Table of Contents 
WG IV/1: Spatial Data Infrastructure 
Building Croatian Spatial Data Infrastructure in Line with the European Standards 
Z.Bacic, Lj.Rasic, I.Landek and N.Malna 1 
SDI in China: Progress and Issues 
Pengde Li, Lan Wu and Xuenian Xiao 7 
Establishment of a Data Creation Methodology under the Geographic Information Standards 
Kohei Isobe 11 
A Watermarking Algorithm for Vector Spatial Geo-Data Based on Integer Wavelet Transform 
Chang-qing ZHU, Cheng-song YANG and Qi-Sheng Wang 15 
E-Government Concept and Spatial Information: a Case Study in Islamic Republic of Iran 
M.Sarpoulaki, A.Eslami Rad and A.Saleknia 19 
Establishing an Environmental Data Platform for Promoting Coastal Zone Environmental Management 
Toshimitsu Ishiwata, Masahiro Muroi, Tsutomu Harada, Hideo Nakajima and Isamu Ogasawara 25 
SDI: Prospects and Challenges for Federal State Developing Countries (Case of Nigeria) 
O.A.Ogundele, Nigeria, O.S.Somefun 31 
Relationships between Cartography, Geographic Information Systems and the Mexican Spatial Data 
Infrastructure (IDEMex) 
Francisco Antonio Hansen Albites 39 
Study on GML Storage Model Based on Native XML Database 
Shuliang Zhang, Jiayan Gan, Jiehui Xu and Guonian Lv 45 
Application of the Geomatics in Photovoltaics 
J.Besenicar, Boris Trstenjak and D.Setnika 53 
The Integrated Workflow and Software System for GIS Database Update Based on Geospatial Imageries 
Wang Mi, Hu Fen, Liao Anping, Lu Weihua and Zhang Liyong 57 
Study on the Height Measurement of Cultural Feature Based on the Single Aerial Photo 
Li Ersen, Zhang Baoming, Guo Haitao, LuJun, Zhao Yong and Chen Ke 63 
The Battleship “G.Averof”: Promotion and Enrichment of the Museum Archives 
Emmanuel Stefanakis and George Kritikos 67 
Integrating Ecological Tools with Geographic Information Systems 
G.H. Chekuimo 73 
Iran SDI Initiative: Study Phase of NSDI 
A.Mansourian and M.J.Valadan Zoej 79 
a Strategy to Build a Seamless Multi-Scale TIN-DEM Database 
Xiong Hanjiang, Tang Li min and Sun Long 83 
Workflow and Quality Control of Production of DEM and DSM by Means of Aerial Photogrammetry 
Qiuying Jia, CAO Haitang, JIANG Decai and ZHU Rong 87 
Discussion of GPS Supported Automatic Triangulation Based on the DMC Images 
Tang Li, Liu Jibao and Li Jun 93 
Discussion on the Progress and Direction of Digital City 
MIAO Qian-jun, Li Deren and TANG Yanli 97 
GIANT3D: Experimentations on a New 3D Data Model for GIS 
A.Scianna, A.Ammoscato and R.Corsale 101