<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi all,<o:p></o:p></p><p class=MsoNormal> I have a problem about how to convert point data to proper data type in vtk. I have a dataset including stock prices. So I have 3 variables: stock price, time, and stock index. I want visualize the dataset but it doesn’t work when I want to construct a structured grid vtk file(as following). I wonder if my method to convert the data is right.<o:p></o:p></p><p class=MsoNormal>Example :<o:p></o:p></p><p class=MsoNormal># vtk DataFile Version 2.0<o:p></o:p></p><p class=MsoNormal>test data<o:p></o:p></p><p class=MsoNormal>ASCII<o:p></o:p></p><p class=MsoNormal>DATASET STRUCUTURED_GRID<o:p></o:p></p><p class=MsoNormal>DIMENSIONS 30 30 30<o:p></o:p></p><p class=MsoNormal>POINTS 30 float<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>1 1 36.32 <o:p></o:p></p><p class=MsoNormal>1 2 36.61 <o:p></o:p></p><p class=MsoNormal>1 3 36.48 <o:p></o:p></p><p class=MsoNormal>1 4 36.64 <o:p></o:p></p><p class=MsoNormal>1 5 35.78 <o:p></o:p></p><p class=MsoNormal>1 6 35.94 <o:p></o:p></p><p class=MsoNormal>1 7 37.04 <o:p></o:p></p><p class=MsoNormal>1 8 36.97 <o:p></o:p></p><p class=MsoNormal>1 9 37.65 <o:p></o:p></p><p class=MsoNormal>1 10 37.63 <o:p></o:p></p><p class=MsoNormal>2 1 76.78 <o:p></o:p></p><p class=MsoNormal>2 2 75.58 <o:p></o:p></p><p class=MsoNormal>2 3 79.05 <o:p></o:p></p><p class=MsoNormal>2 4 80.28 <o:p></o:p></p><p class=MsoNormal>2 5 78.64 <o:p></o:p></p><p class=MsoNormal>2 6 78.95 <o:p></o:p></p><p class=MsoNormal>2 7 82.58 <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The first column is stock index, second is time, third is price.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks in advance!<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#595959'>JIE </span></b><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#595959'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>