Covariation of ionospheric influence in the GPS observations

Abstract 343 | PDF Downloads 319 | DOI https://doi.org/10.3846/13921541.2006.9636681

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

Abstract 351 | PDF Downloads 333 | 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 331 | PDF Downloads 344 | DOI https://doi.org/10.3846/13921541.2006.9636683

Method of coordinate corrections by establishment the GPS virtual reference stations

Abstract 331 | PDF Downloads 369 | DOI https://doi.org/10.3846/13921541.2006.9636684

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

Abstract 394 | PDF Downloads 326 | DOI https://doi.org/10.3846/13921541.2006.9636685

Standardisation in engineering surveys

Abstract 400 | PDF Downloads 340 | DOI https://doi.org/10.3846/13921541.2006.9636686

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

Abstract 334 | PDF Downloads 302 | DOI https://doi.org/10.3846/13921541.2006.9636687