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A while back, I got a cheap wireless La Crosse brand weather station, with sensors for temperature, humidity, wind speed and direction, and rainfall.
The stand-alone display shows weather conditions using seven-segment LCD numerals.
The assignment of engineers to preliminary surveys, in addition to speeding up the conditioning the fields, has materially expedited the installation of lighting equipment by decreasing delays occasioned by the arrival of the equipment contractor at a field site before the boundaries of the field are in proper shape for cable to be laid.
1, August 1921, page 31: Remodeled DH's for Air Mail U. If the volume of water to be carried off is considerable, perforated iron pipe may be used.
It requires a close-up image under unchanging lighting.
The library is designed to make it easy to extract information about a scene from the raw images coming from a camera. With such software at hand, and with webcams being cheap to the point of being disposable, I thought it should be a simple matter to take a picture of the screen, extract the text displaying the weather conditions, run the text through an optical character recognition (OCR) system to get data in numeric form, and log the result.The box the station came in promised that it “Connects to your PC!,” which appealed to me because I’d be able to automatically log the data and pass it around my home network. About every possible combination of catch basins and pipe is used. 1, November 1922, page 24: Night Flying From Coast to Coast in 28 Hours By Colonel Paul Henderson U. In some cases, gravel is placed around the pipe and sumps filled with gravel extended to the surface.
Unfortunately, my Macintosh setup met none of these requirements.