SPATIAL DATA INFRASTRUCTURE
EGE 2410
Geospatial Data Sources and Data Quality
Lecture No. 02
Felix Mutua, PhD
3/20/2017
, Contents
• Review
• Data Sources
– Remote Sensing
– Aerial Survey
– Ground survey
– Reports
• Data Quality
– Elements of data quality
– Data errors
,We are here…..
, Review
• What is SDI ? Definition
– a basis for spatial data discovery, evaluation, and
application for users and providers
• Concept of spatial, data and infrastructure
• SDI is the 'ground rules' and arrangements
• Defined standards - Minimizing inconsistency
• Clearinghouse –Advertising what is available
• National geospatial data framework - a common
“template” on which to assemble other data
EGE 2410
Geospatial Data Sources and Data Quality
Lecture No. 02
Felix Mutua, PhD
3/20/2017
, Contents
• Review
• Data Sources
– Remote Sensing
– Aerial Survey
– Ground survey
– Reports
• Data Quality
– Elements of data quality
– Data errors
,We are here…..
, Review
• What is SDI ? Definition
– a basis for spatial data discovery, evaluation, and
application for users and providers
• Concept of spatial, data and infrastructure
• SDI is the 'ground rules' and arrangements
• Defined standards - Minimizing inconsistency
• Clearinghouse –Advertising what is available
• National geospatial data framework - a common
“template” on which to assemble other data
