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    "description": "\/\/Add the description.md of the data file pair0004\nCause-effect is a growing database with two-variable cause-effect pairs \ncreated at Max-Planck-Institute for Biological Cybernetics in Tuebingen, Germany.\n==================================================================================================================================================\n\nSome pairs are highdimensional, for machine readability the relevant information about this is coded in Meta-data.\n\nMeta-data contains the following information:\n\nnumber of pair | 1st column of cause | last column of cause | 1st column of effect | last column of effect | dataset weight\n\nThe dataset weight should be used for calculating average performance of causal inference methods\nto avoid a bias introduced by having multiple copies of essentially the same data (for example,\nthe pairs 56-63).\n\nWhen you use this data set in a publication, please cite the following paper (which\nalso contains much more detailed information regarding this data set in the supplement):\n\nJ. M. Mooij, J. Peters, D. Janzing, J. Zscheischler, B. Schoelkopf\n\"Distinguishing cause from effect using observational data: methods and benchmarks\"\nJournal of Machine Learning Research 17(32):1-102, 2016\n\nNOTE: pair0001 - pair0041 are taken from the UCI Machine Learning Repository:\n\nAsuncion, A. & Newman, D.J. (2007). UCI Machine Learning Repository [http:\/\/www.ics.uci.edu\/~mlearn\/MLRepository.html]. Irvine, CA: University of California, School of Information and Computer Science. \n\n==================================================================================================================================================\nOverview over all data pairs.\n\n\t\t\tvar 1\t\t\t\tvar 2\t\t\t\t\tdataset\t\t\tground truth\n\npair0001\t\tAltitude\t\t\tTemperature\t\t\t\tDWD\t\t\t->\npair0002\t\tAltitude\t\t\tPrecipitation\t\t\t\tDWD\t\t\t->\npair0003\t\tLongitude\t\t\tTemperature\t\t\t\tDWD\t\t\t->\npair0004\t\tAltitude\t\t\tSunshine hours\t\t\t\tDWD\t\t\t->\n\nInformation for pairs0004:\n\nDWD data (Deutscher Wetterdienst)\n\ndata was taken at 349 stations\n\ntaken from\nhttp:\/\/www.dwd.de\/bvbw\/appmanager\/bvbw\/dwdwwwDesktop\/?_nfpb=true&_pageLabel=_dwdwww_klima_umwelt_klimadaten_deutschland&T82002gsbDocumentPath=Navigation%2FOeffentlichkeit%2FKlima__Umwelt%2FKlimadaten%2Fkldaten__kostenfrei%2Fausgabe__mittelwerte__node.html__nnn%3Dtrue\n\nmore recent  link (Jan 2010):\nhttp:\/\/www.dwd.de\/bvbw\/appmanager\/bvbw\/dwdwwwDesktop\/?_nfpb=true&_pageLabel=_dwdwww_klima_umwelt_klimadaten_deutschland&T82002gsbDocumentPath=Navigation%2FOeffentlichkeit%2FKlima__Umwelt%2FKlimadaten%2Fkldaten__kostenfrei%2Fausgabe__mittelwerte__node.html__nnn%3Dtrue\n\nmore recent link (Oct 2012):\nhttp:\/\/www.dwd.de\/bvbw\/appmanager\/bvbw\/dwdwwwDesktop?_nfpb=true&_pageLabel=_dwdwww_klima_umwelt_klimadaten_deutschland&T82002gsbDocumentPath=Navigation%2FOeffentlichkeit%2FKlima__Umwelt%2FKlimadaten%2Fkldaten__kostenfrei%2Fausgabe__mittelwerte__akt__node.html%3F__nnn%3Dtrue\n\nx: altitude\n\ny: sunshine (yearly value averaged over 1961-1990)\n\nground truth:\nx --> y",
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