A comparative study of various techniques which can be used for summarization of Videos i.e. Video to Video conversion is presented along with respective architecture, results, strengths and shortcomings. In all approaches, a lengthy video is converted into a shorter video which aims to capture all important events that are present in the original video. The definition of 'important event' may vary according to the context, such as a sports video and a documentary may have different events which are classified as important.

翻译：对可以用来总结视频的各种技术进行比较研究,即视频转换到视频转换,同时介绍各自的结构、结果、长处和短处,在所有方法中,将长片转换为较短的视频,目的是记录原始视频中出现的所有重要事件,“重要事件”的定义可能因背景不同而不同,例如体育视频和纪录片可能有被归类为重要的不同事件。