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图标索引 历史查询
 

模型更新     
相关语句
  model update
     To overcome the problem of appearance changes, an adaptive model update is introduced during temporally stable image observations.
     为了处理光照变化等引起的外貌变化 ,进一步引入自适应模型更新过程 .
短句来源
     Considering the issue of model update within the Mean-shift framework, this paper proposes a model update method by using Kalman filters to estimate the object kernel-histogram from the previous and current object models.
     针对Mean-shift跟踪算法中的模型更新问题,提出利用目标历史模型和当前匹配位置处得到的观测模型,对目标核函数直方图进行Kalman滤波,从而对目标模型进行及时更新。
短句来源
     In addition, Bhattacharyya coefficient is used as a criterion for model update.
     Bhattacharyya系数被用作模型更新的准则。
短句来源
  model updating
     Application of Geometry Model Updating Method in FEM Analysis of Plane Pattern of Plate
     几何模型更新法在中厚板平面形状有限元分析中的应用
短句来源
     Then the detailed procedure of application is discussed: initial velocity model creation,output of common imaging gather with large grid,migration velocity analysis and velocity model updating,and final prestack depth migration.
     然后从初始速度模型建立、粗网格叠前深度偏移与共成像点道集输出、基于共成像点道集的偏移速度分析与速度模型更新、最终精细成像处理等方面,详细讨论了Kirchhoff叠前深度偏移处理的实现流程。
短句来源
     User modeling approaches can be divided into two sorts: One sort includes static user modeling and dynamic user modeling according to the way user model updating.
     目前,国内外进行用户建模的方法主要可以分为两大类:一类是按照对用户模型更新的方式分,可以分为静态用户建模和动态用户建模;
短句来源
     The results of both experiment 1 and experiment 2 indicated: working memory span affected situation model processing, the readers with high working memory span were easier to establish situation model about the text than the readers with low working memory span did. Especially in the process of situation model updating, the difference was more significant.
     实验一和实验二的结果均表明:工作记忆广度影响情境模型的加工,高工作记忆广度读者比低工作记忆广度读者更容易建立关于语篇的情境模型,特别是在情境模型更新过程中,两者的差别更显著。
短句来源
     The results showed that: directions influence the process of spatial situation model updating. There was the influence of visuospatial WM span on the judgment of left-right direction.
     研究发现:方位对空间情境模型更新的影响是显著的,视空间工作记忆广度对模型更新后的左右方位的判断有显著影响。
短句来源
  model renewed
     This paper take the actual project application as the research background, including about model establishment, model renewed, and the match algorithm has following research work:(1) The main body of personalization recommendation system is the documents resources and the user resources.
     个性化推荐技术综合信息内容过滤、协同过滤及信息的数据挖掘等多种数据分析技术,根据用户的个性化需求及时、准确、主动地向用户提供所需信息,并能根据用户的反馈进一步改进推荐结果。 本文以实际工程应用为研究背景,对个性化推荐系统的模型建立、模型更新、及最优匹配算法展开了下列的研究工作:
短句来源
  model renewal
     Two-step Adaptive Follow-up Method for Model Renewal
     模型更新的两级自适应跟踪方法
短句来源

 

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      model update
    The integrated module consists of ANSYS, MSC/NASTRAN, or ABAQUS for FEA; Design Optimization Tool (DOT) for nonlinear programming; and DSA and design model update programs developed in DSO.
          
    To confer an adaptability, an online adaptation (or model update) algorithm was developed and incorporated into the selected optimization algorithm.
          
    Strong points of the method include compositional modeling, support for model update, ability to focus on any sub-system, amenability to parallel execution, management of multiple faults, and broad notions of system and observation.
          
    A simulation model update in 2007 indicates that water injection could further increase the reserves up to 7.8 MMSTB.
          
    Also shown are the number of texture maps collected for a character after each run of model update.
          
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      model updating
    The laws for model updating and the control laws for the neural adaptive controller are derived from Lyapunov stability theorem, therefore the semiglobal stability of the closed-loop system is guaranteed.
          
    Since a state-space model can be identified directly from input-output data, an initial finite element model and/or model updating is not required.
          
    Periodic data collection, feedback, and model updating are essential where site-specific prediction is required.
          
    One of the most important aspects of such optimization techniques is the choice of model updating strategy.
          
    Applications of hybrid optimization techniques for model updating of rotor shafts
          
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      model modification
    Simple expedients for model modification are suggested that reduce multicollinearity, thus allowing the parameters to be determined.
          
    Three main sets of sensitivity studies were carried out: the first estimates the magnitude of internal variability, which is needed to evaluate the significance of changes in the simulated climate induced by any model modification.
          
    The relationship between model modification and predictive validity in covariance structure models is studied.
          
    Decision-makers intend to make more than one business model modification over the next two years.
          
    For the essential steps such as data acquisition, CAD model building, model modification and printing there are already good solutions on the market.
          
    更多          
      updating of model
    Finally, we investigate the effects of personalization on performance at different learning rates via online updating of model parameters based on individual user data.
          
    The updating of model parameters is particularly important for high strength concretes and other special concretes containing various admixtures, superplasticizers, water-reducing agents and pozzolanic materials.
          
    Hence, it has a Levinson-like form for the updating of model parameters by introducing auxiliary variables.
          
    The framework for optimal adaptive control is generalized by including partial observability and non-adaptive, sample-based updating of model likelihoods.
          
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