直方圖法 的英文怎麼說
中文拼音 [zhífāngtúfǎ]
直方圖法
英文
histogram method- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
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In the technique of pre - processing on night vision images, such algorithms as image registration, non - uniformity correction, image enhancement are mainly studied and realized. an innovatory algorithm of full - scale non - uniformity correction on ir images is presented and an arithmetical progression histogram equalization algorithm in the enhancement of image is validated and developed in this dissertation
在夜視圖像預處理技術方面,主要研究實現了圖像配準、非均勻校正、圖像增強等演算法,並創新性地提出了紅外圖像基於全局的非均勻校正演算法,驗證並發展了等差數列直方圖均衡圖像增強方法。Gradient and color histogram fusing based head - tracking
基於梯度和顏色直方圖相融合方法的人臉跟蹤Third, this dissertation analyzes the complicacy of result size estimation problem for xml structure based query optimization compared to its counterpart in traditionally relational database, and proposes a full - featured result size estimation algorithm for xml query, sxm. for simple path expression query, this dissertation proposes a dynamic synopsis model for xml data based on the concept of f - stable and b - stable, xmap. for complicated path expression query, this dissertation adopts an improved bifocal sampling method for result size estimation
第三,分析了xml結構化查詢優化中的查詢代價估計問題與傳統關系型數據庫中的查詢代價估計問題的區別,提出了一套完整的xml結構化查詢代價估計體系sxm ,包括對簡單路徑表達進行查詢代價估計的動態xml數據統計模型xmap ,對復雜路徑表達進行查詢代價估計的雙焦點例舉法,以及對值匹配條件進行查詢代價估計的基於小波的多維直方圖方法,並能將多種查詢表達的查詢代價估計結果結合在一起,以給出一個完整的xpath查詢的代價估計。The document image segmentation is very useful for printing, faxing and such data processing. in this paper, an algorithm is developed for segmenting and classifying document image. feature used for classification is based on the histogram distribution pattern of different image classes
通過對文檔圖像中不同數據類型直方圖差異的研究,首次提出了一種利用小波域子圖像來增強原始文檔圖像,從而對文檔圖像進行有效分割的演算法。In this diploma thesis, the statistic and structural characteristic of musical score image is analyzed and synthesized by relevant technology of image project, pattern recognition, mathematical morphology, software engineering, music knowledge, midi and so on. the concept of direction number has been defined, and then the mathematical morphology theory is used to process musical score image and recognize musical information. specialized direction number algorithms are firstly used to preprocess a musical score image and then recognize stafflines, barlines, pitch, note values, clef, etc. finally the musical information of the musical score image is automatically stored in the midi format
本文利用圖像處理、模式識別、數學形態學、音樂知識庫與midi等相關技術,分析與綜合數字樂譜圖像的統計與結構特徵,提出了方向數等概念,對樂譜圖像進行處理,利用直方圖技術與方向數演算法識別譜線、小節線、符乾等樂譜的主要框架,然後用數學形態學理論識別音高與時值,最後根據這些音樂信息,組合成音樂樂譜信息,並自動轉化成midi格式。The multi - projection histograms are proposed to segment the code in the line and row, and it also solves interference and conglutination problems, achieves accurate location of the number
運用多投影直方圖分割法對鋼材區的編號進行行、列分割,並解決了干擾、字元粘連等問題,實現了編號的精確定位分割。A method of histogram incomplete equalization
一種直方圖不完全均衡化方法Video classification method based on histogram difference
基於直方圖差分的視頻分類方法Abstract : this paper is mainly about an analog saw - tooth signal generator used for linear histogram test of adcs
摘要:主要內容是基於線性直方圖法測量模?數轉換器性能的片上模擬鋸齒波發生器的實現方法。Reference to mpeg - 7 standards, mainly researches feature extracting schemes of video visual information. it includes histogram refinement in rgb color space, histogram in hsv color space, color coherence vectors algorithm and homogeneous texture descriptor extraction algorithm
