similarity group 中文意思是什麼

similarity group 解釋
相似群
  • similarity : n. 1. 類似，相像，相似。2. 類似點；類似物，相似物。
  • group : n 1 群；批，簇。2 集團，團體，小組。3 【化學】基，團，組；（周期表的）屬，族。4 （雕塑等的）群像...
  1. A variety of methods including the tabular comparison of data, the tabular comparison of similarity coefficient, the nearest neighbor method and the group - average method of hierarchical agglomerative classification were applied to investigate the forest communities in meizi lake area

    森林植被樣地中以喬木層樹種的重要值為指標，採用紙條排隊法、群落相似系數分類法、最近鄰體法、組平均法對梅子湖森林植被樣地進行數量分類。
  2. The property similarities, i. e. attribute similarity, position similarity and velocity similarity, were defined by the information obtained from fusion at level 1, and all were re - fused to calculate the result of group formation

    該演算法通過一級融合獲得的信息來定義特徵相似度，即歸屬相似度、位置相似度和速度相似度，並將這些相似度再次融合以求得合群結果。
  3. The phylogenetic trees promulgate that : ( a ) est traits significantly differ between different generic taxa and between different species in the same genus, ( b ) similarity degree of est traits between different taxa is not correlative to that of morphological characters. some morphological taxa in traditional classification are not monophyletic group, ( c ) relationship among subfamilies based on est characters is somewhat compatible to intrafamily phylogeny proposed by schuh ( 1976 ), but it is clear that orthotylinae and phylinae are not directly sister grouped

    分析結果表明（ 1 ）酯酶同工酶酶譜特徵在不同屬級單元之間以及同屬的不同種類之間都存在著明顯的差異： （ 2 ）不同屬種之間酯酶同工酶特徵的相似程度與外部形態特徵之間的相似程度不一致性，以外部形態為主要依據的傳統分類的一些屬不是真正的單系群。
  4. In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics

    本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上，首次採用rapd分子標記技術，對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究，根據pcr對基因組dna擴增的結果，用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度，通過對遺傳距離的upgma聚類分析，並結合形態分類的特點，對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。
  5. Sixties primers were used for dna amplification and a total of 237 amplification products range from 450bp to 2500bp were generated. a similarity matrix for all pairwise comparisons was calculated using nei and li ' s formula and then transformed to distance matrix. dendrograms were constructed by applying unweighted pair - group arithmetic average ( upgma ) and neighboring - jointing cluster analyses using the phylip software

    在第二部分，應用改進的ctab法提取了石蓴屬和滸苔屬各3個種及作為對照的剛毛藻的基因組dna ， 60個引物被用於擴增，共獲得237個片段大小在450 - 2500bp之間的擴增片段，依據nei和li （ 1979 ）的公式計算出樣品成對比較的相似性距陣並換算成遺傳距離，應用phylip軟體包，按照upgma法和n - j法分別構建聚類圖。
  6. Generally, the group formed firstly due to the similarity in leaf color, including the color of the face and the back of young leaf, and the color of mature leaf

    N ） 12 、 27 、 15號其花色都是紫紅色，葉色均屬于暗紫色， mpd結果也表明這三者具有較近的親緣關系。
  7. This feature perfectly combine the frequency in acoustics level and the temperament in music semantic level, we use the cosine distance of this feature to represent the similarity of two music clips, then we design a group of algorithms that is inspired from the thought of edit distance and dynamic programming. they segment the feature vectors into groups at first, then through group similarity match, group recurrent detect, merge recurrent group and structure label joined algorithms to complete the music structure label task. because this is a really new field of research and no good method of evaluation had been finding, we propose a new evaluation method and the results of the experiments show that it is a good method

    然後設計了一組源於編輯距離和動態規劃思想的音樂結構分析演算法，首先將特徵向量分組，然後經過組相似匹配、組重現檢測、重現組歸並和自動標注四個前後銜接的環節實現了音樂結構的自動標注，較好地實現了將音頻形式的音樂自動標注為表示音樂結構的三元組列表形式，由於這是一個新的領域，目前還沒有比較好的量化評價方法，本文提出一種新的評價方法，並用它來評價結構分析的結果，取得了較好的效果。
  8. The result of rflp analysis of pcr - amplified 16s rdna revealed that the rhizobia isolated from the root nodules of pueraria spp. had diversity at the level of species. the slow - growing rhizobia were divided into 7 groups on the similarity level of 90 %. group 1 included 4 new isolated strains and 2 representative strains of b. japonicum. group 2 included 1 type strain of b. elkanii and 3 new isolated strains

    16srdnapcr rflp分析結果也表明葛藤根瘤菌具有種水平多樣性，在90的相似性水平上，聚類圖把慢生根瘤菌分成7群，群1與bjponicum的模式菌株聚在一起，群二與belhanii的模式菌株聚在一起，而其它群是獨立的系統發育分支。
  9. At relatively low similarity, strains tested were divided into groupl and ii. group i was further divided into ia and ib, and group ii was divided into ha, lib and he

