temporal trend

Analysis and prediction on the time trend of fire cost in China;

我国火灾损失的时间趋势分析及动态预测

This paper firstly calculates Chinese agricultural product import trade of from 1992 to 2004 based on Agreement of Agricultural,conclusion that fluctuate on import trade is great by calculating discrete coefficient,and then carry on the time tendency fitting to the Chinese agricultural product import amount by time trend.

首先依据WTO《农业协议》中的农产品口径汇总了1992—2004年期间中国农产品进口贸易额,通过离散系数的比较发现进口额波动强度大;然后采用趋势分解法对中国农产品进口额进行时间趋势拟合,实证分析结果表明,中国农产品进口急剧上升主要受需求影响。

Considering news videos’characters, it statistics and analyses news videos from the point of view of time and space, and de-signs two visualization methods: time-tendency graph and time-space distribution graph.

根据新闻视频的特点,着重从时间以及空间的角度进行统计分析,并设计了两种可视化方法:时间趋势图以及时空分布图。