vector n. 1.【數(shù)學(xué)】向量,矢量,動(dòng)徑。 2.【航空】飛機(jī)航線;航向指示。 3.【天文學(xué)】幅,矢徑。 4.【生物學(xué)】帶菌者[體],傳病媒介。 vt. 【航空】(對(duì)飛行中的飛機(jī))指示航向。 vi. 【航空】電(磁)波導(dǎo)航。
On the basis of the discussion of technologies and algorithms , the paper finally realizes a raster to vector conversion software r2vp , capable of accomplishing the whole process of raster to vector conversion , which provides a basis for the later research 在技術(shù)以及算法討論的基礎(chǔ)上,本文最終實(shí)現(xiàn)了一個(gè)光柵圖形矢量化軟件r2vp ,能夠完成從掃描圖像的二值化處理直到最后的矢量化輸出的過程,為后續(xù)的深入探索打下了基礎(chǔ)。
Raster to vector conversion refers to scanning the paper - based engineering drawings into computer by using the technologies of computer graphics , computer image processing , pattern recognition , etc , and then transferring them into the vector files which can be used by cad software 光柵圖形矢量化技術(shù)就是利用計(jì)算機(jī)圖形學(xué)、計(jì)算機(jī)圖像處理、模式識(shí)別等技術(shù),將原有的紙質(zhì)工程圖紙,通過掃描輸入計(jì)算機(jī),識(shí)別成計(jì)算機(jī)輔助設(shè)計(jì)軟件可以利用的矢量格式文件。
Concentrating on the technology of raster to vector conversion , the paper begins with an analysis of the process of raster to vector conversion , followed by the analysis , comparison , and realization of the algorithms in all stages of raster to vector conversion , including scanning , image binarizing , noise - reducing , separation of text from graphics , line vectoring , arc vectoring , as well as an improvement of several algorithms 本文對(duì)光柵圖形矢量化技術(shù)進(jìn)行了探討,首先分析了光柵圖形矢量化的過程,然后分別對(duì)工程圖紙的掃描輸入、二值化、噪聲消除、圖文分離、直線矢量化、圓矢量化等各個(gè)階段的算法進(jìn)行了分析、比較和實(shí)現(xiàn),并對(duì)部分算法進(jìn)行了改進(jìn)。