E 452 
tions 458 
ET 464 
bs 469 
ipie 473 
iie 479 
se 485 
at 490 
TN 495 
Ms 499 
Mni 505 
iit 508 
cries 514 
eas 518 
  
  
information from imagery 
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 
Volume XXXIX, Part B4, Commission IV 
The work of ISPRS Technical Commission IV is devoted to Geodatabases and Digital Mapping. This 
volume collects the papers which have been selected based on the submitted abstracts. The 
abstracts were evaluated by the Technical Commission President and Working Group Chairs 
according to content, significance, originality, relevance and clearness of presentation. 
We thank the authors for their contributions and the Working Groups Chairs for their reviews. 
Mark Shortis, ISPRS2012 Technical Program Director 
Marguerite Madden, Technical Commission IV President 
Sponsorship provided by Hexagon and ESRI for the XXII ISPRS Congress, and the sponsorship of these 
proceedings by the School of Mathematical and Geospatial Sciences, RMIT University, is gratefully 
acknowledged.