What does condition (a) in image segmentation indicate?

Image Segmentation Quiz

Quiz
•
Education
•
12th Grade
•
Hard
Rameshkumar Jayaraman
FREE Resource
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The segmentation must be complete, with every pixel in a region.
The regions must be disjoint.
The pixels in a segmented region must have the same intensity.
The regions must be connected sets.
Answer explanation
Condition (a) in image segmentation indicates that the segmentation must be complete, with every pixel in a region.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of segmentation approach is based on detecting sharp, local changes in intensity?
Discontinuity-based segmentation
Region-based segmentation
Similarity-based segmentation
Edge-based segmentation
Answer explanation
Edge-based segmentation involves detecting sharp, local changes in intensity, making it the correct choice for this question.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of Section 10.2 in the text?
Segmentation methods based on detecting sharp, local changes in intensity
Edge detection using Laplacian kernels
Point detection using second derivatives
Line detection using first derivatives
Answer explanation
The primary focus of Section 10.2 in the text is segmentation methods based on detecting sharp, local changes in intensity.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Laplacian used for in image processing?
Point detection
Line detection
Edge detection
Noise reduction
Answer explanation
The Laplacian is used for edge detection in image processing.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which kernel is used for detecting lines oriented at +45 degrees in the text?
Vertical kernel
Horizontal kernel
+45 degrees kernel
-45 degrees kernel
Answer explanation
The correct kernel for detecting lines oriented at +45 degrees is the +45 degrees kernel.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main characteristic of a step edge model?
Transition between two intensity levels over multiple pixels
Transition between multiple intensity levels over multiple pixels
Transition between two intensity levels over one pixel
Transition between multiple intensity levels over one pixel
Answer explanation
The main characteristic of a step edge model is the transition between two intensity levels over one pixel.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of the Canny edge detection algorithm?
Detecting step edges
Detecting blurred and noisy edges
Detecting lines
Detecting isolated points
Answer explanation
The primary focus of the Canny edge detection algorithm is detecting step edges.
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