11/4/2023 0 Comments Download erdas 2014The other constraint in data usage is updation of data overtime, use of appropriate tools (proprietary versus open source software tools) in managing the data sets. One more issue is the source data variation that leads to Spatial / locational inaccuracy of information and mismatch in data. Different agencies are developing GIS on different platform leading to inability to scale up and is also not cost effective. The basic issue in these projects are to utilize huge volume of existing data sets for decision making process. In Tamil Nadu, a vast spatial data have been generated through GIS Projects undertaken by several Departments. The Geographical Information System (GIS) is a tool for managing, analysing, decision making by seamlessly combining both spatial and non-spatial data.
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