Friday, August 23, 2019
Edward Tufte put forward a series of principles for visualisations Essay
Edward Tufte put forward a series of principles for visualisations - Essay Example There is an importance of ensuring that such visual graphics are presented in a way that attracts and not repels the audience. There are various ways in which this might be achieved, and may include ensuring that the graphics are captivating to the eye and proper arrangement of the graphics is attained systematically in the graphical representation. The important aspects of presenting these visual graphics was investigated and presented by Edward Tuft, who presented an influential, approach of presentation of visual graphics through several principles. Tuft argues that graphical excellence in statistical graphics for example, must have complex ideas that are communicated with clarity, efficiency and precision (Seintra, Adriaansen & Liere 2009, 163). Therefore, tuft put forward a few principles that any graphical excellence has to abide with. ... These principles by tuft have to guide the design and presentation of any graphical presentation that effectively serves its purpose as was designed for. According to (Seintra, Adriaansen & Liere 2009, 163), Tuft further considers visualizations that have cluttered graphics, that are incomprehensible as tempting to remove the data. Cluttered information is therefore an aspect of poor design and cannot be considered as being affected by the data presented by such design. (Source: http://www.shadedrelief.com/world/) Fig. 1 example of a well designed geovisualization The geovisualization to be investigated against the Tuft principles of visualization is a man showing the physical features of the globe that is found in the following link (http://www.nacis.org/data/world_map/map1/world1/world_map1.html. ). This geovisualization has been selected due to its unique presentation aspects that the designer of this map incorporated and the different perspectives in which the map can be viewed a t. This geovisualization also portrays contrasting features as presented the designer and offers a good model through which Tuft principles of visualization can be well understood. The geovisualization portrays aw old map with all the important physical features visible and with descriptions well embedded in the map. It is an informative geovisualization that can be used to make decisions concerning this subject. One of the conditions as given by Tuft in designing visualization is that such visualization has to be clear and present the graphics and data with precision (Seintra, Adriaansen & Liere 2009, 163). The geovisualization in question has well portrayed these conditions in that the maps as representing the continents are clear and well visible with precision, it is
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