By Linda L. Hill
Georeferencing--relating details to geographic location--has been included into modern details platforms in quite a few methods. We use on-line prone to map our path from one position to a different; technological know-how, company, and govt more and more use geographic details platforms (GIS) to carry and learn info. so much georeferenced info searches utilizing modern-day details platforms are performed by means of textual content question. yet textual content searches for placenames fall short--when, for instance, a spot is understood by way of numerous names (or through none). furthermore, textual content searches do not conceal all resources of geographic info; maps are typically accessed in basic terms via precise indexes, submitting structures, and corporation contacts; information from distant sensing photographs or aerial images is listed via geospatial position (mathematical coordinates reminiscent of longitude and latitude). during this ebook, Linda Hill describes the merits of integrating placename-based and geospatial referencing, introducing an method of "unified georeferencing" that makes use of placename and geospatial referencing interchangeably throughout all kinds of data garage and retrieval systems.After a short review of appropriate fabric from cognitive psychology on how people understand and reply to geographic area, Hill introduces the reader to easy information regarding geospatial details gadgets, techniques of geospatial referencing, the function of gazetteer information, the ways that geospatial referencing has been incorporated in metadata constructions, and strategies for the implementation of geographic info retrieval (GIR). Georeferencing should be a worthwhile reference for librarians, archivists, medical info managers, details managers, designers of on-line prone, and any info expert who bargains with place-based details.
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Additional info for Georeferencing: The Geographic Associations of Information (Digital Libraries and Electronic Publishing)
If the geographic facts and relationships we believe to be true are contradicted by actually being there, we can adjust what we know. ” Researchers have classified human spatial cognition in several ways based on the research literature in the field (Golledge 1991; Mark 1993). One classification of three basic types of geographic knowledge is widely accepted: Declarative geographic knowledge consists of geographic facts that may or may not be associated with the map locations of the associated feature.
They are cartographic products, containing a selection of features for a particular purpose, and created according to the design principles of cartography in terms of abstraction, symbology, colors, labeling, line styles, and legends. Maps are best considered to be a particular type of intellectual object that can be manifested in various physical formats, some fixed and some dynamic. We have known maps in the past primarily in their printed paper forms as map sheets and atlases and as illustrations in books and articles.
There are also differences traceable to cultural, linguistic, and disciplinary contexts, particularly in the way features of the geographic space are categorized. The motivation to categorize things is universal and, in the case of continuous geographic space, classification is also required in order for us to communicate with one another Spatial Cognition and Information Systems 31 Panel 3 Giving Directions I was standin’ outside Southerlands IGA store one mornin’ when I heard a flivver approaching down the street toward me.