Webpages are documents written in Hypertext Mark-up Language (HTML) defined by the international web standards body, the World-Wide-Web Consortium (W3C) HTML . HTML combines text information with meaningful semantic mark-up of the text, for example “This is a header” or “this is a list of information”. An HTML client has responsibility for rendering the content to the user in accordance with th...

A standard feature in cataloging documents is the list of keywords. When the source documents are web pages, we can attempt to aid the cataloger by analyzing the page and presenting relevant support material. Since the keywords that occur in a document generally occur in keyphrases, and keyphrases provide contextual material for reviewing candidate keywords, they are a natural aggregate to extr...

Table is a commonly used presentation scheme, especially for describing relational information. Table understanding on the web has many potential applications including web mining, knowledge management, and web content summarization and delivery to narrow-bandwidth devices. Although in HTML documents tables are generally marked as elements, often the tag is used liberally to ach...

Both LTEX and HTML are languages that can express the structure of a document, and similarities between these two systems are shown. A detailed study is made of the LaTeX2HTML program, written by Nikos Drakos, that is today the most complete utility for translating LTEX code into HTML, providing a quasi-automatic translation for most elements. A discussion of a few other tools for translating b...

Web technology evolves organically, rarely taking the straightest path to new places. The story of its dominant syntaxes is one example. Starting from very loosely defined SGML-inspired markup, it then went through a period of XML austerity that intended to curtail the race to the bottom between browsers in tag soup processing. Such a draconian approach failed, but out of the melee came HTML5 w...