Covariation of ionospheric influence in the GPS observations

Abstract 405 | PDF Downloads 358 | DOI https://doi.org/10.3846/13921541.2006.9636681

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

Abstract 423 | PDF Downloads 369 | 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 394 | PDF Downloads 396 | DOI https://doi.org/10.3846/13921541.2006.9636683

Method of coordinate corrections by establishment the GPS virtual reference stations

Abstract 391 | PDF Downloads 407 | DOI https://doi.org/10.3846/13921541.2006.9636684

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

Abstract 460 | PDF Downloads 373 | DOI https://doi.org/10.3846/13921541.2006.9636685

Standardisation in engineering surveys

Abstract 477 | PDF Downloads 375 | DOI https://doi.org/10.3846/13921541.2006.9636686

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

Abstract 410 | PDF Downloads 340 | DOI https://doi.org/10.3846/13921541.2006.9636687