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RanaVision
Rana motion vision system is a motion detection that uses vision to detect the presence of objects within its visual field. Rana is based on the open source motion package for Linux, but has significantly enhanced motion detection capabilities. It has been designed top operate as an efficient camera trap system for recording the movements of small invertebrates, capable of operating autonomously in the field for extended periods. To date, Rana has been used a number of projects looking eusocial hymenoptera including studies obumblebeeanhornetactivity in the vicinity of their nests and of the behaviour of hover flies and other pollinators at flowers and as a general purpose e-ecology tool for the automated remote observation of plant-pollinator interactions in the field. Rana system setup Here we see a typical Rana setup for observing bumblebees in the vicinity of their colony. The colony is mounted on cork stilts inside an outer (plastic) weatherproof housing. Bees are ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Mark A
Mark may refer to: Currency * Bosnia and Herzegovina convertible mark, the currency of Bosnia and Herzegovina * East German mark, the currency of the German Democratic Republic * Estonian mark, the currency of Estonia between 1918 and 1927 * Finnish markka ( sv, finsk mark, links=no), the currency of Finland from 1860 until 28 February 2002 * Mark (currency), a currency or unit of account in many nations * Polish mark ( pl, marka polska, links=no), the currency of the Kingdom of Poland and of the Republic of Poland between 1917 and 1924 German * Deutsche Mark, the official currency of West Germany from 1948 until 1990 and later the unified Germany from 1990 until 2002 * German gold mark, the currency used in the German Empire from 1873 to 1914 * German Papiermark, the German currency from 4 August 1914 * German rentenmark, a currency issued on 15 November 1923 to stop the hyperinflation of 1922 and 1923 in Weimar Germany * Lodz Ghetto mark, a special currency for Lodz Ghetto. * ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |