PPT-Understanding Vector and Raster

DataTitle Larry C Shubat Professor The University of Akron Ohio GIS Conference Hyatt Regency Columbus September 24 26 2018 Columbus Ohio Prof Shubat BIO 2 BA Geology UC Davis CA . intendedprovide raster data as including,forimagesphotographs. Understanding structureapplications.categories:maps rasterforbelow.aerialphotography,satellite 2) thatchanges(surface).provideeffectivepr By the end of this class you should be able to: . describe some ways . continuous surfaces . or . spatial fields . are represented in GIS. list and describe the data elements that comprise a . grid data structure . SWHIG Seminar. Ian Kim. 1/18/12. General overview of printing technology. Background information:. Vector vs. raster graphics. How inkjet printers work. Application: PostScript and PDF. How PostScript and PDF are understood by printers. Continuous surfaces or spatial fields representation of geographical information. Grid data structure for representing numerical and categorical data. Map algebra raster calculations . Interpolation . Tom . DiLiberto. Outline . What is GIS?. What can we do with it?. What data can we work with?. GIS. Geospatial Information System. Computer-based GIS dates to the 1960s-1970s. Had advanced greatly with increased computer-power.. Introduction to . Cartographic Modeling . Analysis vs. Synthesis. Analysis – the separating of an entity its constituent elements or the manipulation and assessment of data to better understand or represent its form and function. Department of Surveying and . Geomatics. By Shoko M. History of GIS. History of . GIS. 1. Past to Present. 'GIS' as we know it is about 30 years old, but we can . recognise. its earlier roots:. 1700s. Continuous surfaces or spatial fields representation of geographical information. Grid data structure for representing numerical and categorical data. Map algebra raster calculations . Interpolation . What can we do with GIS?. SPATIAL STATISTICS. What can we do with GIS?. SPATIAL STATISTICS. We utilize map data! . What can we do with GIS?. Designed for use with maps. Uses either . RASTER. or . MEASURE Evaluation. PHFI Training of Trainers. May 2011. Objective. To provide background on GIS and introduce QGIS. Geographic Information System (GIS) is an integration of five basic components. GIS is more than just a computer program that produces maps.. Introduction. In digital media, there are different types of graphic files and formats we use in everyday life! Today we’ll be looking at the following:. Pixels. Raster files. Vector files. File extensions (e.g.: jpeg). Miss Airlie . What will we learn?. I will learn about Vector and Raster graphics. I will learn about . the advantages and disadvantages of both types of graphics. I will learn about . the common file formats used for each. .. 1.01 Investigate graphic types and file formats.. . Node. Handle. Vector graphics are created from mathematical formulas used to define lines, shapes and curves. . Edited in draw programs . Shapes can be edited by moving points called nodes (drawing points). 1 and 2 of Peterson. On page 1 Peterson indicates that “The Internet was revolutionary for maps, similar to the invention of printing.”. Do you agree or disagree with this statement and why?. Chris .