Covariation of ionospheric influence in the GPS observations

Abstract 311 | PDF Downloads 268 | DOI https://doi.org/10.3846/13921541.2006.9636681

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

Abstract 318 | PDF Downloads 279 | 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 294 | PDF Downloads 283 | DOI https://doi.org/10.3846/13921541.2006.9636683

Method of coordinate corrections by establishment the GPS virtual reference stations

Abstract 294 | PDF Downloads 306 | DOI https://doi.org/10.3846/13921541.2006.9636684

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

Abstract 326 | PDF Downloads 262 | DOI https://doi.org/10.3846/13921541.2006.9636685

Standardisation in engineering surveys

Abstract 361 | PDF Downloads 281 | DOI https://doi.org/10.3846/13921541.2006.9636686

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

Abstract 303 | PDF Downloads 252 | DOI https://doi.org/10.3846/13921541.2006.9636687