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Line Detection in Digital Image Processing MCQ (Multiple Choice Questions) PDF Download
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The MCQ: For finding lines at angle 45 we use mask of values; "Line Detection in Digital Image Processing" App Download (Free) with answers: [-1 -1 -1; 2 2 2; -1 -1 -1]; [2 -1 -1; -1 2 -1; -1 -1 2]; [-1 2 -1; -1 2 -1; -1 2 -1]; [-1 -1 2; -1 2 -1;2 -1 -1]; for online master programs. Practice Line Detection in Digital Image Processing Quiz Questions, download Apple eBook (Free Sample) for cheapest online computer science degree.
Line Detection in Digital Image Processing MCQ (PDF) Questions Answers Download
For finding horizontal lines we use mask of values
- [-1 -1 -1; 2 2 2; -1 -1 -1]
- [2 -1 -1; -1 2 -1; -1 -1 2]
- [-1 2 -1; -1 2 -1; -1 2 -1]
- [-1 -1 2; -1 2 -1;2 -1 -1]
For finding lines at angle 45 we use mask of values
- [-1 -1 -1; 2 2 2; -1 -1 -1]
- [2 -1 -1; -1 2 -1; -1 -1 2]
- [-1 2 -1; -1 2 -1; -1 2 -1]
- [-1 -1 2; -1 2 -1;2 -1 -1]
If all lines in the direction of defined direction of mask are wished to be found then we use
- thick edges
- thin edges
- thresholding
- enhancement
Masks for detection of specific lines are called
- isolated
- tuned
- isomorphic
- isotropic
For finding vertical lines we use mask of values
- [-1 -1 -1; 2 2 2; -1 -1 -1]
- [2 -1 -1; -1 2 -1; -1 -1 2]
- [-1 2 -1; -1 2 -1; -1 2 -1]
- [-1 -1 2; -1 2 -1;2 -1 -1]
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