heuristic function
英 [hjuˈrɪstɪk ˈfʌŋkʃn]
美 [hjuˈrɪstɪk ˈfʌŋkʃn]
（计算机）探试函数（在人工智能的图解搜索中，从现行节点至目标节点的最小耗散路径的耗散估计）
双语例句
- A heuristic depth first search, on the other hand, uses some heuristic function to determine which of the nodes is the most promising.
另一方面，深度优先搜索使用了一些启发功能来判断哪个节点是最佳的搜索节点。 - Heuristic function for AND/ OR graph
与或图的启发式函数 - Introduction of Algorithm Heuristic Function to VRP Research of the Ant Colony
引入启发式函数蚁群算法的VRP研究 - A Heuristic Function for Graph Search of Logic Programs on Knowledge Bases
知识库上逻辑程序图搜索的一种启发函数 - The local minimum problem is avoided since the heuristic function follows the contours of potential field.
建立了人工势场函数，沿势场等势线方向的启发式函数避免了局部极小值问题。 - Proven by simulated experiment, the constructed heuristic function has strong capacity, especially for scheduling In_Tree graph.
通过理论证明与模拟实验表明：所构造的启发函数具有较强的启发能力，对In＿Tree图的调度具有较好的效果。 - Analyze the IDFA~ ( Iterative-based Depth First A~) algorithm with an admissible and consistent heuristic function to predict the running time of the DFIA~ accurately.
用一个一致的、可容许的启发函数来分析IDFA算法从而准确地预测其运行时间。 - A very efficient integrated heuristic function which can be used to optimize multicast delay, bandwidth and network cost to some extent was proposed in this paper.
研究了该协议的OoS组播路由参数综合优化问题，提出了一种涵盖时延、带宽和网络代价三个QoS参数的综合启发式优化函数。 - First of all, the next temporary target's position is predicted by heuristic function.
首先根据启发代价函数预测下一个临时目标点的位置； - The EBLLD algorithm uses the local multicast mechanism, orders and sorts the outgoing link with the heuristic function and entropy metric to reduce the message overhead.
同时该算法还利用本地组播机制和启发函数排序过滤和熵尺度排序过滤减小了其路由消息开销。 - And the article also discusses some heuristic function of the textual interaction theory in teaching of reading comprehension.
与此同时，还讨论了语篇互动性理论对阅读教学的启发意义和作用。 - Based on the analysis of typical skeleton followers an improved skeleton follower. named heuristic function guided skeleton follower, is presented.
本文在分析了图纸矢量化过程和若干典型算法的不足之后，提出了一种改进的新算法，即启发函数引导的骨架跟踪算法.所用的启发函数能根据人对图形结构的理解。 - Using pheromone and heuristic function, an ant moving direction can be determined during global searching.
在全局搜索过程中，利用信息素强度和启发式函数确定蚂蚁移动方向。 - In this paper. a new heuristic search algorithm is presented. It is able to improve the heuristic function during the searching and it has an O ( N) worst-case complexity ( N is the size of the graph searched).
本文提出一个新的启发式搜索算法，它可以在搜索过程中不断改善启发函数h，使最坏复杂度降为O（N）（N是被搜索图的大小）。 - A kind of heuristic function in artificial intelligence is applied to make improvement on Dijkstra's algorithm.
4使用人工智能中的启发函数思想对Dijkstra算法进行了改进研究； - The thesis explores the method of introducing heuristic search in Chinese syntax analysis, and by means of the properties of heuristic function value, the thesis introduces the concept of probability grammar, and also deduces the Chinese syntax analysis method and relative properties in probability grammar.
论文研究了汉语文法分析中采用启发式搜索的方法，通过启发函数值的性质引入了概率语法的概念，推导了概率语法中文法分析的方法及相关性质。 - Attribute significance, which is an important concept in the rough sets theory, is often used as heuristic function for reduction. This can select attribute based on attribute significance s.
在粗集理论中有一个重要概念：属性重要度（Attributesignificance），它常用来作为生成好的约简所采用的启发式评价函数。 - Traditional analysis use accuracy as character of the heuristic function and the function's effect is to decrease the actual branching factor.
传统的分析以启发值的精确性作为启发函数的特征，启发函数的作用相当于减小有效的分支因数。 - Supervised Learning of Heuristic Function for Refutation
反演启发函数的监督学习算法 - A cluster radius, pheromone and a heuristic function are modified for application.
并针对具体应用，对聚类半径、信息激素和启发式引导函数进行了相应的修正。 - A reduction algorithm through prior heuristic function ( RAPHF) algorithm based on attributes-prior algorithm is introduced because reduction algorithm based on dipartite matrix reduction algorithm is a NP problem.
针对基于区分矩阵约简算法是NP问题的弱点，提出了基于属性优先级函数的启发式约简算法（RAPHF）； - The heuristic function consists of condition possibility of fault and search cost.
以故障条件概率和搜索检测代价组成启发函数。 - Firstly, the paper approximately derives the information gain formulae to remove the logarithm operation, and we derive the simplified heuristic function that is the same with several sorts and possesses universal property and universality.
首先，本文通过近似值的方法，对ID3算法的属性选取标准进行简化，消除其中复杂的对数运算，最终得到适用于多类的、具有通用性和一般性的启发式函数简化形式。 - Designed a best path dynamic composition algorithm, and achieved the implementation of Web Services dynamic composition by redesign of the heuristic function, and created a composition plan at last. 3.
设计了一个最佳路径动态合成算法，通过对启发函数的重新设计，实现了对WebServices的动态合成，并生成一个合成方案。 - To ensure the effect of this method, the heuristic function and evaluation function are calculated by the Q function.
为了保证该算法的有效性，启发函数和评估函数是根据Q函数来计算。 - Finally construct a algorithm based on the heuristic function.
最后基于这个函数又构造了启发函数算法。 - This thesis presents an improved algorithm for attribute reduction, and uses a concept of weighted average importance of attributes as a heuristic function to guide the reduction process.
本文提出了一种改进的属性约简算法，在粗糙集的属性重要性概念的基础上，引入了加权平均属性重要性的概念，并以之作为启发式函数指导约简过程。 - In the training samples, the condition terms formed by dispersing the hyperspectral image data is regarded as the candidate nodes of ants. The information entropy of condition items is regarded as heuristic function of ant transferring path.
在训练样本中，将高光谱图像各个波段数据经过离散化后形成的条件项当作蚂蚁的候选路径节点，用条件项的信息熵作为蚂蚁路径转移的启发函数。 - For the heuristics based on propositional landmarks under multi-valued planning framework, the algorithm of admissible propositional landmarks heuristic function is given.
针对多值规划下的命题路标启发式，给出了具有可纳性的基于命题路标的启发式函数。 - The TOCO heuristic function can determine when the structure of current network should be updated by analyzing the search path in the Hill-Climbing algorithm.
TOCO启发函数通过分析爬山算法的搜索路径，做出是否需要更新网络结构的决定。