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uk.sci.weather (UK Weather) (uk.sci.weather) For the discussion of daily weather events, chiefly affecting the UK and adjacent parts of Europe, both past and predicted. The discussion is open to all, but contributions on a practical scientific level are encouraged. |
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#1
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Good view of the mountains of southern Norway today
http://www.btinternet.com/~wokingham...55-b-sca-s.JPG -- Bernard Burton Wokingham, Berkshire, UK. Satellite images at: www.btinternet.com/~wokingham.weather/wwp.html |
#2
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Bernard Burton wrote:
Good view of the mountains of southern Norway today http://www.btinternet.com/~wokingham...55-b-sca-s.JPG What are the little white dots scattered over the image? Jonathan |
#3
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"Jonathan Stott" wrote in message
... Bernard Burton wrote: Good view of the mountains of southern Norway today http://www.btinternet.com/~wokingham...55-b-sca-s.JPG What are the little white dots scattered over the image? Jonathan Jonathon, The dots (known as speckles) are missing or corrupt pixels due to weak signal from the satellite. It is possible to reduce these by image processing, but this also degrades the rest of the image slightly. -- Bernard Burton Wokingham, Berkshire, UK. Satellite images at: www.btinternet.com/~wokingham.weather/wwp.html |
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