2D transform offers a dominant alternative to linear spatial filtering

**True**Correct- False

A color space that is used mainly in applications related to video

- CMY color space
- NTSC color space
- HSV color space
**YCbCr color space**Correct

A color space type wherein image's luminance component are specified by component Y and its color information was specified by the combined Cb and Cr component

- HSV color space
**YCbCr color space**Correct- CMY color space
- NTSC color space

A component for restructuring which can fix intrusions within white objects and it can also remove extrusions within dark objects

- dimension
- corrosion
**erosion**Correct- dilation

A data carries information about physical system setup or some of the features of a system

**True**Correct- False

A detection in an image which is also carried out using Laplacian masks

- line edges
**line detection**Correct- line corrosion
- line structure

A fast rate of change of intensity in a direction given by the angle of the gradient vector is observed in edge pixels

**True**Correct- False

A filter that eliminates a value of pixel with the use of the median value from its neighboring pixel

- mid-point filter
- order statistics filter
**media filter**Correct- min filter

A filter that wipes out Gaussian noise and uniform noise from the noisy image

- mid-point filter
**media filter**Correct- max filter
- adaptive filter

A filter type that applies a combined technique of the average filter and order statistics filter

- medial filter
- order statistics filter
- min filter
**mid-point filter**Correct

A form of Fourier transform that is utilized to convert a digital image into its frequency domain

- High-Pass filter
- Low-Pass filter
- Fourier Transform
**Discrete Fourier Transform**Correct

A function type that is defined by the total sum of diverse frequency's sine or cosine function and multiplied by other coefficient

- Spatial domain filtering
- Non-periodic function
- Image enhancement
**Periodic function**Correct

A functional element of a finite number of elements, each one of which had a particular location and value

- Discrete signal
**Digital image**Correct- Analog signal
- Deterministic signal

A group of color pixels with size of M x N x 3, where each color pixel is a triple combination of the red, green, and blue color of a color image

- mosaic image
- pixel image
**color image**Correct- RGB image

A kind of image filter that makes another gray level value using a linear operation

- Image filter
- Order Statistics filter
**Linear filter**Correct- High Pass filter

A mandatory process that takes place when an image is passed along a communication channel due to the bandwidth limitation

- image application
**image compression**Correct- digital application
- image processing

A masking that generates precise sharp transitions on the output image having high emphasis compare from its original image

**Unsharp masking**Correct- Blur masking
- Edges masking
- Filter masking

A mean filter that computes the average value of a degraded image g(x, y) in the area defined by Pxy

**arithmetic mean filter**Correct- contra harmonic mean filter
- harmonic mean filter
- geometric mean filter

A mean filter type that computes for the degraded image's average value on the area identified by Pxy

- harmonic mean filter
- contra harmonic mean filter
- geometric mean filter
**Arithmetic mean filter**Correct

A median filter which is typically applied to diminish if not totally eliminate impulse noise that are not detected by traditional median filter

- adaptive mode filter
- adaptive max filter
- adaptive min filter
**adaptive median filter**Correct

A method that is planned utilizing different types of multimedia as its cover data and, based on multimedia data

- template matching
- hybrid compression
**watermarking technique**Correct- copyright technique

A method that performs some operations on an image in order to get an enhanced image is called Image processing

**True**Correct- False

A method where a high value is allotted to the pixels with gray levels in the range of interest and a low value is allotted to the other pixels

- Gray level slicing with background
**Gray level slicing without background**Correct- Gray level slicing
- Gray level conversion

A method wherein a sequence of images, time and higher dimensional scalar data are modified so that to reference histogram counterparts

- Histogram
- Histogram stretching
- Histogram equalization
**Histogram matching**Correct

A procedure that is commonly used in various vision application in industries such as object recognition, image segmentation and defect detection are known as the morphological processing

**True**Correct- False

A procedure where a time series, image, or higher dimension scalar data is updated such that its histogram matches with the other (reference) dataset

- Histogram stretching
- Histogram equalization
- Histogram
**Histogram matching**Correct

A procedure which includes different operations like the depiction of a certain object as introduced from the image segmentation and classification of objects

- Low-level image processing
- Medium-level image processing
**High-level image processing**Correct- Multi-level image processing

A process by which the inputs are the cover data and watermark data, and the resulting output is the watermarked data

**embedding process**Correct- discrete wavelet transform (DWT)
- discrete cosine transform (DCT)
- extraction process

A signal can be categorized based on its shapes, energy, time intervals, and other physical assets

**True**Correct- False

A sort of edge detector that can recognize edges in vertical, horizontal or even the two directions in the image

**edge detector**Correct- line detector
- image detector
- object detector

A structuring element where any on pixel in the structuring element covers an on pixel in the image

- fit
- miss
**hit**Correct- hit and miss

A structuring element wherein any pixel in the structuring element covers all the pixel within the image

- hit and miss
- fit
- miss
**hit**Correct

A technique that can be implemented using various approaches such as least significant bit (LSB) substitution in the spatial domain

- copyright technique
- hybrid compression
**watermarking technique**Correct- template matching

A technique that has been planned by researchers utilizing a mixture of two or more image transformation

**hybrid compression**Correct- image compression
- watermarking technique
- template matching

A technique that is used to create a sharp transition for the output images which results to a better output than the original

- High-Pass Frequency
- Ideal LPF
**Unsharp masking**Correct- Low-Pass Frequency

A type of color space where it is primarily applied to many applications related to videos

**YCbCr color space**Correct- NTSC color space
- CMY color space
- HSV color space

A type of color space which is sometimes known as the YIQ color space

- CMY color space
- NTSC color space
- YCbCr color space
**NTSC color space**Correct

