相似度指數 的英文怎麼說

中文拼音 [xiāngzhǐshǔ]
相似度指數 英文
index similarity
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 相似度 : degree of similarity
  • 相似 : 1. (相像) resemble; be similar; be alike 2. (相像處; 類似物) similarity; similitude; analogue
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. ( 2 ) region is mainly made up of large patches which are distributed collectively. region landscape is mainly made up of the hill grassplot landscape of mountainous region and desertification landscape. ( 3 ) with the enhancement of human beings effect, landscape diversity indexes are declined, landscape evenness indexes are reduced, and landscape fragmentations are intensified

    通過這些的分析表明:甘肅省以草地景觀為主,斑塊較多,大小斑塊間差異較大,斑塊形狀較復雜,自較低,區域總構形較復雜;區域總構形以大斑塊為主體,呈聚集型分佈,構成景觀主體的是山地丘陵草地景觀和裸地景觀;隨著人類干擾強增加,景觀多樣性下降,均勻降低,景觀破碎化程加深。
  2. Document similarity search is to find documents similar to a given query document and return a ranked list of similar documents to users, which is widely used in many text and web systems, such as digital library, search engine, etc. traditional retrieval models, including the okapi s bm25 model and the smart s vector space model with length normalization, could handle this problem to some extent by taking the query document as a long query

    文檔搜索從文檔集中檢索與給定查詢文檔的文檔。對于給定的查詢文檔,我們期望文檔搜索系統能夠返回一個按排序的文檔列表。文檔搜索技術已經被廣泛應用到電子圖書館,搜索引擎等系統中,例如citeseer . ist科學文獻字圖書館的文獻推薦功能, google的網頁查詢功能等。
  3. And the resemblance is pointed out between continuous wavelet transform ( cwt ) and waf. in the course of computing waf, the scaling replica is very important. based on the properties of cwt, three approaches have been proposed for the scaling of a wavelet that has no analytic form

    詳細闡述了寬帶信號及系統的三個條件、寬帶系統的回波模型和寬帶模糊的概念,出了連續小波變換( cwt )與寬帶模糊的驚人之處。
  4. Based on the reseaching of lycoris leaf micro - morphology characters by sem scanning, light microscope viewing and using paraffin method in the article, we try to provide the proofs of experiment and the efffective characer indexes to discuss the system and evolution of the lycoris. we find these microscope characers through reseach are as follows : the arrangement type, density and the length of stoma ; the shape and length of the epidermal cells ; the ridge of epidermis ; the transverse shape of leaf ; the number of the vascular bundle ; the style of vessel arrangement of vascular bundle in the middle vein ; the layers of palisade tissue ; the ratio of the thicken of palisade tissue to that of spongy tissue ; the angle number of the middle leaf ; the type of ventilating cavity etc. these characters are different from those of species in lycoris, meanwhile these characters are similar to those of some species in lycoris. so these characters can be used as the character indexes for differentiating species and reseaching systematic evolution of lycoris ; we can divide lycoris into two subgenus by these characteristic indexes : the species of one subgenus are l. aurea ( l " her. ) herb, chinensis traub, l. caldweuii traub, l. anhuiensis y. hsu et q. j. fan, l. longituba y. hsu et q. j. fan ; the species of another subgenu s are l. houdyshelii traub, l. albiflora koidz.,

    研究結果表明:葉表皮的氣孔排列方式、長、長寬比,脊的明顯與否,葉表皮上的顆粒紋飾的多少、大小,葉表皮細胞長、長寬比、垂周壁形狀,上部葉柵欄組織細胞層、葉的維管束、葉中脈導管組成目,氣腔類型,葉的脊部遠軸面的角,葉緣的形狀等這些特徵在種間存在差異,同時,在有些種之間又有性;因此,這些特徵既可以作為區分種的證據,又是研究石蒜屬植物系統演化的性狀標,根據這些性狀標,可以將石蒜屬植物大致分為兩個亞屬:一是忽地笑、中國石蒜、短蕊石蒜、安徽石蒜、長筒石蒜,二是江蘇石蒜、乳白石蒜、石蒜、玫瑰石蒜、稻草石蒜;在兩個亞屬中其中有些種如忽地笑、長筒石蒜、中國石蒜的親緣關系則更近些。
  5. The fourth chapter " reseach on fractai structure of stock price " anaiyzed the fractai structure of stock price, deduced the investment function, caiculated the hurst exponent, 3 correlation dimension, and max lyaponov exponent, analyzed the self - similarity, long range dependence, circulation period of stock price and sensitivity of stock price to the initial value, suggested took the exponent characterize fractal instead of variance as instrument to measure risk

