Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Evaluation of computer display systems using digital test patterns

T R Miller, K Sampathkumaran, D R Biello

    Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine
    |March 1, 1981
    PubMed
    Summary
    This summary is machine-generated.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    A study on the section sensitivity profile in multi-row-detector spiral CT.

    Journal of X-ray science and technology·2012
    Same author

    Modeling of elastic modulus evolution of cirrhotic human liver.

    IEEE transactions on bio-medical engineering·2004
    Same author

    ImageParser: a tool for finite element generation from three-dimensional medical images.

    Biomedical engineering online·2004
    Same author

    Craniofacial measurements based on 3D-CT volume rendering: implications for clinical applications.

    Dento maxillo facial radiology·2004
    Same author

    Craniofacial computed tomography scanning: technology, applications and future trends.

    Orthodontics & craniofacial research·2003
    Same author

    Craniofacial imaging informatics and technology development.

    Orthodontics & craniofacial research·2003

    Digital test patterns evaluate computer display systems for gray scale, resolution, and linearity. Microdensitometry ensures brightness uniformity and accurate optical density measurements for quality control and research.

    Area of Science:

    • Medical Imaging
    • Display Technology

    Background:

    • Digital display systems are crucial for medical imaging and image processing.
    • Accurate evaluation of display performance is essential for diagnostic reliability and research.

    Purpose of the Study:

    • To introduce and validate two digital test patterns for assessing computer video display systems.
    • To establish methods for quantitative and qualitative evaluation of display characteristics.

    Main Methods:

    • Utilized linear and logarithmic gray-scale wedges, constant brightness blocks, and bar patterns (horizontal, vertical, cross-hatch).
    • Performed microdensitometry measurements to assess brightness uniformity, spatial resolution, and optical density-exposure relationships.

    Main Results:

    Related Experiment Videos

  • Test patterns effectively assessed gray scale, resolution, and spatial linearity of display systems.
  • Microdensitometry provided quantitative data on uniformity and resolution.

    • Conclusions:

    • Digital test patterns offer a valuable tool for routine quality control and adjustment of display systems.
    • Quantitative characterization using these methods is vital for research applications in image processing.