Enhanced just noticeable difference (JND) estimation with image decomposition for separating edge and textured regions

Anmin Liu, Weisi Lin, Fan Zhang, Manoranjan Paul

Research output: Book chapter/Published conference paperConference paperpeer-review

6 Citations (Scopus)
49 Downloads (Pure)

Abstract

Contrast masking (CM) on edge and textured regions have to be distinguished since distortions on edge regions are easier to be noticed than that on textured regions. Therefore, how to efficiently estimate the CM on edge and textured regions of an image is a key issue for accurate JND (Just Noticeable Difference) estimation. An enhanced image domain JND estimator is devised in this paper with new model for CM. We use the total variation method to obtain a structural image (which contains edge information) and a textural image (which contains texture information) from the input image, and then evaluate the CM for the two images separately rather than the whole image, and hence edge and texture are better distinguished and the under-estimation of JND on textured regions can be effectively avoided. Experimental results of subjective viewing confirm that the proposed model is capable of determining more accurate visibility thresholds.
Original languageEnglish
Title of host publicationIEEE International Conference on Image Processing
Place of PublicationUSA
PublisherIEEE, Institute of Electrical and Electronics Engineers
Pages317-320
Number of pages4
DOIs
Publication statusPublished - 2010
EventICIP 17th International Conference - Hong Kong, Hong Kong
Duration: 26 Sept 201029 Sept 2010

Conference

ConferenceICIP 17th International Conference
Country/TerritoryHong Kong
Period26/09/1029/09/10

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