dynamic threshold造句
例句與造句
- It is a two - level dynamic threshold method
這是一種雙層動態(tài)閾值法。 - Dynamic threshold secret sharing scheme
動態(tài)門限秘密共享方案 - The common methods are fixed threshold and dynamic threshold decision
常見的有固定閾值判決和動態(tài)閾值判決。 - An optimal projection and dynamic threshold based nearest neighbor search algorithm
基于遺傳算法的模糊多閾值圖像分割方法 - A screen image compression technology based on sub - blocking with dynamic threshold
基于動態(tài)閾值分塊算法的屏幕圖象壓縮技術 - It's difficult to find dynamic threshold in a sentence. 用dynamic threshold造句挺難的
- The dynamic threshold algorithm is based on a fact that measurements at the chosen channels are in different scopes between the different observation objectives ( here as earth surface and cloud )
雙通道動態(tài)閾值法的依據(jù)是，在可見光云圖和紅外云圖上，云和地物的值域是不同的。 - The first step is construct the gaussian model for skin color under ycbcr and get the likely region of face , then skin color segmentation is carry out with the method of dynamic threshold optimizing
在ycbcr色彩空間中建立膚色分布的高斯模型,得到膚色概率似然圖像,在最佳動態(tài)閾值選取算法下完成膚色區(qū)域的分割。 - In this paper , wavelength assignment in wdm optical networks with dynamic traffic is studied and a fair priority based dynamic threshold algorithm for wavelength assignment without wavelength conversion proposed
摘要文章研究了波分復用( wdm )光網絡中動態(tài)業(yè)務下的波長分配問題，在無波長轉換器的條件下，提出了一種加入了公平性考慮的動態(tài)門限算法。 - In allusion to the working characteristics and technical difficulties of 155mb / s burst mode receiver , we have put forward to the quick synchronization of inpouring phase locked loops ( pll ) . for receiving burst signal , we introduce the scheme of dc coupling and dynamic threshold decision
針對155mb s突發(fā)式收發(fā)模塊的工作特點和技術難點，我們提出了注入鎖相環(huán)法的快速同步技術；對于突發(fā)式信號的接收，我們采用了直流耦合和動態(tài)閾值判決的技術方案。 - The values of r subtracted by g of the given citrus , leaves , or branches are very similar , but the values of g subtracted by b or r subtracted by b of citrus are different from that of leaves and branches . a rule for segmenting citrus from background was put forward that the pixel belongs to citrus if the value of r subtracted by b larger than the threshold value ( t ) , which was developed by dynamic threshold segmentation method , otherwise the pixel belongs to background
研究發(fā)現(xiàn)水果、樹葉、樹枝三者間的r與g的對應坐標值基本上分布在45對角線上；樹葉、樹枝的g與b和r與b的對應坐標值分布在或接近于45對角線上，而水果的g與b和r與b的對應坐標值偏離45對角線，分布在45對角線下方，且果實的r - b的平均差值比g - b的平均差值要大。 - Secondly , this paper introduces the detection of static goal especiallyrusing dynamic threshold value to transform the gray level picture into two black - and - white value picture , so that we can separate target from complicated background of the picture ; making and matching the template , in order to orienting the position of the target ; utilizing the law of projection , in order to orienting the center of the cross of the target
其次，本文重點介紹了靜態(tài)目標的檢測。靜態(tài)目標檢測的過程：采用動態(tài)閾值分割，將灰度圖像轉化成黑白二值圖像，把靶標從復雜的圖像背景中分離出來；制作模板，使用模板匹配的方法，定位靶標的位置；利用投影法，定位靶標的十字中心。 - In order to evaluate the eco - economic adaptability of crops production , the concepts and calculative methods of ecological potential capacity and market potential capacity were put forward , the dynamic threshold value system of the indexes for the economic adaptability of different crop - region combinations was established , the calculative method of the single eco - economic adaptability indexes , the comprehensive eco - economic adaptability indexes which reflects the principle of minimum factor and the apparent eco - economic adaptability indexes and the regional comprehensive apparent eco - economic adaptability indexes which reflects practical situation of crops production were built up . 12 representative counties in jiangsu province were selected to analysis , and 77 combinations of eco - economic adaptability indexes , apparent eco - economic adaptability indexes of crop - region and 12 regional comprehensive apparent eco - economic adaptability indexes were obtained
