提出了利用速度向量及位置信息求取照射角的方法，并与航迹外延法求照射角作比较，提出了基于照射角的雷达调度策略。
The method of obtaining it by using the velocity vector and location information is put forward, which is compared with the method of track extrapolation.
采用了基于加权向量空间法的信息过滤技术，对成员搜索引擎返回的结果进行过滤。
Make use of the technology of information filtering based on TFIDF to filter the results returned by the searching engine.
采用了基于加权向量空间法的信息过滤技术，对成员搜索引擎返回的结果进行过滤。
Make use of the technology of information filtering based on TFIDF to filter the results returned by the searching engine.
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