The forecast precision had the remarkable enhancement.
展望精度有啦显著地进步。
It has higher forecast efficiency and satisfying forecast precision.
系统具有较高的预测效率和满意的预测准确度。
The forecast result indicated that the model has a high forecast precision.
从预测结果可以看出,模型具有较高的预测精度。
Thus, to find effective method has important meaning for enhancing forecast precision.
因此,寻求有效的负荷预报方法以提高预报精度具有重要意义。
Actual computing examples show this model has good applicability and forecast precision.
通过实例计算表明,该模型具有良好的适用性和预性精度。
The example analysis shows that the method has the better forecast precision and useful value.
实例分析表明,本方法有较好的预测精度和实用价值。
The results showed that these BP models established have satisfied fitting and forecast precision.
结果表明:所建立的各BP模型,具有令人满意的拟合精度和预测精度。
The method of dynamic adjusting data to improve the forecast precision in the small sample field is introduced.
文章介绍了在小样本空间中,采用动态调整样本空间数据的手段来提高预测精度;
The example shows that neural network can obtain the satisfied forecast precision and the reliable forecast results.
实例表明,神经网络可以取得满意的预测精度,预测的结果更加可靠。
The weighted average combination model can obtain the best combination model form to promote the forecast precision.
其中加权算术平均组合预测模型能获得最佳的模型组合形式,从而能够有效地提高预测精度。
To counter the fluctuating case of original data, residual periodic model is put forward to increase forecast precision.
针对原始数据波动情况,提出了残差周期模型以提高预测精度。
This method masks the influences of random factors on load forecast in a certain extent to improve the forecast precision.
该方法从一定程度上屏蔽了随机因素对负荷预测造成的不利影响,提高了预测精度。
The experimental result indicates that this method has strong global and local search ability, and has high forecast precision.
实验结果表明这种划分使算法有较强的全局和局部搜索能力,同时提高了预测精度。
This paper primarily deals with the possibility to improve the forecast precision for Delphi method by use of Bayes' estimation.
本文主要探讨利用贝叶斯估计法改进特尔斐预测精确度的可能性。
The example shows that grey system clustering evaluation can obtain the satisfactory forecast precision and the reliable forecast results.
实例表明,灰色聚类评估方法在煤矿突水预测中可以取得满意的预测精度,预测结果更加可靠。
The fitted quantitative regression models could be used to forecast height and DBH of the young stands, and the forecast precision was high.
运用所拟合的数量化回归模型预测马尾松幼林的树高和胸径可达到较高的精度。
In order to improve the forecast precision, a forecasting method based on empirical mode decomposition (EMD) and data mining method is proposed.
为了提高风电场风速短期预测的精度,提出了将经验模式分解与数据挖掘方法相结合对风速时间序列进行建模预测。
The indi cation of forecast analysis for China's fiscal expenditures, the combination of the two kinds of models can raise the forecast precision.
通过对我国财政收入的预报分析表明,这两种统计模型的结合使用,较大程度地提高了预报精。
The method deduces the forecast effectiveness of single and combined forecast by introducing confidence field and improving forecast precision matrix.
通过引入可信赖域,改进预测精度矩阵,来推导单个预测和组合预测的阶预测有效度。
The forecasting results demonstrate that the GNNM (1, 1) model has higher adaptability and forecast precision for city electricity demand forecasting.
算例计算表明,与灰色预测方法相比,GNNM(1,1)模型具有更强的适应性和更高的预测精度,适用于城市年用电量预测。
The result indicated that, Under the small sample condition, the BP forecast model which established has the satisfying fitting precision and the forecast precision.
结果表明:在小样本条件下,所建立的BP预测模型,具有令人满意的拟合精度和预测精度。
The average value of absolute error is 2.05% and the biggest error is 5.12% in the model of loom efficiency. The results indicate that ANN model has high forecast precision.
对于织机效率模型,预报误差绝对值的平均为2.05%,最大误差为5.12%,可知模型具有较高的预报精度,人工神经网络对此模型的预报可行有效。
According to the application of average discharge a year and time rank at Tongmeng Station of Nen River, it shows that we are satisfied with the model and forecast precision.
通过嫩江同盟站年平均流量时间序列的应用表明,该模型的预报精度满足要求。
In order to improve the forecast precision of modified GM (1, 1) model, a new parameter estimation formula based on accumulating method to modified GM (1, 1) model is proposed.
为了提高新息改进GM(1,1)模型的预测精度,引入累积法对新息改进GM(1,1)模型的参数进行估计,给出了新的参数估计公式。
Compare to them, the result was that the nonlinear combinatorial forecasting method applying to the runoff forecasting based on the wavelet network can improve the forecast precision.
又小波网络较神经网络有更多的优点,通过比较,证实基于小波网络的非线性组合预测方法用于径流预报中更能提高预测的精度。
Finally, the experimental results show that the classification model based on mutual information can effectively improve forecast precision and accuracy performance of classification algorithm.
经实验证明,基于互信息量的分类模型可以有效地提高分类算法的预测精度和准确率。
Because of the inherent bias in the traditional grey-forecasting model and the fixed choice of its parameter, the forecast precision is relatively low and unsuitable to the long-term forecasting.
由于传统灰色预测模型固有的偏差和模型参数的固定选择,导致预测精度较低,不适应中长期负荷预测。
The forecast models and synthetic evaluation models for the land use are built by unified regression statistical analysis models. The reliability for forecast result and forecast precision are given.
建立了土地利用的一元回归分析的预报模型,并对预报结果及预报精度给出置信度分析。
We also compared the prognostication precision, endow differ power, and established assembled forecast model.
比较各方法预测精度,赋予不同权重,建立组合预测模型。
We also compared the prognostication precision, endow differ power, and established assembled forecast model.
比较各方法预测精度,赋予不同权重,建立组合预测模型。
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