The histogram thresholding method and the manual decided threshold were used to isolate the image of IDV and T shape mark image on the top of IDV from the real time image.

• 中文摘要随著计算机速度的提升与网路频宽的增大，数位家庭产品渐渐地融入我们的生活之中，开创出数位生活的愿景。