Covariation of ionospheric influence in the GPS observations

Abstract 379 | PDF Downloads 342 | DOI https://doi.org/10.3846/13921541.2006.9636681

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

Abstract 388 | PDF Downloads 351 | 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 369 | PDF Downloads 377 | DOI https://doi.org/10.3846/13921541.2006.9636683

Method of coordinate corrections by establishment the GPS virtual reference stations

Abstract 367 | PDF Downloads 386 | DOI https://doi.org/10.3846/13921541.2006.9636684

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

Abstract 434 | PDF Downloads 355 | DOI https://doi.org/10.3846/13921541.2006.9636685

Standardisation in engineering surveys

Abstract 440 | PDF Downloads 361 | DOI https://doi.org/10.3846/13921541.2006.9636686

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

Abstract 374 | PDF Downloads 326 | DOI https://doi.org/10.3846/13921541.2006.9636687