采用一种基于等效圆的偏色检测方法，克服了传统方法在图像偏色检测中的局限性。
A color cast detection method based on equivalent circle is applied, which overcomes the limit of traditional methods of detecting image color cast.
实验结果表明，基于图像分析的偏色检测及颜色校正方法，提高了偏色检测的可靠性，取得了较好的颜色校正效果。
Experiment results show that color cast detection and color correction methods based on image analysis enhance the reliability of color cast detection, and achieve good color correction effects.
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