Science is exactly what we need more of when it comes to GM foods, which is why I was happy to see Nature devote a special series of articles to the GM food controversy.
在转基因食品方面,科学恰恰更为我们所需,所以我很高兴看到《自然》杂志专门发表了一系列关于转基因食品争议的文章。
This paper inserts grey system, makes use of finite time series, follows GM (1, 1) building method, builds the long term prediction model of total waste -water in Heilongjiang Province.
本文引入灰色系统理论,利用有限的时间序列,按照GM(1,1)建模方法,建立起黑龙江省污水总量长期预测模型。
On the basis of principle and struture of GM(1, 1)model, and a series of derivation and transformation, the direct model operation method from original sequence was given.
从GM(1,1)的建模原理和模型结构特征出发,通过一系列的推导、变换,给出了直接从原始序列出发求解模型的方法。
Currently has a suitable model series: Toyota, Honda and nissan (nissan), mitsubishi, Mazda, modern, gm, rich, etc.
目前已形成的适用车型系列有:丰田、本田、日产(尼桑)、三菱、马自达、现代、通用、富豪等。
However, the precision of GM (1, 1) grey forecast model are not preferable to model the monitoring series with obvious seasonality.
然而直接应用GM(1,1)灰色模型分析和预报具有季节性的监测序列时往往精度不高。
The modeling procedure using the grey forecasting model GM (1, 1) which is applicable to original series with equal intervals is introduced, then an output model of synthetic diamond is established.
介绍了适用于等间距序列的灰色预测模型GM(1,1)的建模步骤,预测了我国的人造金刚石产量。
Investigates a method of time series model with grey system model. Rules in time series can be found by GM (1, 1) model and the trend of the time series can be forecasted.
研究了利用GM(1,1)模型发现时间序列模式的方法,用GM(1,1)模型可以从时间序列中寻找变化规律,预测将来的发展趋势。
The new formula is suited to building GM (1, 1) model for both low growth index series and high growth index series. It is the key technology of enhancing GM (1, 1) model precision and adaptability.
它使GM(1,1)模型同时适应于低增长指数序列和高增长指数序列建模,它是提高GM(1,1)模型精度和适应性的关键技术。
The new formula is suited to building GM (1, 1) model for both low growth index series and high growth index series. It is the key technology of enhancing GM (1, 1) model precision and adaptability.
它使GM(1,1)模型同时适应于低增长指数序列和高增长指数序列建模,它是提高GM(1,1)模型精度和适应性的关键技术。
应用推荐