NIST的建模和建造的原型装置被开发,使用不同小球携带不同浓度的溶液测试,作为对比剂增强和测量的对比指标。
NIST modelled and built the prototype device and also developed and tested various solutions used in the mini-spheres as contrast-enhancing agents and measurement reference markers.
分析计算了精密测量中温度误差的影响,讨论了减少和补偿温度误差的方法,并就仪器温度误差的建模问题进行了探讨。
This paper analysed and calculated the thermal effects on precision measurements, discussed methods for reducing and compensating thermal errors and then goes further into the model construction.
首先讨论了一般目标的毫米波辐射特性建模和毫米波辐射计测量原理。
First, this paper discusses the modeling of objects' radiation characters and the measuring principle of MMW radiometer.
本文对钻井典型参数的数学建模、测量方法和工况判断进行了深入的研究。
This article has conducted the thorough research on the mathematics modeling, the measuring techniques and the operating mode judgment of the drilling typical parameter.
应用BP神经网络和GA - BP学习算法对测量方程建模,研制的悬浮物检测仪,具有较高的检测精度。
Applying the BP nerve network and GA-BP studying algorithm and carry on modeling to the equation of measuring, researching of suspended substance detector, have the higher examination accuracy.
首先给出回放模型的建模思路以及对无线信道测量方法和测量仪器的要求;
The general method of playback channel modeling was introduced and the requirement on the wireless channel measurement was analyzed briefly.
网络流测量是网络性能分析和网络流量建模的基础。
Network flow measurement is a fundamental work for analyzing network performances and modeling the traffic characteristic.
针对离散相浓度测量的自身特性和要求建立了一种新的图像重建模型。
According to the characteristics and requirements of concentration measurement, a mathematical model of image reconstruction is developed.
首先,介绍了电力线通信,测量并分析了电力线信道的噪声和复衰减特性,并分别进行了建模。
First, power line Communication is introduced. The noise and attenuation characteristics of power line channel are measured and modeled.
顾客满意理论研究方法有四个方面内容:构念的定义方式,建模方法,模型估计方法和测量的效度。
The paper discusses four aspects of customer satisfaction methodology: operational definition, modeling approach, algorithms for the estimation of SEM, validity of measurement.
首先,介绍了电力线通信(plc),测量并分析了电力线信道的噪声和复衰减特性,并分别进行了建模。
First, power line Communication (PLC) is introduced. The noise and attenuation characteristics of power line channel are measured and modeled.
探讨了软测量常用的几类建模方法,包括回归分析和神经网络。
Several model building methods for the soft sensor are described, including regression analysis and neural networks.
用研制出的大信号建模软件提取了功率FET的大信号模型参数,并用该模型模拟和测量了器件大信号s参数,结果完全一致。
We developed a general large signal modeling software and extracted the power FET model parameters. The parameters are well coincide with simulated and measured large signal s parameters.
与传统的三维信息获取技术相比,它能够快速、精确、无接触地完成对于复杂型面的测量和三维数据的建模。
Compared with traditional measurement technology, the laser 3d scanning technology can measure objects with complex surface and give them accurate 3d models quickly and without touching.
将三维扫描仪测量得到的点云转换成一个实际的3D(三维)多边形模型,以满足高级建模和可视化的需要。 为此提到了转换过程中出现的所有问题和解决方法。
We addressed the problems and solutions of converting a measured point cloud into a realistic 3D polygonal model that can satisfy high modelling and visualization demands.
采集用于软测量和系统建模的过程数据,并预处理,包括剔除异常数据、平滑数据。
The process data used in the soft-sensing and system modeling was preprocessed by removing abnormal data and smoothing data before modeling.
在二维情形中,基于结合射线跟踪法和时域有限差分法(FDTD)的室内无线传播混合建模方法对于室内无线传播的预测结果与测量结果吻合较好。
In a 2-d structure, the calculation results of a hybrid method, which is based on combing ray tracing and finite-difference time-domain (FDTD) method, agree well with the measurement.
结构和参数的透平蒸汽流量的软测量建模方法。
Turbine steam flow is an important parameter for analyzing turbine operating efficiency.
本文针对烧结透气性、烧结终点和烧结成品化学成分的预测对烧结过程中的软测量建模技术进行了综述,结合实际应用详细讨论了建立软测量模型的方法。
Soft-sensing modeling of sintering process is reviewed in the paper aiming at the predictions of finished sinter chemical components, permeability and burn-through point(B.
对绝缘子和连接金属导体进行了建模,并利用边界元法计算了绝缘子表面场强的分布,计算结果和测量值基本符合。
Geometrical model is built and electric field on the surface of insulator is calculated by using boundary element method (BEM). The results show good a...
最后,在总结全文的基础上,探讨了软测量建模技术有待进一步研究和探讨的问题。
Finally, the dissertation is concluded with a summary and discussions of the problems for further research and exploration on soft-sensor modeling technique.
最后,在总结全文的基础上,探讨了软测量建模技术有待进一步研究和探讨的问题。
Finally, the dissertation is concluded with a summary and discussions of the problems for further research and exploration on soft-sensor modeling technique.
应用推荐