'Positional accuracy' presentation slideshows

GRIDS AND DATUMS

GRIDS AND DATUMS. Cliff Mugnier C.P., C.M.S. LSU Center for GeoInformatics cjmce@LSU.edu. Object Space Coordinate Systems. Orderly arrangement for displaying locations Mapping requires interpolation in-between known control points Historical origins at observatories

1.16k views • 102 slides

Bringing Historic Maps into GIS

Bringing Historic Maps into GIS. Patrick Florance Digital Cartographer Harvard Map Collection Harvard University. Purpose . Demonstrate how historical maps can be used within a GIS. Illustrate the techniques used to bring historical maps into GIS

1.12k views • 83 slides

The Role of Error

The Role of Error. Map and attribute data errors are the data producer's responsibility, GIS user must understand error. Accuracy and precision of map and attribute data in a GIS affect all other operations, especially when maps are compared across scales. Accuracy.

885 views • 49 slides

Safeguarding GIS Data through Metadata The Minnesota Geographic Metadata Guidelines

487 views • 48 slides

GPS Performance in Southern Hardwood Forests

GPS Performance in Southern Hardwood Forests. Pete Bettinger Warnell School of Forestry and Natural Resources University of Georgia. 2007 Society of American Foresters National Convention. Introduction. In forests, vegetation plays a significant role in obstructing signals and

517 views • 39 slides

Beyond Metadata: Towards User-Centric Description of Data Quality

Beyond Metadata: Towards User-Centric Description of Data Quality. Michael F. Goodchild University of California Santa Barbara. Metadata. Data about data handling instructions catalog entry fitness for use What is known about data quality

408 views • 29 slides

Data Quality Issues-Chapter 10

Data Quality Issues-Chapter 10. GiGo: garbage in, garbage out Quality Issues Terminology Sources, propagation, and management What is Data Quality? Overall fitness or suitability of data for a specific purpose. Errors, Accuracy, Precision, & Bias. Errors

293 views • 20 slides

Risk Assessment of Data for Enterprise GIS Operations

Risk Assessment of Data for Enterprise GIS Operations. R.A.D.E.G.O. Background. Business decisions based on data quality require: Data Origin/Background Data Maintenance History Metadata: can typically answer most questions about data quality, however:

201 views • 20 slides

Preliminary Results of Shoreline Delineation using Thermal Imagery

187 views • 18 slides

Geog 458: Map Sources and Errors

Geog 458: Map Sources and Errors. Uncertainty January 23, 2006. Outlines. Defining uncertainty How to calculate uncertainty? Nominal case: Confusion matrix Interval/ratio case: RMSE How to validate uncertainty? Internal validation: MAUP External validation: Conflation.

277 views • 15 slides

WALIS Cadastre Strategic Directions Workshop

240 views • 14 slides

June 24, 2008

The SDRGC Imagery Subcommittee presents The San Diego Sub-Regional Imagery Acquisition Project Status and Next Steps. June 24, 2008. Imagery Subcommittee Introductions. Wendy Flynn, City of Encinitas Mettja Kuna, City of San Marcos Karl Von Schlieder, City of Carlsbad Sue Carnevale, SANDAG

243 views • 13 slides

222 views • 11 slides

Positional Accuracy Assessment

Positional Accuracy Assessment. Pete Aniello. What is ArcGIS Data Reviewer?. Data quality management for ArcGIS. Trusted data through improved quality management. Review. Provides Rule based workflows Interactive tools Track errors For individuals and enterprise Saves time/money

370 views • 11 slides

Accuracy Assessment in Remote Sensing: Methods for Positional and Thematic Accuracy Assessment,

Accuracy Assessment in Remote Sensing: Methods for Positional and Thematic Accuracy Assessment, the Role of Reference Data Chris Elvidge NOAA National Geophysical Data Center 325 Broadway, Boulder, Colorado 80305 USA Tel. 1-303-497-6121 Fax. 1-303-497-6513 Email: chris.elvidge@noaa.gov

175 views • 9 slides

Georeferencing services India

SBL GIS team provides reliable Georeferencing services for developing a common referencing system to determine the spatial location of various geographical features. SBL offers the following georeferencing services: 1. Aggregation and linking of data sets collated from different sources over different time periods 2. Georeferencing using surveyed output such as DGPS 3. Vector and rastor georeferencing using ground control points (GCP) from maps and surveys 4. Co-registration and sub-pixel correlation for aerial and satellite images

233 views • 6 slides

Graphics for Data Quality

123 views • 5 slides

Graphics for Data Quality

64 views • 5 slides

The X-ray Universe 2005 26-30 September 2005, El Escorial, Madrid, Spain

The XMM-Newton Slew Survey. The XMM-Newton Slew Survey. ESAC. M.P. Esquej a , R.D. Saxton a , A.M. Read c , B. Altieri a , M.J. Freyberg b , D. Bermejo a , V. Lazaro a a European Space Agency (ESA), European Space Astronomy Centre (ESAC), Villafranca, Apartado 50727, 28080 Madrid, Spain

129 views • 1 slides

ArcGIS for Windows Mobile Derek Fuller, Matt Cook INDOT GIS Day 2013

ArcGIS for Windows Mobile Derek Fuller, Matt Cook INDOT GIS Day 2013. ArcGIS for Windows Mobile. What is ArcGIS for Windows Mobile? Why might one choose to use it? Demo Questions. What is ArcGIS for Windows Mobile?. Why use ArcGIS for Windows Mobile?.

137 views • 0 slides