    第四章分析並檢驗了股票市場的分形混沌特徵,推導了投資函,計算了表徵股票市場分形特徵的hurst,關聯維和最大lyapunov,分析了股票價格的自性、長期記憶和循環周期,分析了股票價格的波動對初始條件的敏感性,提出中國股票市場具有混沌分形的特性,用傳統的方差法量股票風險是無效的,必須使用混沌分析能夠理論來刻畫股票收益的風險,建立收益模型。
  6. The normalized factorial moments ( nfm ) show good scaling properties in isotropical partition of phase space ; the nfm ' s projected into three directions versus the. partition. number appear, to be saturated curves with similar in scaling behavior ; and the three hurst exponents are very close to unity. the levy - stability holds for the q = 2 ~ 5 order moments in 3 - dimensional phase - space

    發現:三維歸一化階乘矩( nfm )的分佈呈現出很好的標特性;階乘矩在各個方向上的一維投影呈現出彼此十分的飽和曲線,且特徵參量hurst都接近於1 ;高維空間各階階乘矩的分佈滿足l vy穩定性的要求。
  7. The feasibility and availability were studied by comparing the static tests and the effects of relative stir - elastic - module that the concrete in long - term immersion and drying and wetting cycle in saturated sodium sulfate solution

    結果表明,對動彈性模量表徵的抗鹽結晶侵蝕系對抗折強及劈拉強表徵的抗鹽結晶侵性系評價標具有較好的性。
  8. The method of sds - page was used to analyse the electrophoretic band of their seeds, and compare corydalis adunca maxim. living in gannan area with three kinds of corydalis straminea maxim living in different environments. by the principle of the higher of the similarity index of protein, the similarer of their blood relationship, author thought corydalis adunca maxim. living in gannan is the similarest with corydalis straminea maxim living in lunzhong area. then analysing the alkaloids in corydalis adunca

    對這兩種紫堇的種子進行了sds ? page凝膠電泳分析,根據蛋白質圖譜,比較了甘南灰綠黃堇與三種不同產地的草黃堇的蛋白質相似度指數,依據相似度指數越高,種間的親緣關系越接近的原則,認為甘南灰綠黃堇與隴中草黃堇的親緣關系較近。
  9. The article briefly introduces five basic functions of the calculation software of traditional medicine fingerprint similarity of zhejiang university. 1 input the data. 2 deal with data in advance and compare chromatogram fingerprints. 3 retention time to indentify and math the peaks automatically. 4 the calculation of chromatogram fingerprint similarity. 5 output the result and print it. the software used to calculate the similarity of chromatogram fingerprint is easy to learn

    摘要系統地介紹浙大中藥紋圖譜計算軟體五個基本功能: 1據導入, 2據預處理和色譜圖的縮放比較, 3保留時間校正和譜峰自動匹配, 4紋圖譜計算, 5結果輸出和報表列印。
  10. The main conclusions are following : ( 1 ) compared with the conventional mlc, the method of iterative prior probability based on the vector map can dispel the prior probability ’ s influence and the overall accuracy and kappa index can be improved ; ( 2 ) to the types with greater area than average area of all types, the producer ’ s accuracy will be improved while user ’ s accuracy be lessened, but to the ones with smaller area, the situation is just the opposite

    本研究的主要結論是: ( 1 )與傳統的最大然法分類比,利用地理據矢量化得到的先驗概率進行迭代,可進一步消除先驗概率對最大然分類法分類結果的影響,使分類總精和kappa有進一步提高; ( 2 )分佈面積大於平均值的類別,生產者精一般會變高,使用者精會變低;分佈面積小於平均值的類別,生產者精一般會變低,使用者精會變高。
  11. So the only way for agricultural development is structural adjustment. under the theory of structure economy growing, the theory duality economy structure and the law of the industry structure evolution mainly, this paper, firstly, analyzes the characteristics of evolution and current situation of hubei province ' s agricultural industry structure including the evolving better, singleness, facing crisis, by stage, lack of power, crop ' s development setting back the evolution, asymmetry - structure between the production value and output, the similar structure with the whole nation and the peripheral provinces, and so on

    本研究在結構主義經濟增長理論、產業結構演進規律和二元經濟結構論等經濟學理論的基礎上,首先通過產值比重結構對比、產業結構變動、產業結構波動、產業結構和偏離系標和方法,從多方面分析了改革開放以來湖北省農業產業結構演進與現狀特徵:農業產業結構逐步優化,但結構單一,面臨危機;農業產業結構呈階段性演進;農業產業結構演進缺乏動力;種植業成為湖北省農業產業結構優化障礙;農業產值與產量結構不對稱,出現逆向變化;農業產業結構與周邊省份趨同等。
  12. With increasing viscosity, the velocities of power law fluid and particle showed the same trend

