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Original upload log
The original description page was on en.wikipedia as Model.png (file log), then moved to Kalman filter model.png (file log). All following user names refer to en.wikipedia.
10:06, 17 April 2005 (UTC) Ciphergoth 524×364 (20 KB) (Diagram of the model underlying the [[Kalman filter]], produced with [[dia]] and my own fair hands. {{PD}})
Upload log fron zh.wikipedia
The description page is/was here. All following user names refer to zh.wikipedia.