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pruning
  • 英语发声
  • 美语发声
  • n. 修剪;剪枝
  • adj. 修剪用的
  • v. 修剪(prune的ing形式)
  • 网络释义

    1、剪枝
    ...总是能很好地将各个类别分离开来,这时就会遇到之前提到过的问题:过拟合(overfitting),即太依赖于训练样本。剪枝(pruning)则是决策树算法对付过拟合的主要手段,剪枝的策略有两种如下: * 预剪枝(prepruning):在构造的过程中先评估,再考虑是否分支。
    2、[园艺]修剪
    ...1苗木网 关键词:五角枫球、快速成型、修剪、施肥、防病虫害 [gap=399]Keywords: five Maple ball, rapid prototyping, pruning, fertilization, pest and disease prevention ...
    3、整枝
    关键词:番茄;连续摘心;整枝 [gap=3044]Key words:Tomato; Continued decapitation; Pruning
    4、修枝
    北京林学会 关键词: I-69/55杨,修枝,生长 [gap=752]Key words: I-69/55 poplar, Pruning, Growth

    短语

    pruning shears修枝剪;大剪刀;枝剪;修枝大剪刀

    dormant pruning休眠期修剪;冬季修剪

    heuristic pruning启发式剪枝法;试探修剪;[计] 启发性修剪

    Product pruning产品删减;缩减产品组合策略

    spur pruning短枝修剪;结果枝修剪

    netlist pruning网表修剪

    late pruning晚期修剪

    pruning method修剪方法

    专业释义

    计算机科学技术
    • 剪枝

      2)Research on the pruning approach of decision tree.

      2)对决策树剪枝方法进行研究。

      参考来源 - 基于粗糙集理论的决策树生成与剪枝方法
      修剪法
      裁剪法
    农业科学
    • 修剪

      Themain contents and conclusions drawn in the dissertation:1. This thesis works out the study object and remote control mode of the controlsystem of automatic pruning machine.2.

      本研究的主要内容和结论如下:1、确定了自动立木整枝机控制系统的研究对象以及遥控方案。

      The results showed that the lowest pruning heights of Pinus armandii trees were 0.82 m,0.92 m,1.13 m,1.20 m,1.22 m,while forest fuel loads were 1.77 kg/m2and 2.37 kg/m2,2.96 kg/m2,3.55 kg/m2 and 3.84 kg/m2,respectively.

      经推算,可燃物载量为1.77 kg/m2、2.37 kg/m22、.96 kg/m23、.55 kg/m23、.84 kg/m2时,华山松人工林的最低安全修枝高度分别为0.82 m、0.92 m、1.13 m1、.20 m1、.22 m。

      参考来源 - 预防华山松树冠火的最低修枝高度探讨
    电子、通信与自动控制技术
    • 裁剪

      In this thesis, we discuss the principles and implementation of Viterbi beam search algorithm in depth, and discuss the state level pruning, word level pruning and maximum model pruning.

      本文深入分析讨论了Viterbi beam搜索算法的原理、特点和实现技术,详细讨论了状态层、词层的搜索空间裁剪策略和最大模型数裁剪策略。

      参考来源 - 连续语音识别搜索算法的研究与应用

    英英释义

    pruning [ 'pru:niŋ ]

    n.
      something that has been pruned off of a plant the act of trimming a plant



    英汉双解大词典

    prune /pruːn/ star2 CET6 TEM4 (pruning,pruned,prunes)

    • 1.  

      N-COUNT(可数名词) A prune is a dried plum. 李子干

    • 2.  

      V-T/V-I(及物动词/不及物动词) When you prune, or prune a tree or bush, you cut off some of the branches so that it will grow better the next year. 修剪 (树木)

      例:

      You have to prune a bush if you want fruit.

      如果你想要果树结果,你就得给它剪枝。

    • 3.  

      PHRASAL VERB(动词词组) Prune back means the same as . 修剪 (树木)

      例:

      Apples, pears, and cherries can be pruned back when they've lost their leaves.

      苹果树、梨树和樱桃树在落叶之后就可以被修剪。

    • 4.  

      V-T(及物动词) If you prune something, you cut out all the parts that you do not need. 删减

      例:

      Companies are cutting investment and pruning their product ranges.

      公司都在削减投资并减少产品种类。

    • 5.  

      PHRASAL VERB(动词词组) Prune back means the same as . 删减

      例:

      The company has pruned back its workforce by 20,000 since 2003.

      公司自2003年以来已经裁减了2万名员工。

    • 6.  

      V(动词) → an archaic word for preen