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This research aims to collect and construct the Wu-Feng cultural tourism spatio-temporal information and to develop a tourism guidance system (TGS) as the information source of cultural tourism for tourists. Toward this end, this research proposes a Multi-Dimensional Spatio-Temporal (MDST) data model, which is organized by the theme and the dimension. The theme covers 10 cultural tourism theme categories,...
Conclusion A comprehensive review of Doppler velocimetry revealed significant variability in the design and conduct of these studies. Areas of variability include differences in ultrasound machines used, Doppler modality (continuous value vs pulsed Doppler), Doppler indices used, and definition of prolonged pregnancy and precision of pregnancy dating. The Doppler technique requires experience and...
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