There are three major issues in developing a Computer Adaptive Test: the item selection procedure, the trait estimation, the stopping rule. 计算机化自适应考试的开发需要解决三个重要技术问题:选题策略,能力估计方法和终止规则。
Assembly Workshops Scheduling Optimization Based on Advanced Greedy Randomized Adaptive Search Procedure 基于改进贪婪随机自适应算法的车间调度优化
Research on adaptive controlling of the procedure of EHM 导电加热切削过程适应控制技术研究
A greedy randomized adaptive search procedure is presented to tackle the independent tasks assignment problem in heteroge-neous environments. 提出了一种贪婪随机自适应搜索过程求解异构环境下的独立任务分配问题。
Application of Greedy Randomized Adaptive Search Procedure in Transmission Network Planning 贪婪随机自适应搜索法在电网规划中的应用
The fault diagnosis system ( FDS) combines the adaptive learning diagnosis procedure of the ANN and the transparent knowledge representation of the fuzzy system, and simplifies the process of obtaining the ANN's learning sample and establishment the fuzzy inference rules. 该方法融合了神经网络自适应学习能力强和模糊系统知识表达明确的优点,简化了神经网络学习数据获取及模糊推理规则建立的过程。
In optimized design, damped least squares method and adaptive procedure are used to get higher relative aperture, lower distortion and appropriate MTF, and so on. 在光学系统优化设计的过程中,应用阻尼最小二乘法和适应法解决了大相对孔径、低畸变和MTF匹配等问题。
And the normalized Doppler-domain instantaneous valued LMS algorithm is adding a normalized procedure on the Doppler-domain instantaneous valued LMS algorithm, which can lessen the convergent time of the adaptive procedure obviously. 而归一化频域瞬时值LMS算法则是在频域瞬时值LMS算法的基础上增加归一化的过程,可以大大缩短自适应过程的收敛时间。
Local Error Estimator of Energy and Adaptive Time-Stepping Procedure for Direct Integration Method 能量的局部误差估计和直接积分法的时步自适应算法
We analyze the effect of Bagging on hybrid adaptive splines and propose a new spatially adaptive nonparametric estimation procedure. 本文通过分析Bagging算法在混合适应性样条估计中的作用,提出了一种新的空间适应性非参数函数估计算法。
This paper presents a multi-model adaptive control procedure for systems with dual-delay and uncertain parameters. 本文为一类不确定参数的双时延系统提出了一种多模型自适应控制方法。
Greedy randomized adaptive search procedure ( GRASP) is a high-efficient heuristic randomly iterative algorithm, which can effectively solve the combinatorial optimization problem of transmission network planning. Each iteration includes a construction and a local search phase. 基于贪婪随机自适应搜索法(GRASP)能有效地解决电网规划的组合优化问题,其每一次迭代包含构造和局域搜索两阶段。
An improved adaptive SHT procedure based on the new estimation method has been given. 在新估计方法基础上,提出了一种改进的自适应多目标SHT检测方法。
At the same time, adaptive zero block detection criteria can make the motion search procedure even faster and improve the coding efficiency without any influence on the image quality. Furthermore, the run-time of DCT ( discrete cosine transform) and quantization has been significantly reduced afterwards. 而自适应的零块判决算法使得运动搜索速度收敛的更快,在不影响图像质量的前提下提高了编码的效率,并且减少了后续模块(DCT、量化等)所占用的时间。
An Adaptive Hybrid Ant Colony Algorithm ( AHACA) based on the two-phase construction procedure of feasible solution was established to solve the Vehicle Routing Problem with Hard Time Window ( VRPHTW). 为求解有硬时间窗的车辆路径问题,提出了一种基于可行解两阶段构造策略的自适应混合蚁群算法。
In order to solve singularity problems or problems of lossing controllability in the indirect adaptive control systems, a novel modified parameter estimation procedure is proposed. 为解决间接自适应控制系统的奇异性或不可控性问题,提出一种新的修正模型辨识参数方法,参数修正策略使系统辨识模型在适应过程中保持能控性。
The author indicated that the expert knowledge is crucial to on-line adaptive optimization procedure, and proposed a scheme of Expert Simulation System closely combining the domain knowledge with numerical calculations. 本文指出在线自适应调优的实现需要专家知识的帮助,提出了将专家知识和仿真计算结合而构成专家仿真系统的一种模式。
An Improved Adaptive SHT Procedure for Multiple Radar Targets Detection 一种改进的自适应多目标SHT检测方法
A new modeling method of GM ( 1,1) was proposed based on the research of grey theory and adaptive data fusion. The whole modeling procedure of this method was established. 基于灰色理论和自适应数据融合技术的研究,提出一种基于自适应数据融合的新型灰预测GM(1,1)模型,并对整个建模过程进行了理论推导。
A modified approach for narrowband adaptive beam pattern optimisation is proposed by using a varying step size in the optimisation procedure. 系统地研究了窄带声呐的波束形成问题,提出了自适应波束优化设计的改进方法。
This paper presents the Adaptive Principal Components Extraction ( APEX) procedure in neural networks. The algorithm is used for the first time in seismic data processing. 介绍了神经网络中的自适应主分量提取(APEX)算法的实现步骤,并首次将它用在地震数据处理中。
An adaptive multistep integration procedure in conjunction with local iteration is used in numerical implementation of the constitutive model to improve the convergence of global iteration and integral precision. 在本构模型的数值实施中,联合应用自适应多步回退欧拉积分规律和局部迭代加快了选代收敛的速度,提高了积分精度,进而编制了计算程序TTSTROCK。
Moreover, it has function to fault phase identification and fault distance measurement. Finally this paper propose the structure diagram of adaptive distance protection based on neural network impedance relay, which describes entire logic procedure from data acquisition unit to trip unit. 最后提出基于神经网络阻抗继电器的自适应距离保护结构框图,描述从信号采集单元到动作出口单元的整个逻辑过程,并对自适应距离保护的前景作出展望。
Method Speech recognition thresholds ( SRT) of Chinese sentence recognition in speech-shaped noise were measured for 6 normal hearing Chinese-speaking subjects using a 1-up/ 1-down adaptive procedure. 方法使用1增1减的信噪比自适应变化过程,测试了6个具有正常听力、使用中文语言的被试者在语音成形噪声中的中文句子识别门限(speechrecognitionthresholds,SRT)。
In this paper, a structure-mutagenicity study of 62 heterocyclic amines formed during the cooking of food has been carried out using both feed-forward neural networks and a adaptive selection of procedure from molecular descriptors. 应用自适应分子结构描述符生成方法和神经网络数值模式,研究62种烹调食品过程中产生的杂环芳胺结构与致变活性间的关系。
For a single-machine infinite-bus system, a nonlinear robust integrated controller and a parameter-update law are obtained based on adaptive backstepping methods and Lyapunov functions of the system. In this paper, a design procedure of the controller is given in detail. 针对单机无穷大励磁与汽门系统,运用自适应逆推方法和系统的Lyapunov函数,获得了发电机的非线性综合控制器和参数替换律,文中给出了该控制器的具体设计步骤。
Greedy randomized adaptive search procedure for independent tasks assignment 独立任务分配的贪婪随机自适应搜索过程
Application of an Adaptive Slicing Procedure in RPM Software 快速成型中的自适应切片方法研究
Accurate proposal distribution computation method, adaptive resampling strategy and the whole algorithm procedure were suggested. 给出了精确的预计分布计算方法、适应性重采样方法及整个改进算法流程。