論文中主要研究的視覺特徵提取方法有: rgb顏色空間的改進直方圖法、 hsv顏色空間的直方圖統計、顏色相關向量法和提取同類紋理描述符演算法。4. the improved pixel lateral histogram algorithm was used to extract the centre of crop row. the infield adaptability of the pixel lateral histogram algorithm was enhanced by subsection computation of pixel lateral histogram
根據條播作物行距基本恆定、作物成行排列的位置特徵,利用改進的象素位置直方圖法識別作物中心行,通過分段統計象素位置直方圖,有效地提高了演算法的田間適應度。A method of distance vector histogram based on expand grids is proposed to resolve the path planning problem in the paper
本文提出了基於膨脹柵格的距離向量直方圖法,用來解決移動機器人的路徑規劃問題。Then the gray image is transformed into a binary image through a one - by - one - point section - threshold binary algorithm. after that, a postprocessing is implemented on the given binary image. in the part of thinning algorithm, an improved thinning algorithm derived from the opta is introduced in, for the purpose of producing high quality skeleton of fingerprints, on which the more accurate fingerprint feature location and type are based
採用離散方向法來求取指紋的點方向圖,進而用直方圖法結合動態分塊得到指紋的塊方向圖;再對指紋圖像進行方向法濾波;然後使用逐點局部閾值法,對指紋圖像進行二值化處理;二值化后對二值圖進行后處理;細化演算法採用基於opta的改進細化演算法,可以獲得高質量的指紋骨架。Conventional algorithms are mainly based on histogram including cumulative difference histogram ( cdif ) and sequential difference histogram ( sdif )
現有的重頻分選演算法有累積差值直方圖法( cdif )和序列差值直方圖法( sdif ) 。The thresholding of betterment gray scale histogram is a method that improve on the traditional thresholding of gray scale histogram, which result is very well
其中改進的灰度直方圖法就是在傳統的灰度直方圖法基礎上改進的演算法,效果較好。Algorithms on fingerprint preprocessing are first studied in unit 3. point direction image is acquired by using discrete direction method. then block direction image is acquired
採用離散方向法來求取指紋的點方向圖,進而用直方圖法得到指紋的塊方向圖。It is known that if there is defection on the glass - shell, it must be identified exactly. in order to extract the defect, some image segmentation methods are studied, such as differential histogram method, otsu method, and histogram method
為了將氣泡及劃痕等缺陷從圖象中分割出來,本文研究了玻殼圖象的分割方法,包括微分直方圖法、 otsu法、直方圖法,最終選用微分直方圖法來分割圖象。Detailed introducing image enhancement, edge detection, thresholding, thinning etc. and many arithmetic such as median filter, sobel arithmetic operator, betterment gray scale histogram etc. applied or betterment applied it to the graduating project
圖像增強、邊緣檢測、圖像二值化、圖像細化等,演算法如中值濾波、邊緣檢測運算元,改進的灰度直方圖法、骨架抽取做了重要探討,並應用或改進應用於本人的設計中。The system adds the image recognition function on warning signal lights except the traditional video monitoring, remote control and collecting alert signals function etc. the methods for alert signal recognition include gray histogram arithmetic, pattern matching method and hsi system. the gray histogram arithmetic is the best method for this system
除了實現傳統視頻監控系統所具有的監視、遠程控制、告警信號採集等功能外,增加了基於顏色特徵的告警信號燈圖像識別功能。確定了三種可用於基於顏色特徵的告警信號燈識別的方法:灰度直方圖法,模板匹配法和hsi系統法。( 2 ) the three numeric methods, including formula method, histogram method and feature vector method, of calcucation invariant probability distribution for chaotic map is derived, and their characteristics are discussed each other, these results of the computer simulation are in agreement with those of theoretic analysis. ( 3 ) the principles and methods of chaotic communication are reviewed and commented systematically. first, several main chaotic synchronization methods are discussed, then the methods and ways of chaotic communication are explored, including analogue chaotic communication, digital chaotic communication and direct chaotic communication. this is the article basis, and it startes from follow - up case study
所做的工作總結如下: ( 1 )綜述了混沌現象及其理論的相關問題並對碼分多址通信系統的擴頻地址編碼與混沌序列、混沌同步與系統保密性等問題作了討論; ( 2 )研究了計算混沌映射不變分佈的三種數值方法,即:公式法、直方圖法以及特徵向量法,並比較了各自的優缺點,計算機模擬結果與理論分析結果相符。分享友人