最優分割 的英文怎麼說
中文拼音 [zuìyōufēngē]
最優分割
英文
optimal partition-
By using network flow theory, the optimization problem of power conservation is transformed into the optimal bipartition problem of a flow network which can be partitioned by the max - flow mm - cut algorithm
利用網路流理論，將節約電量的最優化問題轉化為一個流網路的最優分割問題，而後者可採用最大流最小切割演算法實現最優切分。The frozen coal destruction is the tension stress destroys, and establish the frozen coal cutting model in this foundation, obtains the cutting force, feeding force, tooth spacing according to the smallest energy principle. bring forward a rotary drilling mothod to unload the frozen coal, the broken ability is strong, without frozen depth limits, then obtains this machine working parameters, has combined this method with a grab and determined the plane of vehicle - carried rotary drilling movable coal - unloader
凍煤破壞是拉應力破壞，在此基礎上建立了凍煤的切削模型，根據最小能量原理得到截割力，進給力和截齒間距的計算公式，分析得到截割力與切削厚度成正比，隨著前角的增大而減小;截齒最優截距與截齒尺寸有關且與切屑厚度成正比;進給力隨著截齒前角增大而增大的規律。Clustering analyse is a method of data disposing and include hard clustering, fuzzy clustering and feasibility clustering. the operation speed of hard clustering is higher, but it dissevers the relations of samples. fuzzy clustering overcome it, but there is local best the thesis brings up a improved method to overcome it by combining hard clustering and fuzzy clustering
針對聚類分析中的硬聚類方法、模糊聚類方法和可能性聚類方法，硬聚類方法速度快，但割裂了樣本之間的聯系；模糊聚類克服了這一缺陷，但存在局部最優，為此將硬聚類和模糊相結合，提出一種新的聚類分析方法。Optimal linear combination for segmentation of leukocyte images
白細胞圖像的最優線性組合分割方法Experiments are performed and results show : 1 the popular retrieval models the okapi s bm25 model and the smart s vector space model with length normalization do not perform well for document similarity search ; 2 the proposed model based on texttiling is effective and outperforms other models, including the cosine measure ; 3 the methods for the three components in the proposed model are validated to be appropriately employed
我們通過實驗驗證了以下三點： 1 trec中的常用信息檢索模型不能很好地解決文檔相似搜索2我們提出的基於texttiling技術的模型是有效的，性能優于其他模型3我們提出的模型中所採用的方法是有效的，包括利用texttiling技術進行文本子主題分割，利用餘弦公式來計算文本塊之間的相似度，以及利用最優匹配方法來求解文檔之間的總體相似度。The proposed model takes into account the subtopic structures of documents. it first splits the documents into text segments with texttiling and calculates the similarities for different pairs of text segments in the documents. lastly the overall similarity between the documents is returned by combining the similarities of different pairs of text segments with optimal matching method
該模型首先採用texttiling技術將文檔分割成能代表子主題的文本塊，然後計算兩個文檔中不同文本塊之間的相似度，最後通過圖論中的最優匹配方法綜合文本塊之間的相似度得到兩個文檔之間的總體相似度。This dissertation deals with the content - based image retrieval ( cbir ) theory and technique ; some new features and tools for more concisely and discriminatingly charactering the content of an image are proposed, such as region - based color histogram, grey - primitive co - occurrence matrix, ratio of centripetal moment, ratio of eccentric moment and ratio of inertial moment. a new modified genetic algorithm is also described in this dissertation, which can upgrade the performance of standard genetic algorithm ( sga ) while used in image segmentation
本文以圖像數據庫檢索為主線，討論了基於視覺內容的圖像檢索方法，提出包括基於區域顏色直方圖、灰度?基元共生矩陣及向心矩比、偏心矩比、慣性矩比的特徵描述方式；對遺傳演算法存在的早熟、收斂到最優解慢等問題提出了解決方法，並將改進遺傳演算法應用到圖像分割中，編制了相應程序。Bringing forward an intelligent decision method of image segmentation based on roughset theory to make the system automatically select segmentation algorithm in simple scenes. firstly, it selects some representative segmentation algorithms to make up of an algorithm library, which is used to process kinds of sample images ; secondly, it makes the decision informationtable utilizing diversified numerical features extracted from the sample images and the optimalsegmentation algorithm of each sample image according to segmentation quality evaluationcriterion ; finally, it applies rough set theory on discretization and attribution reduction of
