example-based color transformation of image and video using basic color categories

Youngha Chang, Suguru Saito, and Masayuki Nakajima

I. INTRODUCTION

transfer colors according to preference

11 basic color categories (BCCs)

black, white, gray (the achromatic ones),

red, green, yellow, blue, brown, purple, orange, and pink (the chromatic ones)

II. OUR APPROACH

II. OUR APPROACH

A. Handling the Illuminant Color in Images

D65 The color-by-correlation method

B. Color Naming Method two steps: initial color naming fuzzy color naming

II. OUR APPROACH

previous work: cluster the space

into 11 BCCs

11-D vector

II. OUR APPROACH

C. Computing Corresponding Color Values in the Chromatic Categories

basic convex hull

II. OUR APPROACH

D. Computing Corresponding Color Values in the Achromatic Categories

II. OUR APPROACH

E. Transferring Colors

III. EXTENDING TO VIDEOS

A. Color Naming Method

III. EXTENDING TO VIDEOS

B. Computing Corresponding Color Values in the Chromatic Categories

III. EXTENDING TO VIDEOS

C. Computing Corresponding Color Values in the Achromatic Categories

III. EXTENDING TO VIDEOS

D. Transferring Colors

IV. RESULTS

IV. RESULTS

IV. RESULTS

IV. RESULTS