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Total electron content - A key parameterin propagation: measurement and usein ionospheric imaging
parameterin ionosphere
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2015/9/14
The paper reports on a series of studies carried out within the COST 271 Action relating to the measurement and use of Total Electron Content (TEC) of the ionosphere over North West Europe.
Total ele...
Key Spatial Relations-based Focused Crawling (KSRs-FC) for Borderlands Situation Analysis
Focused Crawling Place Names Web Information Collection Borderlands Situation Analysis Relevance Calculation Spatial Relations
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2014/4/21
Place names play an important role in Borderlands Situation topics, while current focused crawling methods treat them in the same way as other common keywords, which may lead to the omission of many u...
Key properties underlying the characteristics of two longitudinal waves in Biot theory
Biot theory porous media longitudinal waves reciprocal relation dynamic
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2009/3/5
In fluid-saturated porous media, contrastive characteristics of two longitudinal waves (I- and II-waves) are usually remarked, based on the Biot theory (Biot, 1956). These characteristics are connecte...