spatial clustering 中文意思是什麼
spatial clustering
解釋
空間積群法- spatial : adj. 1. 空間的；在空間中存在[發生，佔有位置]的。2. 佔大篇幅的。n. -ity 空間性。adv. -ly
- clustering : 叢聚
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The shortcoming of the methods of differential profit and multi - factor comprehensive appraisal is analyzed, and the main thinking and step of gradation by the land price price partition based on spatial clustering is put forward, and an example of shishi city urban land gradation is given
摘要分析了多因素綜合評定法、級差收益測演算法等城鎮土地定級方法的不足，提出了基於空間聚類的地價分區定級法的主要思想和主要步驟，並以石獅市土地定級為例，驗證了此方法。 -
Because of the shortage of traditional unsupervised algorithm, three algorithms are proposed in the paper based on the spatial information of the difference image and the clustering characteristic of 2 - d histogram formed by pixel gray levels and the local average gray levels. the proposed algorithms segment the pixels of
本文針對典型演算法存在的不足，充分利用差異圖象灰度空間分佈信息和差異圖象灰度-鄰域平均灰度二維直方圖的聚類特性提出了三種非監督變化檢測方法，將差異圖象所有像素分成變化和非變化兩個類別。 -
Considering the dynamic of spatial transfer of knowledge, the above learning mechanism for cluster also reflects the " knowledge induction - knowledge diffusion " model, which, if run efficiently, will promote clusters " knowledge base to extend and upgrade and their technological capability to continuously evolve. in fact, the formation and operation of the learning division mechanism for cluster has to need support from an extensive policy system, which is constituted of the policy of clustering enterprises, the policy of coordinating institution and public service institution and the policy of local government
事實上，集群技術學習的分工機制的形成和良好運轉需要一個廣義政策體系的支撐，因此本文最後從集群企業、集群中間機構和公共部門以及當地政府三個方面討論了該政策體系的設計問題，以更好地推動集群中的技術學習分工和集群技術能力演進。 -
We propose a color - spatial feature retrieval method based on color clustering, color clustering is introduced into color - spatial feature based retrieval method in order to decrease color quantization error, increase retrieval accuracy, and a new spatial color descriptor is proposed
2 .提出了一種採用顏色聚類的顏色-空間檢索方法。為了減小顏色量化誤差，提高檢索精度，本方法將顏色聚類引入顏色-空間檢索，提出了一種新的空間顏色描述特徵。 -
The emphasis is put on the spatial angle identification of the unsolved jamming signal in the time and frequency field. two methods of the spatial angle separation is given : the clustering analysis and the power centroid track, and the advantages and the shortcomings of these methods are discussed with the theoretical analysis and the emulational result
本文重點研究了對于多個時域、頻域均不可分辨的干擾信號如何從空間角度上進行分辨，提出了兩種角度分辨的方法，聚類分析法和能量重心跟蹤法，並結合理論分析和模擬的結果，討論了這兩種方法的優缺點。 -
Systemically analyzing and summarizing different spatial clustering algorithms that have been published in documents
空間聚類分析是空間數據挖掘的重要研究方向之一。 -
With the help of spatial clustering analytical tools, not only clustering rules can be extracted in a large column of spatial database, but when combining with other data mining methods knowledge hidden deeply can be discovered efficiently and effectively as well
空間聚類分析既可以發現隱含在海量數據中的聚類規則，又可以與其它數據挖掘方法結合使用，發掘更深層次的知識，從而提高數據挖掘的效率和質量。 -
Spatial data mining is one research field of data mining, which can discover effective, novel, invaluable and understandable knowledge or rules from spatial database. clustering is a very important technology and method of data mining as well as spatial clustering analysis is the main research field of spatial data mining
空間數據挖掘是數據挖掘研究的一個重要研究方向，是從空間數據庫中識別或提取有效的、新穎的、潛在有用的、最終可理解的模式的非平凡過程。 -
( 4 ) seven kinds of spatial data clustering approaches are studied. and the technique to solve the problem of constraint - based spatial cluster analysis is explored. in addition, a new spatial clustering algorithm based on genetic algorithms is set forward and it can give attention to local constringency and the whole constringency
（ 4 ）系統研究了七種典型的空間數據聚類方法，積極探索基於約束條件的空間聚類問題的解決方案；將遺傳演算法引入空間數據聚類領域，提出一種基於遺傳演算法的空間聚類演算法，該演算法兼顧了局部收斂和全局收斂性能。
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