摘要為評價作物生產的生態(tài)經濟適宜性，提出了生態(tài)容量潛勢和市場容量潛勢的概念和計算方法，建立了適用于不同作物地區(qū)組合的、各指標閾值具有動態(tài)性的生態(tài)經濟適宜性評價指標閾值體系，構建了單生態(tài)經濟指標適宜性指數(shù)及反映最小因子定律的綜合生態(tài)經濟適宜性指數(shù)、表現(xiàn)作物生產現(xiàn)狀的表觀生態(tài)經濟適宜性指數(shù)和地區(qū)綜合表觀生態(tài)經濟適宜性指數(shù)的計算方法。 - In the image preprocessing that includes image smoothing and linear gray level transformation , the author brings forward a mended linear gray level transformation based on mean of gray value to enhance the image contrast . in the segmentation the paper presents an arithmetic taking the area of the pointers and construction feature of the water meter into consideration , which can extract the part of pointers in the special space of the water meter , and then binarizes image using a dynamic threshold based on the area of the pointer . the design can enhance the recognition rate for the next step
在預處理中提出了一種基于灰度期望的分段線性變換；對水表的圖像分割，提出基于面積和結構信息的二值化自動分割，包括基于結構和灰度特征的哈夫變換分割法(指針信息區(qū)的提取)和基于指針面積的特征的閾值分割(指針提取) ；針對指針圖像的非均勻光照、背影等干擾，提出基于多特征的分區(qū)模板匹配法對指針的方向進行識別，從而計算出讀數(shù)。 - This thesis explains the necessity of the character recognition technology of the computer at first , describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition , including two value , line segmentation , word segmentation smooth , removing noising , standardization and thinning are discussed two value concretely discusses whole threshold value , some threshold value , dynamic threshold value and utilize space information to carry on threshold , which are several kinds of common method of choosing threshold value , especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology , thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards , according to principle ' s diagram of the on - line character recognition , by analyzing the structure feature of the handwritten numeral , this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device . detail narrated noise removing , stroke characteristic definition and discernment , distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation , off - line handwritten numeral recognition is researched . especially minimum distance classifying device , tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time , believes degree analyses are introduced to integrate a lot of classifying devices ; at the end , the typical application of the handwritten numeral recognition was briefly narrated , its application in extensive data statistics , financial affairs , tax , finance and mail sorting have been explored
二值化時對整體閾值二值化、局部閾值二值化、動態(tài)閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論，特別對利用空間信息進行閾值選取進行了詳細論述；在對通過對基于數(shù)學形態(tài)學的細化的基礎上，討論序貫同倫形態(tài)細化算法和保形的快速形態(tài)細化算法；然后依據(jù)聯(lián)機字符識別原理框圖，分析了手寫數(shù)字的結構特點，提出了基于筆劃特征的任意手寫數(shù)字在線識別技術和基于多級分類器任意手寫數(shù)字在線識別技術，對其中涉及的筆劃識別前的噪聲處理、筆劃間特征量的定義及識別、整字匹配的距離準則進行了詳細敘述；繼而在對手寫數(shù)字的分割的基礎下對脫機手寫數(shù)字識別進行了研究，對基于最小距離分類器字符識別、基于樹分類器的字符識別、基于自適應共振( art )網絡的字符識別分別進行了詳細討論，并引入置信度分析將多個分類器進行了混合集成；最后簡單闡述了手寫數(shù)字識別的典型應用，對其在大規(guī)模數(shù)據(jù)統(tǒng)計、財務、稅務、金融及郵件分揀中的應用進行了探索。 - In this paper , the part of apis based on minutia features includes mainly computing orientation , filtering , binarization , thinning , feature extraction , postprocessing and minutia matching ; the part of apis based on statistical features is composed of reference point location , extracting feature , classification and matching . some new approaches are brought forward : 1 ) in the preprocessing , a new binarization method of fingerprint images based on the orientation and the dynamic threshold is proposed , which has the excellent capability of noise resistance . this method makes fully use of the orientation and the characteristics of grayscale change , gets the binarized images from the primitive fingerprint images directly , instead of the series of processing such as smoothing , enhancement and binarization
本論文對這兩種系統(tǒng)做了深入地研究，從基于細節(jié)點特征的系統(tǒng)中求取指紋方向圖? ?濾波? ?二值化? ?細化? ?特征提取? ?后處理，到基于統(tǒng)計性特征的系統(tǒng)中選取指紋圖像參考點? ?提取統(tǒng)計性特征? ?分類? ?匹配等環(huán)節(jié)，都一一進行了討論，并提出了一些新方法： 1 )在基于細節(jié)點特征系統(tǒng)的預處理部分，本論文提出一種新的基于方向圖具有動態(tài)閾值的指紋圖像二值化方法，這種算法能夠在保持特征點不丟失的基礎上一次性完成一般指紋圖像處理中的無效塊分割、增強、濾波、二值化的過程。
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