為了使系統在簡單場景下能夠通過自動選取分割演算法來提取目標，提出了一種基於粗糙集理論的圖像分割智能決策方法。首先選取若干具代表性的分割演算法構成演算法庫，並用它們對各種樣本圖像進行分割;然後利用從樣本圖像中提取出來的各種數值特徵，並根據圖像分割質量評價標準評判出各樣本圖像的最優分割演算法，用其構成決策信息表;最後應用粗糙集理論來對決策信息表進行離散化處理和屬性約簡，以生成圖像分割演算法選取的決策規則。The paper changes the discretization problems to exploring the best cutting points based on genetic algorithms for discretizing the set of continuous attributes according to the basic concepts of rough set theory, then removing the redundant cuts and producing small discretizations which maintain the required capability of classification
本文將離散化問題轉化為分割點的尋優問題，綜合考慮多個屬性之間的依賴關系，利用遺傳演算法尋找給定區間數的最優分割點，利用粗糙集理論的基本分類思想，刪除冗餘分割點。Compared with the fixed threshold histogram method used widely, this method can find optimal thresholds to the different complex backgrounds
相對于固定閾值的直方圖檢測方法，該演算法可以針對不同的圖像內容產生相應的最優分割閾值。An application of optimal partition analysis on optimal selection of water quality environmental monitoring points
最優分割分析在水環境監測優化布點中的應用In the paper, based on the characteristics of sediments and the susceptibility, the sporopollen diagram was divided into five palynofloral zones by trying to use the cluster analysis of the ordered samples and the program of c + +
本文嘗試利用有序樣品的聚類分析方法，對孢粉帶進行劃分，並用c + +編寫程序，得到5段最優分割。並結合沉積物特徵、磁化率特徵及孢粉圖式劃分出5個孢粉帶。It learns from the basic thought of hierarchical clustering methods ( hcm ), which groups objects by comparing the sizes of distance or similar coefficients between objects, meanwhile, combines with the optimal split - plot designs ( ospd ) in ordered samples, and synthesizes the intuitive property of hcm and the character of simplicity and the ability in finding out the accurate solution of ospd. with history data, this paper assumes that data from the same group come from the same distribution, and so do the history data
本文汲取了系統聚類法中通過定義距離或相似系數並以其大小將對象進行分類的基本思想，將之與有序樣本情況下的最優分割法相結合，吸收了系統聚類法的直觀性和最優分割法的簡捷性及可以求出精確最優解的良好性質，在存在歷史數據的條件下，假設同類數據來自於同一分佈，歷史數據相應的來自該分佈。Using optimum segmentation for combined samples division
利用最優分割法劃分組合樣的探討The prototype system realized all the above technologies, and the tbs can be converted into stl model by uniform dividing or optimized dividing methods, and two kinds of stl files, i. e. binary file and ascii file can output. in this way, the re / rp systems integration based on tbs model is successfully realized
在原型系統上按照均勻分割和最優分割兩種方法實現了從tbs模型生成stl模型的轉換，並實現了分別按照二進制格式文件和asc格式文件兩種方式輸出stl模型數據；成功地解決了基於tbs建模理論的re系統與rp系統的數據集成問題，為在產品快速開發中綜合利用re rp系統的優勢創造了有利環境。The result is good for high - resolution images, but is inefficient for middle resolution images. developed another new method for selecting optimal segmentation scale : objects max - area method. the graph that shows the relationship of objects max - area and segmentation scale is ladder like increased
該方法能同時確定影像中多種地物類別的最優分割尺度，證明了不同類別有其相應的最優分割尺度，突破了最優尺度選擇曲線只能適用於一個類別的限制，但該方法只適用於高解析度影像信息提取最優尺度的選擇，對于中低解析度的影像效果不甚理想。Two aspects of optimal scale are exploited in object - oriented image analysis. one is the biggest resolution to extract the smallest class ; the other is the optimal segmentation scale for different classes
提出面向對象影像分析中最優尺度的雙重性：一是提取面積最小類別所需的最大解析度，二是不同類別提取的最優分割尺度。Evaluation of profitability, liquidity and security of commercial banks with optimal parting of ordered samples
基於因子分析與有序樣本最優分割的商業銀行盈利性流動性安全性綜合評價Analysis in one image level that has most pure objects will get high classification accuracy. the optimal segmentation scale means in that image level pure object is most and mix object is lest
影像信息提取在純對象佔多數的尺度層提取能保證有較高的分類精度，因此選擇最優分割尺度也就是選擇影像中純對象最多而混合對象數目最少的分割尺度。With the contents of 44 sorts of elements in regional rocks and strata of hebei province as the research object and the optimal partition of ordered geological quantity as the means, the authors divided the chemical strata and determined their boundaries
摘要以河北省區域巖石地層組44種元素含量為對象，以有序地質量最優分割方法為手段，進行化學地層界線劃分。分享友人