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existing web map systems have integrated multi-scale geographical information and supplied friendly visualization interfaces. Furthermore, volunteered geographical information, which is captured and released on web map framework, is an essential source for emergency surveying and mapping supports. However, the emergency mapping service on web map has more uncertainty. This paper proposes an Optimal...
Time synchronization is the basis of real-time connecting in distributed battle simulation systems, which is an important issue for battle simulation. The time management of HLA and approaches of time synchronization in distributed battle simulation systems are introduced, and then grounded on the analysis of time synchronization on real-time connecting, the approach of RTXTimer-based time synchronization...
Based on the Logit model, this paper analyses the influencing factors of R&D cooperation mode, and puts forward some suggestions that the hi-tech SME chooses the R&D cooperation mode.
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