Saturday, January 10, 2009

Visual communication

Visual communication as the name suggests is communication through visual aid. It is the conveyance of ideas and information in forms that can be read or looked upon. Primarily associated with two dimensional images, it includes: signs, typography, drawing, graphic design, illustration, colour and electronic resources. It solely relies on vision. It is form of communication with visual effect. It explores the idea that a visual message with text has a greater power to inform, educate or persuade a person. It is communication by presenting information through Visual form. The evaluation of a good visual design is based on measuring comprehension by the audience, not on aesthetic or artistic preference. There are no universally agreed-upon principles of beauty and ugliness. There exists a variety of ways to present information visually, like gestures, body languages, video and TV. Here, focus is on the presentation of text, pictures, diagrams, photos, et cetera, integrated on a computer display. The term visual presentation is used to refer to the actual presentation of information. Recent research in the field has focused on web design and graphically oriented usability. Graphic designers use methods of visual communication in their professional practice.

Visual communication on the World Wide Web is perhaps the most important form of communication taking place when users are surfing the Internet. When experiencing the web, one uses the eyes as the primary sense and therefore the visual dísplay of a website is important for the users understanding of the communication taking place.

Creative visualization refers to the practice of seeking to affect the outer world via changing one's thoughts. Creative Visualization is the basic technique underlying positive thinking and is frequently used by athletes to enhance their performance. The concept originally arose in the US with the nineteenth century New Thought movement. One of the first to practice the technique of creative visualization was Wallace Wattles (1860 – 1911), who wrote The Science of Getting Rich.

Creative visualization is the technique of using one's imagination to visualize specific behaviors or events occurring in one's life.Advocates suggest creating a detailed schema of what one desires and then visualizing it over and over again with all of the senses (i.e., what do you see? what do you feel? what do you hear? what does it smell like?).For example, in sports a golfer may visualize the "perfect" stroke over and over again to mentally train muscle memory.

Data visualization is the study of the visual representation of data, defined as information which has been abstracted in some schematic form, including attributes or variables for the units of information.

The main goal of data visualization is to communicate information clearly and effectively through graphical means. It doesn’t mean that data visualization needs to look boring to be functional or extremely sophisticated to look beautiful. To convey ideas effectively, both aesthetic form and functionality need to go hand in hand, providing insights into a rather sparse and complex data set by communicating its key-aspects in a more intuitive way. Yet designers often tend to discard the balance between design and function, creating gorgeous data visualizations which fail to serve its main purpose — communicate information.

Data visualization is closely related to Information graphics, Information visualization, Scientific visualization and Statistical graphics. According to Frits Post (2003) data visualization is currently a very active and vital area of research, teaching and development. The term unites the established field of scientific visualization and the more recent field of information visualization.

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