    在較低的相似性水平上，可分為l和11兩群，群i可分為ia不[ 1ib兩亞群;群11可分為ila 、 ilb和ile三個亞群。
  10. The sds - page electropheresis of whole - cell proteins was applied in classification of 71 strains isolated from astragalus spp. it was showed that the technique is a simple and rapid method in classification of rhizobia. the similarity of strains in the same group is 78 %, and dna homology is above 70 %

    採用sds page技術對71株黃芪根瘤菌進行了全細胞蛋白的聚類分析.結果表明，這是進行根瘤菌分類時一種簡便快速的分群方法，分群的菌株相似性水平為78 ，群內菌株的dna同源性70
  11. Obtains two kinds of quantity group based on the similitude principle, i. e. the dimensionless similarity criterion and the dimensional thermal stratification height

    根據相似原理綜合各因素得到了兩種形式的綜合量：無量綱的相似準則和熱分層高度等量綱不為一的綜合量。
  12. 34 budanitsky a. lexical semantic relatedness and its application innatural language processing. technical report csrg - 390, computersystems research group, university of toronto, august 1999. 35 jiang j, conrath d. semantic similarity based on corpusstatistics and lexical taxonomy

    本文提出的相似度方法也可用於諸如語義網之類的其它領域，因此，作為進一步的研究，我們正在考慮將這種方法用於解決語義網環境下的概念映射問題。
  13. The term protein kinase c ( pkc ) stands for a group of at least twelve serine / threconine kinases that are characterized by a high degree of similarity in their catalytic kinase domains and cysteine - rich regions

    前言蛋白激酶c （ pkc ）是一組絲蘇氨酸蛋白激酶，參與多種信號傳導系統。包括細胞分化、生長調控、腫瘤發生和細胞凋亡。
  14. As a mean to map ontology concepts, a similarity technique is employed. especially a context dependent concept mapping is tackled, which needscontextual information from knowledge taxonomy. context - based semantic similarity differs from the real worldsimilarity in that it requires contextual information to calculatesimilarity. the notion of semantic coupling is introduced to derivesimilarity for a taxonomy - based system. the semantic coupling shows thedegree of semantic cohesiveness for a group of concepts toward a givencontext

    在本體的映射中，確保概念的一致性是至關重要的從總體上看，概念一致性問題可劃分成三類主要問題，即同義概念沖突synonymous concept conflict問題多義概念沖突polysemous concept conflict問題與領域相關概念沖突domain - dependent concept conflict問題。
  15. Results of phenotype test shown that all peanut isolates and reference strains of b. japonicum and b. elkanii were clustered into a group and differed from the other genus of fast - growing rhizobia in low similarity

    表型分析結果表明所有供試菌株與慢生參比菌株b . japonicum和b . elkanii聚為一群，而其它種屬的參比菌株聚為另一群，表明花生根瘤菌在屬的水平上應屬于bradyrhizobium屬。
  16. By means of the similitude principle of gt ( group technology ), all the parts are classified into different kinds similar families according to similarity of their features, then object - oriented theory is applied to describe parts with these features. then the number system of the similar parts classified established on the base of it according to the theory of group technology. all these work completed successfully to support sharing and transmission of parts information by means of internet

    本文詳細統計和分析了大量機械零部件的形狀和結構，抽象出了數百種零部件特徵，研究了零部件的面向對象描述和信息組織，行為技術，為相似零部件庫系統的信息共享和各階段的信息轉換與維護奠定了基礎。
  17. Furthmore, on the higher coefficient level, the individuals in each group are sorted into subgroups. by the selected amplification results with one pair of primer, the wild germplsms were efficiency distinguished. the traditional classification of cavendish subgroup based on caudex height is not strict corresponded with gene type similarity

    在相似系數0 . 62的水平上將供試的60份蕉類植物分為四個群體，在相似系數0 . 64的水平上將栽培蕉劃為兩個類群，在相似系數0 . 83的水平上將香牙蕉類群劃分為五個亞群；用一對引物的aflp分析對25個野生蕉進行了劃分；認為傳統的將cavendish亞群分為五個類別的分類依據與基因型之間並無嚴格的對應關系。
  18. After analyzed the limitation of dijkstra algorithm and genie algorithm, a pulse coupled neural networks ( pcnn ) algorithm is proposed. pcnn provides group similarity, synchronous exciting and auto - wave generation characters, and is widely researched and applied in image processing, target identification and optimization fields

    脈沖耦合神經網路提供了分組類似性、同步激發和自動波的形成與傳播等一系列基本的特性，並在圖像處理、目標的自動辨識和組合優化等領域中得到了廣泛的應用和研究。
  19. At run time, the score columns in transformation output contain the similarity scores for each row in a group

    在運行時，轉換輸出中的得分列包含組中每行的相似性得分。
  20. Methods in space / frequency domain : a group of gabor filters are used in texture - based image retrieval ; by analyzing how the energy changes with the decomposing of wavelet, tree - structured wavelet transform in texture - based image retrieval is selected to use. as for similarity measurement of texture - based image retrieval, this paper demonstrates two data models related to the similarity measurement and proposes two kinds of multi - feature combination structures

    在空間頻域聯合的方法中，將構造的一組gabor濾波器用於圖象紋理檢索；通過分析紋理圖象經過小波分解后的能量變化特點，提出了選用樹型小波分解方法用於紋理檢索，提高了檢索的有效性。
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