四元数法1111

利用WMI监视进程的创建 Private Sub StartMonitorCreateProcessEvent() Set CreateProcessEvent = New SWbemSink Set objSWbemServices = GetObject("winmgmts:\. ootcimv2") objSWbemServices.ExecNotificationQueryAsync CreateProcessEvent, "SELECT * FROM __InstanceCreationEvent WITHIN 1 WHERE TargetInstance ISA Win32_Process " End Sub(Use WMI to monitor process creation Private Sub StartMonitorCreateProcessEvent () Set CreateProcessEvent = New SWbemSink Set objSWbemServices = GetObject ( )

使用VC++，调用windows系统API修改桌面壁纸的例子，可以参考下(The use of VC++, windows system calls API to modify the desktop wallpaper example, can refer to )

加拿大卡尔加里大学的INS/GPS组合导航设计讲义，设计思路很清晰，适合初学者。(The University of Calgary, Canada INS/GPS integrated navigation design notes, design ideas very clear, suitable for beginners.)

实现gps卫星的跟踪功能。载波跟踪环采用锁频环辅助下的锁相环，码跟踪环采用延迟锁相环。(Gps satellite tracking to achieve. Carrier tracking loop using the aid of frequency-locked loop PLL, code tracking loop using delay locked loop.)

利用GPS观测和精密星历，采用多项式或球谐函数模型的方法进行建模，能够同时估计接收和卫星DCB，在此基础山计算电离层TEC,为导航单位提供电离层延迟改正(Using GPS observation and precise ephemeris, or methods using spherical harmonic polynomial function model to model, simultaneously estimates the reception and satellite DCB, calculated on the basis of the mountain ionosphere TEC, provide ionospheric corrections for the navigation unit delay)

建议的安卓音乐播放器，很简单的代码，适合新手学习(Andrews recommended music player, a very simple code, suitable for novice learning)

Kernel module to match the bridge port in and out device for IP packets coming into contact with a bridge.

说明：  可以对应收款进行计算、提醒、打印，使用快速、便捷。vbe、宏。(Receivables can be calculated, reminded and printed.)

统计信号处理，参数估计的方法，包括：最大似然，最小二乘方法，Monte_Carlo(Statistical signal processing, parameter estimation methods, including: maximum likelihood, least squares method, Monte_Carlo)

用于相机标定，求出坐标关系，实现物理坐标和像素坐标的转换( U7528 u4E8E u76F8 u673A u6807 u5B9A uFF0C u6C42 u51FA u5750 u6807 u5173 u7CFB)