Computer Imaging

Definition of Computer Imaging

Computer imaging refers to the process of creating, editing, and manipulating digital images using computer software and hardware tools. It typically involves capturing a visual subject through photography or scanning, and then manipulating the image with software programs to achieve desired results. Images can be modified to enhance visual aesthetics, correct flaws, or create entirely new compositions and visual effects.


The phonetic pronunciation of “Computer Imaging” is:/kəmˈpyo͞otər ˈiməjing/

Key Takeaways

  1. Computer Imaging refers to the process of creating a digital representation of an object or scene, which can be manipulated, analyzed, and optimized using computer algorithms and software.
  2. Some of the key applications of computer imaging include medical diagnostics, computer-aided design, computer vision, video games, and virtual reality experiences.
  3. Modern computer imaging techniques generally involve various technologies such as 2D and 3D graphics, image processing and enhancement, and advanced rendering techniques to create realistic and high-quality images.

Importance of Computer Imaging

Computer imaging is a crucial technology term as it encompasses the process of creating, modifying, and managing digital images with the help of computers.

This technology plays a pivotal role in various industries, including graphic design, gaming, film-making, animation, medical imaging, and virtual reality, to name a few.

As digital images continue to dominate the visual landscape of modern society, computer imaging enables the efficient storage, manipulation, and transmission of images in multiple formats.

Furthermore, it helps professionals to produce high-quality visuals for an array of applications, thereby enhancing communication, enriching entertainment experiences, and contributing significantly to advancements in numerous fields.


Computer Imaging is a technological term that covers a wide range of techniques and processes used for creating, manipulating, and enhancing digital images on a computer. The purpose of computer imaging is to facilitate tasks such as image editing, graphics design, and visual communication by enabling users to produce high-quality digital images for various applications, including print and digital media.

The advancements in computer imaging technology have revolutionized various industries, such as advertising, entertainment, medical, and scientific research fields, as they rely heavily on accurate and visually compelling images to better convey information, create engaging content, or analyze data. One of the main applications of computer imaging is in the field of digital image processing, where images captured by digital cameras or scanners are subjected to computational algorithms that provide enhancements, adjustments, or transformation of the images.

These algorithms range from simple operations, like color balancing and resizing, to more complex techniques, such as image segmentation, pattern recognition, and 3D rendering. By leveraging computer imaging technology, professionals like graphic designers, photographers, and video editors can generate visually compelling content for various platforms- from websites and social media to print and broadcast mediums.

In addition to creative industries, computer imaging also plays a vital role in medical diagnosis through technologies like magnetic resonance imaging (MRI) and computerized tomography (CT) scans, allowing medical professionals to obtain accurate, detailed images of the body’s interior structure, thereby improving diagnosis and treatment planning.

Examples of Computer Imaging

Medical Imaging: In the field of healthcare, computer imaging plays a crucial role in diagnosing and treating various diseases and conditions. Technologies like X-rays, Magnetic Resonance Imaging (MRI), Computed Tomography (CT) scans, and Positron Emission Tomography (PET) scans all rely on computer imaging to produce detailed images of the internal structures of the human body. Doctors and medical professionals use these images to detect abnormalities, monitor progress, and plan surgeries or treatments.

Satellite Imagery and Geographic Information Systems (GIS): Computer imaging is an essential technology in remote sensing and the analysis of satellite imagery. It is used to produce maps, monitor environmental changes, assess natural resources, and manage urban development. Geographic Information Systems (GIS) combine computer imaging with geospatial data to visualize, analyze, and interpret patterns and trends in geography, demographics, and the environment. These tools have numerous applications, from predicting natural disasters to tracking wildlife migration patterns and monitoring deforestation.

Film and Video Game CGI (Computer-Generated Imagery): The entertainment industry relies heavily on computer imaging technology to create stunning visual effects and realistic animations for movies, television, and video games. Using advanced 3D rendering software and techniques like motion capture, artists and engineers create lifelike characters, creatures, and environments that seamlessly blend with live-action footage or fully immersive digital worlds. Examples include the detailed characters and environments in movies like Avatar and The Lord of the Rings and visually stunning video games like Uncharted and The Witcher series.

FAQ: Computer Imaging

1. What is computer imaging?

Computer imaging refers to the process of creating, editing, and manipulating digital images using computer software. This can include tasks such as capturing images with a digital camera or scanner, editing images using software like Photoshop, and creating visual effects or graphic design elements.

2. What are the common file formats used in computer imaging?

Some common file formats used in computer imaging include JPEG, PNG, GIF, TIFF, and BMP. Each format has its specific characteristics in terms of quality and compression, which makes them suitable for different types of digital images and uses.

3. What are some popular computer imaging software programs?

Popular computer imaging software programs include Adobe Photoshop, GIMP, CorelDRAW, and Affinity Photo. These programs offer various tools and features that allow users to edit and manipulate digital images.

4. What is the difference between raster and vector images?

Raster images are made up of individual pixels, whereas vector images are created using mathematical formulas and geometric shapes. As a result, raster images can lose quality when enlarged, while vector images maintain their quality and sharpness regardless of how much they are scaled up or down.

5. How can I improve the quality of a low-resolution image?

Improving the quality of a low-resolution image can be challenging, as it involves increasing the number of pixels in the image. Some techniques include using image-editing software to resample the image with a higher resolution or using specialized upscaling algorithms. However, these methods typically have limitations and may not produce perfect results.

Related Technology Terms

  • Image Processing
  • Computer Graphics
  • Bitmap and Vector Images
  • Image Compression
  • Computer Vision

Sources for More Information


About The Authors

The DevX Technology Glossary is reviewed by technology experts and writers from our community. Terms and definitions continue to go under updates to stay relevant and up-to-date. These experts help us maintain the almost 10,000+ technology terms on DevX. Our reviewers have a strong technical background in software development, engineering, and startup businesses. They are experts with real-world experience working in the tech industry and academia.

See our full expert review panel.

These experts include:


About Our Editorial Process

At DevX, we’re dedicated to tech entrepreneurship. Our team closely follows industry shifts, new products, AI breakthroughs, technology trends, and funding announcements. Articles undergo thorough editing to ensure accuracy and clarity, reflecting DevX’s style and supporting entrepreneurs in the tech sphere.

See our full editorial policy.

More Technology Terms

Technology Glossary

Table of Contents