Image processing is the procedure of extraction of critical information from the signal
True
FalseCorrect
Image restoration is focused on towards modeling the degradation and implementing the inverse process in order to reconstruct an original image
TrueCorrect
False
Imagecompression is used to separate an image into constituent parts based on someimage attributes
True
FalseCorrect
Images captured by means of an acquisition process does not possess exactly the same information as original object, as image incurred some degradation in acquisition process
TrueCorrect
False
Impartial process is also known as ______
Image Degradation
Image Transmission
Image Enhancement
Image RestorationCorrect
In Canny edge detector, sigma is an aperture parameter for the Sobel operator having the default value equal to 3
TrueCorrect
False
In frequency domain filtering, the operation of the image is completed by convolving the original image with a filtering mask
True
FalseCorrect
In histogram stretching, the main idea is to level all values of the histogram so that the entire gray level range from 0 to L - 1 is covered
True
FalseCorrect
In Ideal Low-Pass Filter, the strength of the filter can be determined by computing the percentage of the total power contained inside the circle of the radius of D0 centered at the origin of the frequency plane
TrueCorrect
False
In identity conversion, the processed pixel must have the same gray level as to the original pixel
TrueCorrect
False
In Low-Pass Frequency Domain Filter, boundaries and edges are substituted with smooth transitions
TrueCorrect
False
In Miss procedure, the structuring element is moved across every pixel in the original image to give a new pixel value for the processed image
True
FalseCorrect
In NTSC color space system, a color image has three components: luminance (Y), hue (I), and saturation (Q)
TrueCorrect
False
In the application of image template matching, two areas of an institute are acquired and one image is generated showing details from both images
True
FalseCorrect
In the CMYKcolor image, any pixel has a combination of three colors (red, green, and blue)
True
FalseCorrect
In the conversion of an RGB images into other spaces, the inbuilt functions are available for conversion of a color image into any spaces and vice versa
TrueCorrect
False
In the electrical system, current and voltage are represented as signals and called electrical signals
TrueCorrect
False
In thresholding, if the value of threshold is constant it is known global thresholding
TrueCorrect
False
In what year does the Roberts edge detector proposed and implemented?
1964
1965
1960
1963Correct
In-built high-level programming in Scilab is interpreted automatically
TrueCorrect
False
Inbuilt function RGB special is used to define any image filter with a specific value
True
FalseCorrect
Is an exceptional compressing function and is therefore in log conversion
Log operatorCorrect
Log file
Log machinist
Log operative
Is there a command to record all commands that you type and save them to a file so thatyou can see them later?
Type help log
Type help diaryCorrect
Type help record
Type help history
It also allows us to isolate and process image "frequencies", and to perform low-pass and high-pass filtering with a higher degree of precision
Fourier transformCorrect
Periodic function
Spatial domain filtering
Image enhancement
It appears in an image during its attainment using electrical or electromechanical tools
image noise
periodic noiseCorrect
estimation of noise
approximate noise
It can be characterized as the integral of sines/cosines multiplied by the weighing function
Periodic function
Non-periodic functionCorrect
Spatial domain filtering
Image enhancement
It can be detected in a horizontal, vertical, +45°, and -45°direction
images
objects
dots
linesCorrect
It defines various image processing procedures which deals with the shape of features in an image
dimensional image processing
structural image processing
compounded image processing
It defines various image processing procedures which deals with the shape of features in an imageCorrect
It demonstrates that the low-frequency components lie in the center of the image and high-frequency components lie on the external of the image
frequency componentsCorrect
internal frequency
frequency filter
frequency domain
It enables us to make tasks which would be terrible to perform any other way and its efficiency enables us to perform other tasks more quickly
Frequency component
Frequency filter
Fourier transformCorrect
Frequency domain
It identifies edges of images utilizing a Gaussian filter predefined having a standard deviation value
Prewitt edge detector
Roberts edge detector
Canny edge detectorCorrect
Sobel edge detector
It is a special case of Erlang/gamma noise with b = 1
salt and pepper noise
exponential noiseCorrect
gaussian noise
uniform noise
It is a transfer function that lacks an abrupt discontinuity and unambiguous cut-off between the passing and filtered frequencies This is called __________
Butterworth HPFCorrect
Ideal High-Pass Filter
Ideal Low-Pass Filter
Butterworth LPF
It is an essential step for structural representation of the pattern shape
TrueCorrect
False
It is broadly castoff for copyright protection on multimedia data like digital images, videos, and audio signals against unauthorized distribution via the web
copyright
digital signature
digital watermarkingCorrect
watermarking
It is defined by a data class of uint8 or uint16
mosaic image
RGB image
pixel image
color imageCorrect
It is estimated by some researcher that having it in an independent spatial coordinates function would have no relevance at all to an image
noiseCorrect
dots
frequency
image
It is linear and it is invariant which can be modeled as convolution
degradation values
degradation parameter
degradation syntax
degradation functionCorrect
It is obtained along with the forward two-dimensional discrete Fourier transform (2D-DFT) of the end result
F(u', v)
F(-u, -v)
F(u, v')
F(u, v)Correct
