feature selection process 中文意思是什麼

feature selection process 解釋
特徵選擇過程
  • feature : n 1 形狀，外形；特色；（特指）好看的外表；〈pl 〉臉形；五官；面目，容貌，面貌，相貌。2 臉面的一部...
  • selection : n. 1. 選擇；挑選；選拔。2. 拔萃；選擇物；精選物[品]；文選。3. 【無線電】分離，（自動電話）撥號。4. 【生物學】選擇，淘汰。
  • process : n 1 進行，經過；過程，歷程；作用。 2 處置，方法，步驟；加工處理，工藝程序，工序；製作法。3 【攝影...
  1. In consideration of the large feature dimensions of the wavelet moment invariants, we first choose a set of better features by combining divergence with sequential forward selection and this can be an off - line computation process

    針對小波矩不變量特徵維數比較多的情況，本文採用結合離散度和順序前進法的特徵選擇方法，先離線選取一組較優特徵量。
  2. Selection and ordering of working procedure and working step are realized based on gt ( group team ) principle and part feature bom and deriving method, and automatic selection of process data and equipment are realized by using logic determination method

    基於成組原理，結合零件特徵bom ，用派生法實現了零件工序工步的自動選擇和排序；採用邏輯決策的方法實現了工藝參數和設備的自動選取。
  3. In the data preprocessing stage, we study the theory and technology of feature selection. an algorithm which combines filter method and wrapper method whom both used in the feature selection is proposed. the algorithm can decrease data dimensions by removing irrelevant features, increase algorithm accuracy and speed up the knowledge discovery process

    針對知識發現過程的預處理問題，研究了屬性選擇的理論和技術，提出了一種利用信息理論和概率論，結合了屬性選擇過濾法和打包法的屬性選擇演算法，通過去除屬性集中的不相關屬性，降低數據維數，減少數據量，從而提高數據挖掘的精度，加快知識發現的過程。
  4. A novel signal processing method based on alternate feature optimization is introduced and analyzed in this thesis. and a new underwater target recognition system using the optimized feature and svm is presented here. the system utilizes the alternate feature extraction method to optimize the feature selection process

    提出了高階量1 （ 1 / 2 ）維譜和小波變換交互分析進行特徵提取的方法，比較好地反映了艦船輻射噪聲的非線性、非平穩和非高斯特性。
  5. This paper describes process and experience of quickly manufacturing part having feature of complex free - surface by using sps450, and generating of stl, setup of machine ' s coating process parameter and selection of part ' s making direction is analyzed

    摘要介紹利用sps450激光快速成型機，快速成型具有復雜曲面特徵零件的過程和經驗，並對stl數據的生成、成型機的塗層工藝參數的設置和零件製作方向的選擇進行了分析。
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