1.DIGITAL IMAGE FUNDAMENTALS
1)________________is used to generate a 2_D image.
ans)Image acquisition
2)The homomorphic filters are used to support______________technique.
ans)Image enhancement
3)digitizing the coordinate values is known as ______________
ans)sampling
4)Two pixels p&q with values from s are said to be 8 connected if ‘q’ is in the set____________
ans)N8(P)
5)_________________Operation perform well but are not predictable.
ans)non_linear
6)The Euclidean distance between pixel p&q is De(p,q)=___________
ans)
7)_______________processing has a wide range of applications.
ans)Digital image
8)______________________operations are performed directly on each pixel of an image.
ans)spatial
9)The array product of =_______________________
ans)
10)Vector and matrix operations are normally employed in _____________-processing
ans)Multispectral image
11)which among the following are applications of digital image processing( d )
a)military applications b)information technology
c)remote sensing d)all of above
12)Digital image performs ______________&_____________operations( b )
a)logical&addition b)arithmetic&logical
c)addition&subtraction d)division&multiplication
13)The concept of digitizing the amplitude value is known as________________(b )
a)sampling b)quantization
c)probabilistic methods d)spatial
14)an image may be defind as a 2_D function.it is a___________________
Ans) group of pixels.
15)________________ is a process of highlighting certain features of an image.
Ans)image enhanceme
16)digitizing the coordinate values are called as ___________
Ans)sampling
17)digitizing the amplitude values are called as ____________
Ans)quatization
18)Two pixels having same amplitude values is called as ____________
Ans)connectivity
19)To converting continuous image into digital imageis the purpose of__________________
Ans)sampling and quantization
20)_______________are the applications of dip?
ans)Remote sensing,biomedical,information technology etc.
2.Imaage transforms
1)The variables U&V represent transform and____________variables.
ans)Frequency
2)The_________________ transforms kernels are separable and also symmetric.
ans)Walsh
3)The matrix which consist of square array of plus and minus one’s rows and columns is said to be_____________________matrix.
ans)hadamard
4)The _________________ transform is very fast,real,orthogonal.
ans)harr
5)The______________transform possess good energy compaction property
Ans)slant
6)The KL transform relies on ________________input data.
ans)second order
7)The KL Transform is used for________________process
ans)object recognition
8)The convolution of two functions f(x)andg(x)is denoted by_______________
ans)f(x)*g(x)
9)The application of image transform include( b )
a)waveform b)signal
c)filtering d)energy
10)The DCT transformation kernels are ( a )
a)seperable b)real
c)orthogonal d)identical
11)Hadamard transform depends on_________________matrix.
ans)hadamard
12)Image transforms are used in _________________&__________________.
ans)image processing&image analysis
13)what is the purpose of transform?
ans)To converting from one domain to another domain.
14)The convolution in time domain is equal to ______________________in frequency domain.
ans)multiplication
15)The properties of 2_D DFT are__________________
ans)seperable,correlation,convolution,rotation properties.
16)KL transforms is stands for______________________
ans)Karhunen_Loeve transform
17)Transform types are_______________
ans)walsh,slant,haar,cosine,kl.
18)Image is a combination of_________________________&______________________________ components.
ans)illumination&reflectance
19DFT means_________________
ans)Discreate cosine transform
20)The tool which allows to move from time domain to frequency domain is_______________________.
ans)Transform
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