Information for pairs0055: Daily mean values of ozone values and radiation in the last 83 days of 2009 at 16 different places in Switzerland. 11 days were deleted due to missing data. The different places are: 1 Bern-Bollwerk 2 Magadino-Cadenazzo 3 Lausanne-C/'esar-Roux 4 Payerne 5 Lugano-Universita 6 Taenikon 7 Zuerich-Kaserne 8 Laegeren 9 Basel-Binningen 10 Chaumont 11 Duebendorf 12 Rigi-Seebodenalp 13 Haerkingen 14 Davos-See 15 Sion-A/'eroport 16 Jungfraujoch x: Ozone (microgram / cubic meter) y: Temperature (degree celsius) source: Bundesamt fuer Umwelt (BAFU, Switzerland) www.bafu.admin.ch/luft/luftbelastung/blick_zurueck/datenabfrage/index.html?lang=de ground truth: y-->x