"In the classic way, all analemmas were made on single frames of film using multi-exposure Settings and placing a camera on a fixed platform," TWAN's Tafreshi said in an email.
按照经典的方式，所有8字曲线都是利用多次曝光设置和安置在固定平台上的相机拍摄的单幅画面制作而成。
Three dynamic range extending experiments are performed with this system: temporal SLM multi-exposure method, spatial light encoding method and self-adaptive PID feedback control method.
利用该成像系统分别进行了时间域多次曝光，空间域光强编码调制，自适应PID反馈控制三种动态范围扩展实验。
Three new dynamic range extend methods with spatial light modulator (SLM) are proposed: temporal SLM multi-exposure method, spatial light encoding method and self-adaptive PID feedback control method.
提出三种新的利用空间光调制器(SLM)实现的动态范围扩展方法：时间域slm多次曝光，空间域光强编码调制，自适应PID反馈控制。
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