查询词典 Gm
- 与 Gm 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The original time series data were processed by moving average method, then several grey GM (1,1) models were constructed respectively and combined with optimization.
首先对原始的时间序列数据进行移动平均处理,然后分别建立多个灰色GM(1,1)模型并进行优化组合。
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The weighted moving average method and GM(1,1) model to forecast the sales of electric energy in North China Power Grid respectively are used,then the forecast result by the way of the Matlab software is given.
为提高电网负荷预测的准确率,分别运用加权移动平均预测技术和GM(1,1)模型对华北电网的售电量进行了预测,借助Matlab软件,得到了预测结果。
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And, if he has the same mutation as GM, what would his treatment consist of?
如果他有和GM一样的突变,他的治疗将包括哪些方面?
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For the lack of return data in the first stage, the GM(1,1) model improving the generation method of neighborhood system is adopted, and forecasting is carried out by only using a few data. When the data amount reaches 50, the hidden quantitative relationship between sale quantity and return quantity is established by performing the transfer function-noise model. Its parameters are determined through model identification, parameters estimation and diagnostic checking. Then, forecasting return is accomplished.
回收初期数据缺乏,采用改进邻域系生成方法的GM(1,1)模型,实现了少量数据情况下的预测;回收数据累积到50个后,利用传递函数噪声模型构建了回收量和前期销售量之间的内在数量关系式,然后通过模型识别、参数估计、诊断检验确定了关系式的具体参数,进而实现了回收预测。
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By applying the accumulative method which is a new technique for fitting a curve to parameter estimation of GM (0, N), it avoids complicated matrix operation, reduces operation time and keeps high accuracy and many model characters. Thus it is of great benefit to practical application.
通过将累积法这种新的曲线拟合技术引入到GM(0,N)模型的参数估计之中,避免了复杂的矩阵运算,减小了运算量,同时精度高且不改变模型的许多性质,对于实际应用有一定的意义。
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Partial least squares regression ; GM(1; 1) model ; combined forecast ; first energy
偏最小二乘回归; GM(1; 1)模型;组合预测;一次能源
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On the basis of common GM(1,1) model and by means of establishing residual error periodic extensional model, the authors extract predominant period and reconstruct a new data sequence; then after superposing the values of the same time in different period, a ray-periodic extensional combinatorial model is built.
提出了灰色–周期外延组合模型,即在一般灰色模型GM(1,1)的基础上建立残差周期外延模型,并提取优势周期以重新构造新的数据序列,再将不同周期同一时刻的值叠加。
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Methods Core b1od mononuclear cells were isolated by Ficoll, Cd34(superscript +) cells were purified from mononuclear cells by MACS and then cultured in a complete medium containing rhIL-4, GM-CSF, rhSCF, rhFlt-3 Ligand, TGF-β1 and TNF-α. After 14d of incubation, the morphology of the cells was observed, the phonotype was examined and the IL-12 level in the medium was measured.
Ficoll分离脐血单个核细胞,免疫微磁珠法分离纯化CD34细胞,以rhIL-4、GM-CSF、rhSCF、rhFlt-3 Ligand、TGF-β1,及TNF-α体外诱导培养14d,进行形态学观察、表型检测及上清液IL-12测定。
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Built on the new global rear-wheel-drive passenger car platform, Chevrolet Camaro embodies GM's global vehicle development and design process.
新的全球后轮内置四轮驱动轿车平台,雪佛兰Camaro体现GM的全球汽车开发和设计过程。
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The results show that the modified GM (1, 1) has the most satisfactory accuracy, while power function model and exponent function model are moderate in accuracy and hyperbolic model is relatively worse than the aforementioned ones.
结果表明,修正的GM(1, 1)模型模拟的荷载-位移曲线精度最高,幂函数模型和指数函数模型次之,双曲线模型相对较差。
- 推荐网络例句
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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。
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Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
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But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。