数字图像处理简答题及答?- 百度文库 ر

33. һάг̱һصԣ жͼɨ裬ȻɨĽ

ûпǵijַ֮ ȿ֮ˮƽ

б롣һάгֻ̱֮ԣ ԣάг̱ǰһɨ·߽ɨ裬 ԣֿشֱԡ

34. άг̱ͼĶάϢǿԣ ͼһɨ·߽ɨ

еص㣬õڵĹϵһάг̱ķȿ ֮ˮƽԣ ֿشֱԡ ֮ԣûпǵijַ֮ԣ

һάгֻ̱

35. һάг̱һصԣ жͼɨ裬ȻɨĽ

ûпǵijַ֮

б롣һάгֻ̱֮ԣ ԡ

άг̱ͼĶάϢǿԣ

ͼһɨ·߽ɨ

еص㣬õڵĹϵһάг̱ķȿ ֮ˮƽԣֿشֱԡ

36. ѹ㷨ܶ࣬ г̱롢ȡÿֲͬѹ뷽и ͬص㡣г̱óԶظֵб룻 ЧؽƵʸߡ Ͳͬݽб롣 Դﵽߵѹʣǻѹ˼롣

ͬı뷽ʽĽһ

37. ԭʼɨռռΪ 22*8=176bits

г̱Ľǣ4a3b2c1d5e7f ,ռ6 3+8=66bi tsѹΪ176:66 Hufman г̱ϣ 41030012000110000511701 ռ 3+2+3+3+3+4+3+4+3+2+3+2=35 bits ѹΪ176 35.ѹߡ