    隨著稠的增加,冪律流體和顆粒的主流速分佈出現了與流動帶來的影響的趨勢。
  13. Second, the coordinate figure of the first and second principal components is of great audio - visual sicnifcance. it can clearly show the distinguishing feature and similarity. this is a very useful analyzing means. third, the factor analysis can be used completely to analyzing the aligning datas in time, its calculating results reflect totally the developmental trend and changing reasons of the textile industry in tianjin

    分析結果表明: ( 1 )在適當選取標后,使用主成分分析法,可以將第一主成分作為一個地區綜合經濟實力的量,其公式具有穩定的系且結果可靠可信: ( 2 )主成分坐標圖(如圖3 )具有很強的直觀意義,各省市的特點及性都非常清楚地展示出來,這是一個很有用的分析工具; ( 3 )因子分析法完全可以作為時間序列據的實證分析,其計算結果客觀全面地反映出天津紡織工業的發展趨勢及其變動原因。
  14. It simulates human ' s behavior in the process of conventional experiential quotation, and quantifies the useful information of a new die part and a series of correlative die samples accumulated in the foregone quotation experience by fuzzy membership, and then compares the similarity between the new part and the samples after computing their fuzzy level of approximation to find three of the most similar samples, based on which the producing cost of the new part is estimated by exponential - smoothing - method

    本文提出的模糊比較法和工時法結合的模具報價方法,就是模擬傳統的經驗報價中人的報價行為過程,利用模糊理論中的模糊隸屬來量化新工件與原有的在以往生產實際中積累的一系列關模具樣本的有用信息,計算它們之間的模糊貼近,進行比較,找出與新工件最的三個模具樣本,在此基礎上利用預測技術中的平滑法估算出新工件的生產成本。
  15. So, we put forward an optimized exponential algorithm in which the multiplication with itself was substituted mostly by square. through expanding of composition fields, the time consuming of optimal algorithm is, where n is the number of bits of exponential

    通過對演算法的分析我們可以得出結論,隨著復合域的不斷增大,域上運算所需的時間可近表示為,式中n為以二進製表示時的比特串長,為域元素進行多項式乘所需的時間。
  16. In the analysis process, the six main peaks in 88 - 100 kev region, including the y peaks of 234th, the k peaks of th and the k peaks of u, are chosen. the smoothly joined gaussian function and low energy exponential tail is taken as peak shape function and quadratic polynomial is taken as background function. the two functions are fitted to gether to calculate the peak area

    在分析過程中,選擇了88 - 100kev能區的~ ( 234 ) th的射線峰, th的k _射線峰以及u的k _射線峰共六個主要能峰,通過採用高斯函和低能尾部光滑聯接的峰形函和二次多項式本底函一起擬合,來求出峰面積;而該能區所有能峰的探測效率可以認為是近等的,由此得到鈾富集
  17. After analyze the foundation of the current national code ( code for fire protection design of tall buildings gb500045 - 95 ) through experiments and fire simulations, the author has found that there are some limitations on the use of this national code for the designing of smoke management system in an atrium. this paper has been discovered that it is not enough when using the smoke layer interface height as a criterion to make an assessment on the safety rate in a building fire, or to calculate the egress time

    通過上述實驗研究和值模擬研究,發現當採用我國現行的《高層民用建築防火設計規范》 ( gb50045 - 95 )來導中庭建築的排煙系統設計時,在本文設計的火災場景條件下(參照實際的中庭商場調研情況,即火災載荷密較大時) ,對于本文實驗研究中所採用的模型及原型建築,無論是採用自然排煙或者是採用機械排煙,其排煙量皆不足。
  18. Thirdly, similarity matrix, dissimilarity matrix or similarity table are established based on the n - strong peaks, the overlap rate of common peaks and the cosine / sine of vectors " angle which are derived from the fingerprint chromatograms of samples. and based on these data model, clustering research has been done by k - means algorithm, biggest tree in fuzzy clustering and improved cobweb algorithm, where different results have been gained. by comparing, cobweb algorithm is the best

    本次研究利用n強峰、共有峰的重疊率和向量夾角正餘弦值對樣品色譜紋圖譜分別建立了矩陣、異性矩陣或表,以這些據模型為基礎,分別用了k -平均、模糊聚類的最大樹法和改進的cobweb法進行了聚類研究,得到了不同的效果。
  19. Methods : the similarities of honeysuckle chromatography fingerprints were calculated by the methods of correlation coefficients and angle cosine with or without retention time correction and signal standardization

    方法:對金銀花藥材紋圖譜進行保留時間和峰面積校正,分別使用關系法和夾角餘弦法計算處理前後圖譜間
  20. By using of simulated annealing algorithm, attribute weights of hierarchy clustering model were optimized in terms of weights allocation quotas, which was used to improve the case retrieval efficiency and quality

    基於模擬退火演算法對特徵屬性的權重值進行優化,通過在檢索模型中加入權值分配的導信息,防止檢索出的最大的事例並非最佳事例,提高了檢索的質量。
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