搜索结果: 1-15 共查到“知识库 Prediction Model”相关记录27条 . 查询时间(0.122 秒)
Prediction model for deoxynivalenol in wheat grain based on weather conditions
prediction model mycotoxin DON winter wheat weather conditions
2015/3/3
Environmental factors influence the growth, survival, dissemination and hence the incidence of Fusarium fungi and the disease severity. The knowledge of the quantitative and qualitative effects of env...
STRATEGY ON THE LANDSLIDE TYPE ANALYSIS BASED ON THE EXPERT KNOWLEDGE AND THE QUANTITATIVE PREDICTION MODEL
Landslide type analysis spatial data integration quantitative prediction model fuzzy set theory
2015/2/3
This paper discusses the applicability of analysis on the "landslide types" based on the quantitative prediction model for
landslide hazard mapping. The quantitative prediction model used in this st...
An online trajectory module (version 1.0) for the nonhydrostatic numerical weather prediction model COSMO
online trajectory module nonhydrostatic numerical weather prediction model
2014/12/12
A module to calculate online trajectories has been
implemented into the nonhydrostatic limited-area weather
prediction and climate model COSMO.
A new model to simulate and predict the properties of a large ensemble of contrails as a function of given air traffic and meteorology is described. The model is designed for approximate prediction of...
Evaluation of ice and snow content in the global numerical weather prediction model GME with CloudSat
ice and snow content global numerical weather prediction model GAME CloudSat
2014/12/9
The present study evaluates the global numerical weather prediction model GME with respect to the grid-scale parameterization of frozen particles, both ice and snow, focusing on the performance of a d...
CONSIDERING UNCERTAINTIES WITHIN AN EMERGENCY PREDICTION MODEL IN AN URBAN ENVIRONMENT
Uncertainties Rescue Services Urban Environment Prediction Model
2014/10/16
Although uncertainties appear in almost every analysis or simulation, they are often not considered or described explicitly. Especially in complex models they can become very large. The neglect of des...
Rainfall Prediction Model Improvement by Fuzzy Set Theory
Fuzzy Sets Prediction Rainfall Water Resources
2013/3/18
This paper presents the improvement of the fuzzy inference model primarily developed for predicting rainfall with data from United States Department of Agriculture (USDA) Soil Climate Analysis Network...
Long-term prediction model of rockburst in underground openings using heuristic algorithms and support vector machines
Underground openings Rockburst Prediction Classification Genetic algorithm (GA) Particle swarm optimization algorithm (PSO) Support vector machines (SVMs)
2012/3/27
Rockburst possibility prediction is an important activity in many underground openings design and construction as well as mining production. Due to the complex features of rockburst hazard assessment ...
基于BP神经网络的果蔬热导率预测模型（Prediction Model of Thermal Conductivities of Fruits and Vegetables Based on BP Neural Networks）
果蔬 热导率 BP神经网络
2010/12/29
通过微热探针法测试装置研究了30个品种的果蔬热导率与可溶性固形物含量、含水率、密度和硬度等因素的变化关系，提出了一种基于BP神经网络的果蔬热导率预测模型，并根据误差比较分析进行了模型优化。结果表明，该优化网络模型具有较好的热导率预测效果，平均相对误差为1.11%，平均绝对误差为0.0057W/(m?K)，可以用于果蔬贮藏加工业中果蔬热传递过程的计算。
A Two-Dimensional Wave Prediction Model Along the Best Track of Typhoon Linda 1997
Wave prediction best track Typhoon Linda wave characteristics spectral energy balance equation
2010/12/22
The model results were predicted at five stations which were before and during the typhoon entering into the GoT. The wind speeds of the stations 1-5 were in ranges of 5.14-29.81, 4.11-28.27, 0.51-24....
鸡粪工厂化堆肥过程中有机质含量预测模型（Prediction Model for Organic Matter Content in Chicken Manure during Plant-field Composting）
鸡粪 工厂化堆肥 有机质
2010/1/28
以148份肉鸡粪和菊花渣工厂化高温堆肥过程样品为研究对象，分别探讨了基于基本理化指标和近红外光谱预测鸡粪堆肥过程中有机质含量的可行性。根据样品中干物质含量、pH值和电导率3种理化指标与有机质含量的相关关系建立了基于理化指标预测有机质含量的一元和二元线性回归模型。结果表明，利用干物质含量预测有机质含量简便、易行且最具实际应用价值（R2=0.81, P<0.001）。采用多元线性回归、主成分回归和偏最...
微细铣削表面粗糙度预测与试验（Experiment and Prediction Model for Surface Roughness in Micro-milling）
微细铣削 表面粗糙度 正交回归分析
2010/1/28
分别采用正交试验回归分析法和基于正交旋转组合设计的二次响应曲面法（RSM）建立了微细铣削表面粗糙度预测模型，并在微小型车铣中心上对硬铝合金进行了试验研究，分析了铣削参数对表面粗糙度的影响。分别对两种预测模型进行了显著性检验并进行对比分析后发现：二阶响应曲面法的预测精度明显优于正交回归分析法。根据二次响应曲面法的试验结果，对回归方程中的回归系数进行了显著性检验，得出了铣削参数影响表面粗糙度的线性效应...
低温物流过程中果蔬贮藏期预测模型与预测器（Storage Time Prediction Model and the Predictor of Fruits and Vegetables in Cold Chain）
果蔬 贮藏期 预测器 低温物流
2009/12/28
基于能量守恒原理，推导了基于0℃贮运条件下剩余贮藏期的计算式。结合现有的实验数据，在0～20℃范围内，得出了8种蔬菜贮藏期与贮藏温度之间的关系式和在0℃贮运条件下的贮藏期预测方程。经过芹菜在0、2、4、6和8℃的储藏实验证明，理论推导出的贮藏期与实验所得贮藏期相差时间不超过2d。并综合信息无线发送技术，开发了具有库存管理功能的果蔬贮藏期预测器，实际运用结果表明，预测结果具有较高的精度。
DEVELOPMENT OF A STORM RUN-OFF PREDICTION MODEL WITH SIMULATED TEMPORAL RAINFALL DISTRIBUTION
STORM RUN-OFF PREDICTION MODEL SIMULATED TEMPORAL RAINFALL DISTRIBUTION
2009/10/29
The Yamuna catchment up to Kalanur is studied. The representative
character of limited pluviograph data was determined using the storm
index concept. After establishing a relationship between the li...
Prediction Model of Bus Arrival and Departure Times Using AVL and APC Data
Prediction Model Bus Arrival Departure Times AVL APC Data
2009/10/19
The emphasis of this research effort was on using AVL and APC dynamic data to
develop a bus travel time model capable of providing real-time information on bus
arrival and departure times to passeng...