請教一個有關從圖形轉換成數字的問題

I have a question related to exporting plots to numbers.  For example if we have a chart like this http://twittercounter.com/BestBuy, is there an easy way to automatically convert it back to the original digital (e.g. .csv files) that's used to plot the charts?

thanks!

所有跟帖： 

• 所有文件都是數字的。但是CSV文件不支持圖形 -tianfangye- ♂ (0 bytes) () 02/02/2013 postreply 17:34:26

• no, just like you can not recreate a color image from a blackwhi -acac- ♂ (0 bytes) () 02/02/2013 postreply 17:50:24

• yes. you can do it manully with limited accuracy, . -coolwin- ♀ (297 bytes) () 02/02/2013 postreply 18:54:26

• I have done it before. -wwni60- ♀ (51 bytes) () 02/03/2013 postreply 07:38:13

• Link to freeware site -wwni60- ♀ (93 bytes) () 02/03/2013 postreply 07:41:34