end time

• Its researching object is television advertisement and the aim can detect given television advertisement from the playing television programs , and the monitoring process is real - time . through the result the advertisement beginning time and ending time can be located , and the advertisement times can be known
  研究的切入点是电台广告,研究的目标是要在众多的音频电台节目中快速、有效的检出指定的几个电台广告,通过监播确定其实际播出的时间、终止时间以及播出次数等。