h*****k
发帖数: 5022 | 1 【 以下文字转载自 JobHunting 讨论区 】
发信人: hrfrank (长期RMB买USD), 信区: JobHunting
标 题: 问2个java问题
发信站: BBS 未名空间站 (Fri Nov 23 01:03:28 2007)
1.
Create a drift plot that joins two related points across a time dimension.
Perhaps use a scatterplot with two series whereby a match is made on common
dimensions between points and a line is drawn from the point with the
earlier date to the point that has the later date.
For example, if the chart is plotting 2 dimensions: product and date (where
date is aggregated to |
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