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authorGertjan van den Burg <gertjanvandenburg@gmail.com>2020-03-10 12:27:53 +0000
committerGertjan van den Burg <gertjanvandenburg@gmail.com>2020-03-10 12:27:53 +0000
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+# Volume of Nile River at Aswan
+
+This is a dataset on the volume of the Nile river at Aswan for the period
+1871-1970. The data is obtained from the website of the book [Time Series
+Analysis by State Space Methods](http://www.ssfpack.com/DKbook.html) by Durbin
+and Koopman. The data is also available in the R ``datasets`` package, which
+is part of R and is therefore licensed under version 2 of the [GNU Public
+License](https://www.r-project.org/COPYING). The data file produced from this
+data (``nile.json``) is therefore licensed under GPLv2 as well.
+
+A potential change point occurs in 1898 with the introduction of a dam.
+
+Note that this is not the Nile dataset used in other change point papers,
+which covers a period from 622 to 1284 AD (see e.g. Witcher et al. (2002)).
+That dataset, [available
+here](https://web.archive.org/web/20000815223740/http://lib.stat.cmu.edu/S/beran),
+has been used in many papers to detect the introduction of a nilometer in the
+year 715 AD.
+
+![Plot of nile dataset](./nile.png)