It is possible to obtain a perfectly flat histogram because the discrete domain is not an approximation of the continuous domain
True
FalseCorrect
It is required when any image is transmitted through a communication channel due to the band limitation of channels
digital application
image application
image processing
image compressionCorrect
It is the process by which critical information are extracted from within the signal This is called __________
Statistical Signal Processing
Signal ProcessingCorrect
Speech Signal Processing
Biometrical Signal Processing
It is the process of embedding the owner's or user's secret information to cover data
copyright
digital signature
watermarkingCorrect
digital watermarking
It is used to design and implement JPEG 2000 standard
embedding process
discrete cosine transform (DCT)
extraction process
discrete wavelet transform (DWT)Correct
It is used to separate an image into constituent parts based on some image attributes This is called ________
Thresholding
Image SegmentationCorrect
SCILAB
Point Detection
It is where pixels in the chosen range are allotted a high value while the other pixels are not altered
Gray Level Slicing with BackgroundCorrect
Bit Plane slicing
Gray Level Slicing without Background
Gray Level Slicing
It is widely used for copyright protection of multimedia data such as digital images, videos, and audio signals against unauthenticated distribution over the internet
copyright
watermarking
digital watermarkingCorrect
digital signature
It is widely used in industry to find defects in products, for packing products, and for identification of objects
image processingCorrect
image compression
image application
digital application
It is within thistype of color space where the luminance component of an image is represented by the component Y, and color information is represented by the two components Cb and Cr
NTSC color space
HSV color space
CMY color space
YCbCr color spaceCorrect
It means rotating a component around the boundaries
Rotate
Scale
Translation
ShiftingCorrect
It offers the arithmetical performance of noise intensity
noise restoration descriptor
dimensional noise descriptor
spatial noise descriptorCorrect
noise enhancement descriptor
It refers to a specific signal if for each value of the said signal is defined
Aperiodic signal
Discrete signal
Deterministic signalCorrect
Continuous signal
It refers to a type of descriptor that sends the statistical behavior of a certain noise intensity
noise restoration descriptor
noise enhancement descriptor
spatial noise descriptorCorrect
dimensional noise descriptor
It refers to edges that are recognized utilizing first-and second-order subsidiaries or derivatives
image edgesCorrect
object edges
blur edges
vector edges
It refers to pixels of object whose neighbor pixels have at least a value of 0 bits
endpoint pixel
borderline pixelCorrect
dotted pixel
marginal line pixel
It refers to processing the image in the Fourier domain
Fourier transdorm
Periodic function
Spatial domain filtering
Image enhancementCorrect
It refers to the cut-off frequency in an ideal LPF which determines non-negative distance
DoCorrect
H(u, v)
D(u, v)
It refers to the distance of the frequency component starting from the origin of the frequency plane in the filter function of an ideal LPF
H(u, v)
D(u, v)Correct
Do
It refers to the inversion of the gray level, such as the black value pixel in the original image will now become the white value pixel in the processed image and/or vice versa
Identity conversion
Log conversion
Image negative conversionCorrect
Gray level conversion
It refers to the magnitude response in the polar depiction of function
|F(u', v')|
F(u, v)
|F(-u, -v)|
|F(u, v)|Correct
It refers to the phase response in the polar depiction of function
ϕ(-u, v)
ϕ(u, v)Correct
ϕ(u, -v)
ϕ(u', v')
It refers to the seventh bit having the highest value if the gray value of each pixel of the image is characterized by 8-bit
Least significant bit
Most significant bitCorrect
Lowest significant bit
Highest significant bit
It refers to the smallest item of information from within an image This is called _______
Digital Image
PixelCorrect
Vector Image
Picture
It refers to the structuring element which is situated within its origin at (x, y)
corrosion
dimension
erosion
dilationCorrect
It suppresses echoing of intermediate results in Scilab
Semicolon (;)Correct
F2
Enter key
Colon (
It was discovered during the seventeenth century and has become a critical tool for modern science and technology
Digital Signal ProcessingCorrect
Aperiodic Signal Processing
Deterministic Signal Processing
Discreet Signal Processing
Its full tool box are automatically installed when the software itself is installed
Scilab
Visual Studio
MatlabCorrect
Linux
Its main objective is to descend features of the original image from its degraded version while having some information of degradation function and noise parameter
image enhancement procedures
deconvolution process
image restoration processCorrect
convolution process
Its transfer function does not have a sharp discontinuity and obvious cut-off between the past frequency and filtered frequency
ideal LPF
butterworth LPFCorrect
ideal HPF
butterworth HPF
Log conversion is utilized to compress the high pixel values so that the utilizer can see the image clearly
TrueCorrect
False
Maps a slim range of dark input values into a larger range of output values or vice versa
Log conversion
Identity conversion
Image negative conversion
Power low conversionCorrect
Mean filtering is a process where a degraded pixel from an image are decreased at a time to progress such restoration algorithm for any possible degraded pixel and merges the result of each process
True
FalseCorrect
Median filter is very useful for removal of unipolar noise (salt or pepper) and bipolar noise (salt and pepper)
TrueCorrect
False
Min filter is intended to remove pepper noise from a noisy picture and find bright spots within it
True
FalseCorrect
Noises with parched values causing positive impulses being a white dot and negative impulses being a black dot