Line-profile measurement of xerographic copy

Area of Science:

• Image analysis
• Print technology evaluation

Background:

• Xerographic copy quality is crucial for document reproduction.
• Quantifying line characteristics in xerographic prints is challenging.

Purpose of the Study:

• To present an algorithm for rapid and easy characterization of lines in xerographic copy.
• To provide quantitative metrics for line analysis.

Main Methods:

• Development of a novel algorithm for image analysis.
• Algorithm outputs include line edge width, line width, and peak density.
• Auxiliary outputs: line darkness and spatial frequency content.

Main Results:

• The algorithm successfully characterizes xerographic lines.
• Quantitative data on line width and density are generated.
• Comparison data between xerographic products, lithography, and other processes are presented.

Conclusions:

• The algorithm offers an efficient method for xerographic line analysis.
• Provides valuable data for comparing reproduction processes.
• Facilitates objective assessment of print quality.