STUDY ON THE LOG PRODUCTION LINE IN LOG YARD

The article deals with the prduction lines in log yard by investigating the utilizationof machines in forest areas,presents the methods and rules of differentiating the log productionlines and also summarizes the formation and development of three kinds of log production lines innortbeast forest areas of China.It gives different combination types of log production lines andtheir applications, so it is significant for us to evaluate and standardize the log Production lines.

林区原木货场生产预报AR(p)模型的研究及应用

本文论述应用AR (p)递推最小二乘估计建立林区原木货场入库和销售预报模型 ,探讨了如何实现AR (p)模型变换为状态方程的方法 ,在此基础上应用Kalman滤波方程组对原木库存进行动态分析 ,并给出了应用实例。