Image Enhancement MCQ 1. The principal factor to determine the spatial resolution of an image is _______ A. Quantization B. Sampling C. Contrast D. Dynamic range 2. What causes the effect, imperceptible set of the very fine ridge-like structures in areas of smooth gray levels? A. Caused by the use of an insufficient …
1. The expression [∂2 f(x,y)/∂x2 +∂2 f(x,y)/∂y2] is considered as _________ where f(x, y) is an input image. A. Laplacian of f(x, y) B. Gradient of f(x, y) C. All of the mentioned D. None of the mentioned 2. If the Laplacian in the frequency domain is: where is the Fourier transform operator and F(u, v) is …
1. “For a very large value of A, a high boost filtered image is approximately equal to the original image”. State whether the statement is true or false? A. True B. False 2. Subtracting Laplacian from an image is proportional to which of the following? A. Unsharp masking B. Box filter C. Median filter …
First order derivative Use For Image Enhancement MCQ [Free PDF] Read More »
1. A filter is applied to an image whose response is independent of the direction of discontinuities in the image. The filter is/are ________ A. Isotropic filters B. Box filters C. Median filter D. All of the mentioned 2. In isotropic filtering, which of the following is/are the simplest isotropic derivative operator? A. Laplacian …
Second order derivative Use For Image Enhancement MCQ [Free PDF] Read More »
1. Which of the following is/are the more commercially successful image enhancement method in mask mode radiography, an area under medical imaging? A. Addition B. Subtraction C. Multiplication D. Division 2. The subtraction operation results in areas that appear as dark shades of gray. Why? A. Because the difference in such areas is little, …
1. Which of the following is/are the more commercially successful image enhancement method in mask mode radiography, an area under medical imaging? A. Addition B. Subtraction C. Multiplication D. Division 2. The subtraction operation results in areas that appear as dark shades of gray. Why? A. Because the difference in such areas is little, …
1. Logic operations between two or more images are performed on a pixel-by-pixel basis, except for one that is performed on a single image. Which one is that? A. AND B. OR C. NOT D. None of the mentioned 2. Which of the following logical operator(s) is/are functionally complete? A. AND B. OR C. …
1. Logic operations between two or more images are performed on a pixel-by-pixel basis, except for one that is performed on a single image. Which one is that? A. AND B. OR C. NOT D. None of the mentioned 2. Which of the following logical operator(s) is/are functionally complete? A. AND B. OR C. …
1. The technique of Enhancement that has a specified Histogram processed image as result, is called? A. Histogram Linearization B. Histogram Equalization C. Histogram Matching D. None of the mentioned 2. In Histogram Matching r and z are the gray level of input and output image and p stands for PDF, then, what does …
1. The technique of Enhancement that has a specified Histogram processed image as result, is called? A. Histogram Linearization B. Histogram Equalization C. Histogram Matching D. None of the mentioned 2. In Histogram Matching r and z are the gray level of input and output image and p stands for PDF, then, what does …
