a space-time prism using transit network data: On the right is a schematic diagram of a space-time prism, and on the left is a map of the potential path area for two different time budgets. [25] The uncertain geographic context problem, or UGCoP, was first coined by Dr. Mei-Po Kwan in 2012.
Spatial diffusion is the gradual spread of culture, ideas, and institutions across space over time, in which the desirability of one place adopting the traits of a separate place overcome the friction of distance. Time geography explores how human activity is affected by the constraints of movement, especially temporal costs. [11]
A spatiotemporal database is a database that manages both space and time information. Common examples include: Tracking of moving objects, which typically can occupy only a single position at a given time. A database of wireless communication networks, which may exist only for a short timespan within a geographic region.
This glossary of geography terms is a list of definitions of terms and concepts used in geography and related fields, including Earth science, oceanography, cartography, and human geography, as well as those describing spatial dimension, topographical features, natural resources, and the collection, analysis, and visualization of geographic ...
The categorization of technical geography in the EOLSS as a branch is expanded upon by Ionel Haidu in his 2016 paper What is technical geography as being a consequence of cartography shifting from simply producing maps to producing spatial information, influenced by a culmination of information theory and technology like the World Wide Web. [1]
Pendragon: Journal of an Adventure Through Time and Space, [1] abbreviated The Pendragon Adventure or simply Pendragon, is a series of ten young-adult science fiction and fantasy novels by American author D. J. MacHale, published from 2002 to 2009. The series chronicles the adventures of Bobby Pendragon, an American teenager who discovers that ...