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A set of visual words and visual terms. Considering the visual terms alone is the “Visual Vocabulary” which will be the reference and retrieval system that will depend on it for retrieving images. All images will be represented with this visual language as a collection of visual words, or bag of visual words.
Picture dictionaries are often organized by topic instead of being an alphabetic list of words, and almost always include only a small corpus of words. A similar but distinct concept is the visual dictionary, [1] which is composed of a series of large, labelled images, allowing the user to find the name of a specific component of a larger object.
Alternative text (or alt text) is text associated with an image that serves the same purpose and conveys the same essential information as the image. [1] In situations where the image is not available to the reader, perhaps because they have turned off images in their web browser or are using a screen reader due to a visual impairment, the alternative text ensures that no information or ...
However, we primarily want freely-licensed images (GFDL, CC-BY-SA, CC-BY, public domain, or another free content license, not just any picture on the web) which are compatible with our policies and our goal of creating a free resource for everyone. If a picture is worth a thousand words, contributing a free picture is giving a thousand words to ...
Visual rhetoric studies how humans use images to communicate. Elements of images, such as size color, line, and shape, are used to convey messages. [19] In images, meanings are created by the layout and spatial positions of these elements. [19] The entities that constitute an image are socially, politically, and culturally constructed.
For example, in an article with numerous images of persons (e.g. Running), seek to depict a variety of ages, genders, and ethnicities. If an article on a military officer already shows its subject in uniform, then two more formal in-uniform portraits would add little interest or information, but a map of an important battle and an image of its ...
An example of a hyperlink as commonly seen in a web browser, with a computer mouse pointer hovering above it Visual abstraction of several documents being connected by hyperlinks In computing , a hyperlink , or simply a link , is a digital reference to data that the user can follow or be guided to by clicking or tapping . [ 1 ]
A scanned source is preferred on many Wikisources and required on some. Most Wikisources will, however, accept works transcribed from offline sources or acquired from other digital libraries. [2] The requirement for prior publication can also be waived in a small number of cases if the work is a source document of notable historical importance.