Covariation of ionospheric influence in the GPS observations

Abstract 402 | PDF Downloads 356 | DOI https://doi.org/10.3846/13921541.2006.9636681

Criterion for comparing the variance component estimation methods used for adjusting horizontal control networks

Abstract 421 | PDF Downloads 368 | DOI https://doi.org/10.3846/13921541.2006.9636682

Dependence of the digital terrain model accuracy from the cell size and distances between initial points used for modelling

Abstract 392 | PDF Downloads 394 | DOI https://doi.org/10.3846/13921541.2006.9636683

Method of coordinate corrections by establishment the GPS virtual reference stations

Abstract 388 | PDF Downloads 404 | DOI https://doi.org/10.3846/13921541.2006.9636684

Investigation of possibilities for astronomical meridian determination by the hour angle of the Sun

Abstract 458 | PDF Downloads 370 | DOI https://doi.org/10.3846/13921541.2006.9636685

Standardisation in engineering surveys

Abstract 475 | PDF Downloads 374 | DOI https://doi.org/10.3846/13921541.2006.9636686

Estimation and improvement of scanned map quality (in basis of Adobe Photoshop)

Abstract 408 | PDF Downloads 339 | DOI https://doi.org/10.3846/13921541.2006.9636687