用于预测的灰色系统的matlab源代码，里面有应用事例和验证。-Grey forecasting system for the matlab source code, there are application examples and validation.

灰色系统源码。方法已经封装好，可进行七个原始数据的灰色预测，旨在提供就绝灰色系统的简单方法。修改数组长度，可进行任意个数原始数据序列的预测。-Grey system source code. Method has a good package, the original data can be seven gray prediction, it never intended to provide a simple method of gray system. Modify the array l