38. ͼͼ񿴳Сͬ״һµɡͼ öάʾȻͼͨѧϵͳɵϵͳתΪģͼ

ͼźţģ /תADCõԭʼͼźšͼ ɢҪ衣ڿռ佫̳Ϊɢ ֵǻҶȻɫʣĹ̳Ϊ

һͼķ

39. ͼѧģⷽʽȾص㣺 1 ?źŴеص㡣 Ըߡ

2 ?ͼͼǹ˹۲۵ģҲΪӾԤ 3 ?ͼ 4 ?ͼۺǿ

40. ͼǽ͹ľлȡתΪͼ񡢽ǿ任 롢ָؽѹָȴһͼתΪһµ ͼ

ӭ

13

1 ȸߡ2 ܺá3

41. ͼͼϵͳӦüר豸ͼϢд ϢϵͳͼϵͳͼӲͼ

ͼӲҪͼ

豸ͼ㴦豸΢ ͼ洢ͼ豸ɡϵͳ ϵͳӦȡ

42. ĿǰͼϵͳΪ ӿڡ

Vi su al C+ + ӻɹߣ

MATLABͼ䣨Image Processing Tool boxֿ߸໥

Microsoft˾VC++һ־и߶ۺܵӻɹߣ Win 3 2ٶȿ졢ֲǿŵ㡣 MFCԴ󲿷ûйص

VC++ṩMier osoft

Wi n 32Ӧóӿ API˷װ˴

VC++ 6. 0ṩĶ̬ӿ

ĿԣӦó򿪷ڣ˿ɱͼʽҸӣ Ϊ˼ԱҪضͼ㷨ϣ

ImageLoad. dl l֧BMPJPGTIFȳ6ָʽĶдܡ

MATLABͼ MATLABMathWo rks˾Ƴֵ ߣһֵĴԣ൱ǿľͲܣ ɴ󲿷ͼ

ӶʡдͲ㷨ʱ䣬

ʹǰ

ѷӵij롣MATLABͼṩ˷ḻͼЩ еظͶMATLABͼ亭ڹʵоͼֶκ 㷨ͼξͼıʾͼ任ά˲ͼǿIJֽԵ ⡢ֵͼСμΡͼûȡǣ

֮ͼʵӦáȣǿĹֻڰװ ĻʹͼеĺԱ ͷʽִд룬ִٶȺ

MATLABҲڲ

MATL ABϵͳ

mļʵ֡Σ MATLABʹн

C API֧

MATLABó㣬ѭͼ

Ĵ C++ԡΪˣͨӦóӿ APIͱ߼ C++Javaȣϱ̽ᷢӸֳ֮Эͬͼ MATLABⲿĽ ԵӦóʹ MATLAB

MATL ABij򣬴Ӷʹ

43. ͼӦǿֱӹûʹõƷûʹùֻܳҪ˽

ӭ

14

IJͿͼ Դ󲿷û˵ƷͼӦ

ûб̣㣬ȫѾһõ㷺Ӧáͼ Ӧ¼֣

1 . PHOTOSHOPһͼߣԽƷ ĪPHOT OSHOPѳΪͼרҵ׼߰汾 O SHOPֶ֧ͼĹʽֻ

PHOTOSH 0Pֶ֧

20ͼʽTWAINӿڣһɨǡͼ豸ɼͼ PHOT

PHOT OSHOPɫʹͼ㹦

PHOT OSHOPԷض

Ժܷر༭޸ͼʹƽƳ⡣

ͼиƽ洦Ƽ򵥵ļͼΡֽӹͼʽɫ ģʽתıͼijߴͷֱʡҳͼȡ

2 . CorelDRAW һֻʸͼǿͼͼλͼʽͼ ɵģԣʸʽͼԼΡ

ɫʲͼ ɫ

λͼʽͼڱ

ΪɼòͬļֶοûҪ

ɫȻϴ󣻶ʸʽͼǿڱɫͼС

ֲͬ͵ͼַʽ յ벻Ч Core IDraw еͼΪصԡ

ǿĻʸͼ

ԷƬؿǩͼ桢桢Ʒ 3 . ACDSee١ܵĿͼĿǰʢͼƬܹ㷺Ӧ ͼƬĻȡŻ֧ ƵļΪÿһĿ¼һᡣ ƬбݵIJҡ֯Ԥ

44. ͼӦü͸ѧо̼ĸ򡣽ʦ Էѧ 6Ŀ⣬ͨĶοסԴֶдͼ ҪӦõĶģŽᡣ 1 ?ͺռӦ 2 ?ҽѧ̷Ӧ 3 .ͨŹ̷Ӧ

4 ?ҵԶͻӾӦ 5 .º͹Ӧ 6 ?ַӦ

45. ʱһάҶ任һάҶ任ʵ֡ʵֵķ ͼʾ

BMPGIFJPGTGATIFȳ50ֳ

GIF,Mpeg֮ೣõ

ACDSeeԴɨǸЧȡͼ

ͼļʽͼƬٶȼ죬ֱӲ鿴

ACDSeeǵӦֵͼƬ༭ߣɴ

Ӱӵȥۡͼ񻯡Чعתȹܣܽ

ӭ 15

(0,0|

I (0,0)

y (0.()

F(X,V)l r

F(x,y) t

M-1

F(u.v)

M-ll

M-1

б任

46.

ȡͼѹ ״ȷ档 47. MATLAB£ A=imread('rice.tif ); imshow(A); A2=fft2(A);

һά

任ʹͼҪзֲڵ

ƵʳɷϣԵϢӳڸ Ƶʳɷϡ任㷺Ӧͼǿ ͼָ

A2=fftshift(A2 ); figure,imshow(log(a b s(A 2 )+1),[0 10 ]); 48. MATLAB£ RGB = im read('pout512.bmp'); I = r g b2gray(R GB); J = dct2(I);

J(1:512,256: 512) = 0; J(256:5 12,1: 256)= 0 ; K = idct 2(J);

i mshow(I), figure, im show(K,[ 0

255])

1 - 1ɵ

49. (Hadamard)任ֶʲ(Wal sh )任ı任˶ Dzͬĵطڱ任дͬ йģֶʲ任С

任ÿеû

50. Сźŵķ޵ġ븵Ҷ任ĻǺָźţ ͬģҶ任ĻӸǵȷ񵴵ġ

51. С任ӵı仯ʹÿڲͬ߶Ϲ۲źţֳƵ΢ ʵС任Ӧ

Mall atĿ㷨

52. Ҷ任ʹʱźűƵźţӴҶ任ʹʱźűʱ ƵźţǴǹ̶ģС任ͬƵźţʱƵĴDZ仯ġ 53. MATLAB£

ӭ 16