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- The Derivative of a Map between Vector Spaces. 向量空間之間映射的微分。
- We have discussed sum for subspace of vector space, and cannot popularize sum of subspace to infinitude. 摘要對向量空間的子空間的和的概念不能推廣到無(wú)限多個(gè)子空間的情形進(jìn)行了討論。
- Compared with the vector space model, the probability model is more effective on describing a users interests. 對比實(shí)驗表明,概率模型比矢量空間模型更好地表達了用戶(hù)的興趣和變化。
- Open Bookmark uses the vector space method and social filtering to get useful information for the users. OpenBookm ark使用向量空間法和社會(huì )過(guò)濾兩種信息過(guò)濾方式幫助用戶(hù)獲取有用信息。
- There are many different types of abstract space in mathematics, for examples, vector space, inner product space, etc. 數學(xué)上存在各種不同的抽象空間,例如向量空間,內積空間等。
- A new hybrid evolutionary LSF codebook optimization algorithm is proposed based on the vector space stretching. 本文提出了一種新型的基于對LSF矢量空間進(jìn)行拉伸變化的混合進(jìn)化碼書(shū)優(yōu)化算法。
- Through the vector space model, text clustering, genetic algorithms to try a new method summary of the text. 通過(guò)空間向量模型、文本聚類(lèi)、遺傳算法等成熟的技術(shù)嘗試一種新的文本摘要方法。
- Then ECM pattern vector and ECCM ability vector in the above matrix are processed with double weight vector. Thus the concept of synthetic ECCM ability vector and factor is proposed and the formulae of calculation are given. 然后對矩陣中的干擾模式向量和抗干擾能力向量二重權向量處理,由此引出“綜合抗干擾能力向量和因子”的概念,并給出了計算公式。
- We propose a text vector space model (VSM) based on suffix tree and implement a text categorizing system on the model. 摘要本文在面向網(wǎng)絡(luò )內容分析的前提下,提出了一種基于后綴樹(shù)的文本向量空間模型(VSM),并在此模型之上實(shí)現了文本分類(lèi)系統。
- Mathematicianstalk about axioms, integrals, and vector spaces. 數學(xué)家談?wù)摰氖枪?、積分和向量空間。
- In this abstract setting, the scalars with which an element of a vector space can be multiplied need not be numbers. 向量空間是在域上定義的,比如實(shí)數域或復數域。
- This paper introduces a text clustering method based on VSM (vector space model). 摘要研究了一種基于向量空間模型的文檔聚類(lèi)方法。
- The experimental result shows that the performance of simple SLM-CIR model should be superior to simple vector space models and probability models. 實(shí)驗結果表明:簡(jiǎn)單的SLM-CIR模型的性能要優(yōu)于簡(jiǎn)單的向量空間模型和概率模型。
- In the paper, a method is proposed based on vector space model making use of the structure to effectively retrieve HTML document. ? 應用了向量空間信息檢索方法,擴展了傳統的信息檢索,利用HTML文檔結構提高了在WWW環(huán)境下的檢索效率。
- By means of the expression of vector space, mathematical modeling of Jakobson's theory on distinctive features of phonemes is made. 摘要本文采用向量空間的表述形式,對雅柯布森的音位區別特征學(xué)說(shuō)進(jìn)行數學(xué)建模。
- The authors argue that the fruits can be diagnosed online and exactly located by cycle shift of pattern vectors' binary code. 通過(guò)對模式向量二進(jìn)制編碼后進(jìn)行牡循環(huán)移位實(shí)現對故障的在線(xiàn)診斷和精確定位。
- Aimed at the problems of document automatic classification,a classification method is proposed based on fuzzy vector space model and RBF network. 針對文本自動(dòng)分類(lèi)問(wèn)題,提出了一種基于模糊向量空間模型和徑向基函數網(wǎng)絡(luò )的分類(lèi)方法。
- The algorithm utilized VSM (vector space model) to represent users' interests and resources, calculated recommended degree by cosine similarity. 該算法采用矢量空間模型作為用戶(hù)興趣和資源描述模型,使用余弦相似度計算資源推薦度;
- Vector space model is one of the representative information retrieval models, the problems of the model are researched and discussed. 向量空間模型是有代表性的信息檢索模型之一,針對該模型存在的問(wèn)題進(jìn)行了研究和探討。
- The principle of (least squares spectrum analysis, LSSA) is introduced in this paper based on the least squares parametric adjustment in vector space. 摘要運用投影理論和基于向量空間中最小二乘平差原理,介紹了最小二乘譜分析方法,給出了最小二乘譜的計算公式。