A type of color space which is technically adopted by different users to choose from a particular color palette

**HSV**Correct- Cb
- Cr
- HSV

A type of conversion which is a special case of contrast stretching where r1 = r2, s1= 0, and s2= L – 1

- Image contrasting
- Gray level slicing
- Contrast Stretching
**Contrast thresholding**Correct

A type of depth in an image where it is specified as having (2b) 3, and in here the variable b is represented by the quantity of bits

- color depth
- pixel depth
- image depth
**bit depth**Correct

A type of edge detector that can identify edges in vertical, horizontal or even both directions in the image

- objective detector
- line detector
**edge detector**Correct- image detector

A type of Fourier transform that is used to change a digital image into its frequency domain

- Low-Pass filter
- High-Pass filter
- Fourier Transform
**Discrete Fourier Transform**Correct

A type of function for smoothing that presents blurring in an image

- Sobel function
**Gaussian function**Correct- Canny function
- Roberts function

A type of intensity that are acknowledged as a random variable and are created using a Probability Density Function

- image intensity
- restoration intensity
- enhancement intensity
**noise intensity**Correct

A type of recognition/ detection to an image which is additionally completed out using Laplacian masks

- line corrosion
**line detection**Correct- line edges
- line structure

A type of standard where unwanted frequency factors of images are given up and the said image is reconstructed by using the remaining factors having predefined threshold

- image processing
- image mosaicking
**image compression standards**Correct- template matching

All regions with smooth gray levels are shattered in the output image are similar to the spatial domain HPF

**True**Correct- False

An additional process of gray level conversion where an operating function is useful to a neighborhood pixel of each targeted pixel

- Histogram processing
**Neighbor processing**Correct- Histogram equalization
- Image filter

An algorithm having the assumption that the edges are the pixels with a high gradient

- edge filtering algorithm
**edge detection algorithm**Correct- edge blurring algorithm
- edge vector algorithm

An application that is generally utilized in mobile phones to catch an image with a more extensive area

- image compression
**Image mosaicing**Correct- template matching
- image processing

An application that is widely used in mobile phones to capture an image with a wider area

- image compression
- template matching
- image processing
**Image mosaicing**Correct

An approach which can be applied using various techniques such as least significant bit substitution within the spatial domain

- copyright technique
- template matching
**watermarking technique**Correct- hybrid compression

An edge detector algorithm which was introduced and actualized by John F Canny back in 1986

- Prewitt edge detector algorithm
- Sobel edge detector algorithm
- Roberts edge detector algorithm
**Canny edge detector algorithm**Correct

An edge detector algorithm which was proposed and implemented by John F Canny way back in 1986

**Canny edge detector algorithm**Correct- Roberts edge detector algorithm
- Sobel edge detector algorithm
- Prewitt edge detector algorithm

An essential morphological operations that can fix intrusions in black objects and can strip away extrusions in white objects

- corrosion
- dimension
**erosion**Correct- dilation

An essential morphological operations that widens white and shrinks black objects

- corrosion
- erosion
- dimension
**dilation**Correct

An image application that can likewise consolidate images taken with various resolutions and different lens angles

**image mosaicing**Correct- image compression
- template matching
- image processing

An imaging type adopted by NASA's satellite that apprehends images of earth and are taken from space

- Ultraviolet imaging
- X-ray imaging
- Gamma-ray imaging
**Visual imaging**Correct

An instance of Gaussian noise are noise due to electronic circuits and sensors

**True**Correct- False

An instance of Gaussian noise due to electronic circuits and sensors

**True**Correct- False

An instance of image enhancement is __________

**contrast stretching**Correct- contact stretching
- human visual system
- noise stretching

An instance of image enhancement is reconstructing an image while an instance of image restoration is removing a blur in the image

- True
**False**Correct

An instance of image restoration is removing a blur in the image

- instance of image filtering
**instance of image restoration**Correct- instance of image stretching
- instance of image enhancement

An intensity which can be estimated as random variable and is determined by the Probability Density Function (PDF)

- parameter intensity
**noise intensity**Correct- image intensity
- values intensity

An intensity which may be measured as random variable and is derived by the Probability Density Function(PDF)

- image intensity
- parameter intensity
**noise intensity**Correct- values intensity

An open-source software designed for the processing of mathematics equations and scientific interpretation

- Java Dev Kit
- Visual Studio
- Matlab
**Scilab**Correct

An operation that is comparable to erosion, but it doesn't cause the disappearance of object components

- filtering operation
- thickening operation
- filtering operation
**thinning operation**Correct

Another type of imaging wherein images are created thru gamma ray

**Gamma-ray imaging**Correct- X-ray imaging
- Visual imaging
- Ultraviolet imaging

Any abrupt transition, such as edges and borders, will be replaced by a smooth transition is called ______

- Low-frequency domain filter
- High-frequencydomain filter
- Sharpening Filter
**Smoothing Filter**Correct

Any color image can be represented by various types of color spaces

**True**Correct- False

Are color pixels with the standard size of MxNx3 where each of its color pixel is 3 times the combination of red, green, and blue color of a color images

- RGB image
- mosaic image
- pixel image
**color image**Correct

Are produced by DFT which can be organized in an ungainly manner

**frequency components**Correct- frequency domain
- frequency filter
- Internal frequency

Based on multimedia data, watermarking can be classified as image watermarking, video watermarking, audio watermarking, and document watermarking

**True**Correct- False

Based on the amplitude and the time axis, it refers to a signal that has never been repeated in any time interval

- Continuous signal
- Deterministic signal
**Aperiodic signal**Correct- Discrete signal

Basing from a time interval, a signal can be categorized as an analog time signal or a digital time signal

- True
**False**Correct