Concurrent provides the host computers that run the aircraft simulation models and the graphics engines, where the Sapphire image generation software and geographical database are executed.

Concurrent提供了管理飞机仿真模型和图形引擎的主机，蓝宝石图像生成软件和地理数据库也可在主机上运用。

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The modular construction, used in the software of the system, consists of image input, output, processing, editing and analysing units as well as image database and graphics processing device.

该系统的软件采用层次模块结构。 它包括图象输入、图象输出、图象处理、图象编辑、图象分析、图形处理以及图象数据库。

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In the last, using MATLAB software realizes the algorithm of iris recognition; experiment has performed on CASIA iris image database and has got a good effect.

最后，利用MATLAB软件实现了虹膜识别算法，并在CASIA虹膜图像数据库上进行实验，取得了良好的效果。

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