基于无约束最优化问题的记忆梯度法，本文设计了测定近震时空参数的计算机程序。
In this paper, a computer program for determining near earthquake time and space parameters is designed, on the basis of memory gradient method for unconstrained optimization.
存入文件的地震时空强参数范围由使用者根据需要决定。
Parameter scope of earthquake time, space and intensity to be stored into the file is programmable by the user according to his needs.
目的研究人-计算机界面设计中的眼动时空特性，为优化基于视线追踪技术的人-计算机界面设计提供工效学参数。
Objective To examine the related spatial and temporal characteristics of eye movement in HCI design and to provide ergonomic parameters to optimize the HCI design based on eye tracking.
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