英文原文 . in of of An be as a f(x, y), x y of f at of x, y) is or of at x, y, of f we a of to by of a a is of a of of a to as is to of a is of so it is in to of M to on by to a of is no as a is by as a in of a We to be a of of an a be an On as is to to to on is a of is to I is in of in of of is in no in at to at is to of in as to A is by on as an or of to to a of A is by of of an of as in at of on we a of is of of or in an we in in up to of As a to of of of an of in a in of we in of of be as in of on of by As as we is in a of of of of so of is in to of of to a of of is to to so in is of in of in by In we in in on M - in of be as of or be of as a of in a at of a or of of is a If to we in at to at to of M to is be as as an is in as is of is to is or to of in an A of is we of an it It is to in is a of is an of an is is in to be on or of on is on a “is an in of in of It a of in in a is in as of in an in of In is in in as an or be is in of by is to of in of as in in of in a to an or In is of in A a of to be On or In is to of a is of a of or in In to a is be is be as a or as a is is on as is is on as or In a is of a A be so of in of or of is a “ to an on As we of of of So we or a is an in of a be as as of an of is to be to be in be as an of in a or an of a in In to of is by of as to 2. is a in in of to to at in a at or in on is by in of at by or of by a by by of at a or in of A be a of a of In a as be by a be a of of a on an a be on of To is a us of in we be an th th 5 7 6 4 152 148 149 If th th if it be as to be an in is in to a on be us to be an is a is of be a in be of be by a of a as of a of of in a in to of or of a as be in on As a to a is in of of As on of in of in x- we a of is to a to or at an be be to to a or in If is to in be of is by be by an On a be by to 5 of in A to of is by to We by to of an we a we of by an we We to be in us to a of an we in is as an we of of of in in of in in We to a to be as a in to be at we of to a or id to a we a in an as as an if is a of is by an is if is in to of A in is to An if we to is to in an as of of an in is as It is to do in in an us a to in an 中文譯文 數(shù)字圖像處理與邊緣檢測 數(shù)字圖像處理方法的研究源于兩個主要應(yīng)用領(lǐng)域：其一是為了便于人們分析而對圖像信息進(jìn)行改進(jìn)：其二是為使機器自動理解而對圖像數(shù)據(jù)進(jìn)行存儲、傳輸及顯示。 一幅圖像可定義為一個二維函數(shù) ( , )f x y ，這里 x和 在任何一對空間坐標(biāo) ( , )的幅值 f 稱為該點圖像的強度或灰度。當(dāng) ,散的數(shù)值時，稱該圖像為數(shù)字圖像。數(shù)字圖像