Image enhancement using background brightness preserving histogram equalisation

• Main Authors: Tan, T. L., Sim, K. S., Tso, Chih Ping.
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2013
• Online Access: https://hdl.handle.net/10356/85397; http://hdl.handle.net/10220/13269
• Institution: Nanyang Technological University

Histogram equalisation (HE) is widely used to enhance the image contrast but it tends to over-enhance the image background brightness. Improvement schemes have been introduced to reduce this defect of the conventional HE, but the over-enhancement of the background brightness is still obvious. A...