winnow

英 [ˈwɪnəʊ]

美 [ˈwɪnoʊ]

v.  簸，扬，风选(以去掉谷壳)

现在分词：winnowing　过去分词：winnowed　第三人称单数：winnows　过去式：winnowed　

GRE

BNC.37778 / COCA.21960

短语动词

短语用例

winnow sb/sth out (of sth)

• 筛选；遴选；选拔
  to remove people or things from a group so that only the best ones are left

牛津词典

verb

• 簸，扬，风选（以去掉谷壳）
  to blow air through grain in order to remove its outer covering (called the chaff )

柯林斯词典

• VERB 筛选;遴选
  If youwinnowa group of things or people, you reduce its size by separating the ones that are useful or relevant from the ones that are not.
  1. Administration officials have winnowed the list of candidates to three.
     行政官员将候选名单筛减至3人。

英英释义

noun

• the act of separating grain from chaff
  1. the winnowing was done by women
  Synonym:winnowingsifting

verb

• blow away or off with a current of air
  1. winnow chaff
• select desirable parts from a group or list
  1. cull out the interesting letters from the poet's correspondence
  2. winnow the finalists from the long list of applicants
  Synonym:cull out
• separate the chaff from by using air currents
  1. She stood there winnowing chaff all day in the field
  Synonym:fan
• blow on
  1. The wind was winnowing her hair
  2. the wind winnowed the grass

双语例句

• The results show that adoption of Winnow has obtained significant improvement in TREC ( Text REtrieval Conference) 2002 filtering track.
  结果显示Winnow分类器的采用在2002年度的TREC（文本检索会议）过滤任务中取得了显著的性能提高。
• The new X prize is designed to winnow the genetic wheat from the chaff.
  新设立的这个X奖是为了在茫茫基因大漠中“披沙拣金”。
• Study on spam filters based on Winnow algorithm
  基于Winnow算法的垃圾邮件过滤器研究
• A building for storing threshed grain. winnow the husks from the corn
  谷仓储存脱粒后的谷物的建筑物
• Study on algorithm of distinguishing the forged notes from the paper currencies based on image feature winnow truth from falsehood
  基于图像特征的纸币真伪识别算法研究
• Splice Site Identification Based on Improved Winnow Algorithm
  基于改进的Winnow算法的剪接位点识别
• For the training parameters α,β are vital to the performance of face detector, we present an amended Winnow learning algorithm.
  这个人脸检测方法中，训练参数α、β对于检测器的性能起着至关重要的作用。因此，本文提出了一种修正的Winnow训练算法，这个算法在训练过程中动态计算训练参数α、β。
• A Winnow Linear Classifier and Its Application in TREC 2003 Novelty
  一种Winnow线性分类器及其在TRECNovelty任务中的应用
• Objective To winnow and establish the optimal condition for ultrasonic extraction of total flavone from christina loosestrife herb.
  目的优选并确立金钱草总黄酮的最佳超声提取条件。
• In this paper, we describe the regularized Winnow algorithm for Chinese named entity recognition. The experiment results for a large corpus are presented.
  本文针对中文的命名实体识别问题，描述了正则化Winnow算法，并给出了基于较大规模语料库的实验结果。