This article introduces the elementary theory of doublethresholddetection. By the theory design the hardware and the flowchart that doublethresholddetection By Microcomputer.
本文介绍了双门限检测的基本原理，并根据该原理得出用单片机实现双门限检测的硬件电路及程序框图。
2
Combined the cause and effect method with the doublethreshold method, an adaptive doublethreshold shot boundary detection method based on the cause and effect method is proposed.
将因果检测法与双阈值法相结合，提出了一种基于因果的自适应双阈值镜头边界检测算法。
3
Compared with the traditional doublethreshold based shot boundary detection method, the experimental results show that the proposed method can achieve a better detection performance.