IDS 现在支持一些新的内置 SQL 函数，这些函数有的执行常见的数学、类型转换和位图操作，有的操纵字符串、日期和日期时间值
IDS now supports the following new built-in SQL functions to perform common mathematical, casting, and bitmap operations, and for manipulating character string, date, and datetime values
结论关节位图和指数函数作为参数化描述方法可以用来区分不同的人体步态运动模式。
Conclusion Phase plots and exponentials function, as the parameterized description methods, can be used to distinguish the different human gait patterns.
运用关节位图和指数函数对步态特征进行了参数化描述。
Phase plots and exponentials function were used for the parameterized description of human gait characters.
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