去年，耶鲁大学的一群物理学家想出了一个叫作时间反演激光器的东西，来实现这个逆过程。
Last year, a group of physicists at Yale University proposed a way to do just that with something called a time-reversed laser.
该文介绍了如何将角色反演算法的思想用在多信息源多语种问答系统中来构建句法分析器。
This paper introduces how to use the concept of Role Inverse Algorithm in order to build syntactic parser in the various information resources based multi-lingual question answering system.
该方法通过在反演设计中引入滑模控制来改进反演的最后一步算法，并简化控制器的设计。
It introduces the SMC in backstepping design to modify the last step of backstepping algorithm and simplify the design of controller.
风速的反演是基于多层感知器网络；
The network for retrieving wind speed is a multi-layer perceptron.
反演结果证明，该系统具有一定的可靠性和实用性。水力压裂设计专家系统包括五个子系统：基础数据库、专家知识库、推理机、单井模拟器和解释机。
It is composed of fi ve sub systems, such as basic database, expert knowledge base, inference engine, fracturing treatment simulator for single well, and explaining subsystems.
感应器收集的数据可利用半自动化反演算法进行解释。
Data from the sensors is interpreted using a semi-automated inversion algorithm.
该仪器以嵌入式计算机PCM3370E为控制和数据处理核心，实现对激光器、光子计数卡、门控电路工作时序的控制及能见度反演。
The meter adopts embedded computer PCM3370E as the system core for control and data processing, to realize laser, photon counter and gating circuit timing control and visibility inversion.
针对地震反演预处理的地震降噪问题，本文结合小波分析设计了一种过零点滤波器，对多分量地震资料进行了面波剔除研究。
In the denoising and preprocessing for seismic inversion, a zero-crossing filter is developed based on wavelet analysis to remove surface waves from the multi-component seismic data.
首先，阐述了鲁棒反演控制器的设计及稳定性证明；
Firstly, the design procedure of the robust Backstepping controller was described and correlative problems were proposed.
基于反演法，给出了系统控制器的设计步骤。
The chattering of sliding controller is reduced clearly. The control scheme is designed using backstepping.
基于反演法，给出了系统控制器的设计步骤。
The chattering of sliding controller is reduced clearly. The control scheme is designed using backstepping.
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