Digital Image Processing Basics Quiz
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Questions and Answers

Digital Image Processing refers to the manipulation and analysis of analog images using computer algorithms.

False

Digital image processing encompasses only simple tasks like image resizing and color correction.

False

In digital image processing, images are represented as continuous arrays of pixels.

False

The main goal of digital image processing is to worsen the visual appearance and interpretability of images.

<p>False</p> Signup and view all the answers

Digital image processing techniques encompass a narrow range of operations such as image filtering and compression.

<p>False</p> Signup and view all the answers

What is the main goal of image segmentation?

<p>To partition an image into multiple regions or segments based on certain criteria</p> Signup and view all the answers

Name two approaches to image segmentation.

<p>Thresholding and edge-based segmentation</p> Signup and view all the answers

How does region-based segmentation divide an image?

<p>Based on similarities in color, texture, or other image properties</p> Signup and view all the answers

What concept is watershed segmentation based on?

<p>The concept of flooding regions starting from local minima or markers</p> Signup and view all the answers

In what applications does segmentation play a vital role?

<p>Medical image analysis, object detection, scene understanding, and image-based measurements</p> Signup and view all the answers

Segmentation and feature extraction are two important tasks in digital image processing that help in understanding and analyzing the content of an image. 1. Segmentation: Image segmentation refers to the process of partitioning an image into multiple regions or segments based on certain criteria, such as color, intensity, texture, or object boundaries. The goal of segmentation is to separate different objects or regions of interest within an image to enable further analysis or understanding. Segmentation techniques can be categorized into several approaches, including: Thresholding: Simple technique where pixels are classified as foreground or background based on a predefined threshold value. Region-based segmentation: Divides an image into regions based on similarities in color, texture, or other image properties. SEGMENTATION AND FEATURE EXTRACTION Edge-based segmentation: Focuses on detecting boundaries or edges between different objects in an image. Clustering-based segmentation: Utilizes clustering algorithms to group similar pixels or regions together. Watershed segmentation: Based on the concept of flooding regions starting from local minima or markers. Segmentation plays a vital role in various applications, such as medical image analysis, object detection, scene understanding, and image-based measurements. SEGMENTATION AND FEATURE EXTRACTION 2.

<p>Feature extraction is the process of obtaining meaningful information from the segmented regions of an image, which can be used for further analysis or classification.</p> Signup and view all the answers

Which segmentation technique focuses on detecting boundaries or edges between different objects in an image?

<p>Edge-based segmentation</p> Signup and view all the answers

What is the main goal of image segmentation?

<p>To interpret the content of images</p> Signup and view all the answers

Which approach in image segmentation divides an image into regions based on similarities in color, texture, or other image properties?

<p>Region-based segmentation</p> Signup and view all the answers

In which application does segmentation play a vital role?

<p>Object detection</p> Signup and view all the answers

Which concept is watershed segmentation based on?

<p>Flooding regions from local minima or markers</p> Signup and view all the answers

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