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The need to develop an automated method, independent of lighting and surface conditions, for the identification and measurement of impact craters, as well as the creation of a reliable and efficient t...
One of the most expensive stages in implementation of a GIS system is preparation of spatial data to be entered to the system. It can be said that about 60-80 percent of the project cost is spent for ...
The traditional mapping on digital aerial photos and elevation models has its limits at steep slopes where the surface is only very sparsely sampled even in high resolution data sets. As a consequenc...
Software for the automatic scaling of critical frequency f0F2 and MUF(3000)F2 from ionograms was developed and applied to the ionograms produced by the new Advanced Ionospheric Sounder installed at th...
Statistical evaluation of the Dourbes (4.6˚E, 50.1˚N) digisonde automatic scaling of the more frequently used ionospheric parameters (foF2, foF1, foE, h’F2, h’F, h’E, and M3000F2) was perfor...
Digital spatial data are subject to temporal changes. The common approach to verify and update the data is to superimpose the data with up-to-date orthophotos and check the correctness interactively....
Nowadays, during the international negotiation on separating dispute areas, manual adjusting is lonely applied to the match between delimitation line and real terrain, which not only consumes much tim...
An Automatic Four-Position Spot Brightener.
DCF 77 Giving Automatic Time Mark     DCF  Time  Mark  riometer       2009/6/16
DCF 77 Giving Automatic Time Mark.
Automatic Location of Teleseismic Events with Local Network.

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