Q. Based on the 4-directional code, the first difference of smallest magnitude is called as:

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Q. A point ‘p’ is said to be corner point, if the change of slope is less than 10 degrees.

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Q. If the boundary is traversed in the clockwise direction, a vertex point ‘p’ is said to be a part of the convex segment if the rate of change of slope at ‘p’ is:

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Q. The term, Curvature is defined as:

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Q. Which of the following is the useful descriptor of a boundary, whose value is given by the ratio of length of the major axis to the minor axis?

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Q. Which of the following of a boundary is defined as the line perpendicular to the major axis?

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Q. The length of a boundary is one of the boundary descriptors.

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Q. Which of the following techniques is based on the Fourier transform?

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Q. Structural techniques deal with the arrangement of image primitives.

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Q. The texture of the region provides measure of which of the following properties?

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Q. What is the Euler number of a region with polygonal network containing V,Q and F as the number of vertices, edges and faces respectively?

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Q. Topological properties don’t depend on the distance measures.

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Q. On which of the following operation of an image, the topology of the region changes?

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Q. What is the study of properties of a figure that are unaffected by any deformation?

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Q. We cannot use normalized area as one of the region descriptor.

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Q. Which of the following measures are not used to describe a region?

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Q. Compactness is insensitive to orientation.

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Q. For which of the following regions, compactness is minimal?

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Q. What is the unit of compactness of a region?

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Q. What does the total number of pixels in the region defines?

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