Ramanathan V. Guha
Encyclopedia
Ramanathan V. Guha is an India
n computer scientist
. He graduated with B.Tech (Mechanical Engineering) from Indian Institute of Technology Madras
, MS(Mechanical engineering) from University of California Berkeley and
Ph.D(Computer science) from Stanford University
. Since May 2005, he has been working at Google
.
Guha was one of the early co-leaders of the Cyc
Project where he worked from 1987 through 1994 at Microelectronics and Computer Technology Corporation
. He was responsible for the design and implementation of key parts of the Cyc system, including the CycL
knowledge representation
language, the upper ontological layers of the Cyc Knowledge Base and some parts of the original Cyc Natural Language understanding system.
Leaving what became Cycorp, Guha founded Q Technology, which created a database schema mapping tool called Babelfish. In 1994, he moved to work at Apple Computer
, reporting to Alan Kay
, where he developed the Meta Content Framework
(MCF) format. In 1997 he joined Netscape Corporation where together with Tim Bray
, he created a new version of MCF that used the XML
language and which became the main technical precursor to W3C's Resource Description Framework
(RDF) standard.
Guha also contributed to the "smart browsing" features of Netscape 4.5 and was instrumental in Netscape's acquisition of the Open Directory Project
. In March 1999, he created the first version of RSS as part of Netscape's personalized home page project. In 1999 he left Netscape and in May co-founded Epinions
where he worked until 2000. Guha founded Alpiri in late 2000 which created TAP, a semantic web
application and knowledge base
. In 2002, he became a researcher at IBM Almaden Research Center. In 2005 Guha joined Google
. He currently leads development of Google Custom Search.
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...
n computer scientist
Computer science
Computer science or computing science is the study of the theoretical foundations of information and computation and of practical techniques for their implementation and application in computer systems...
. He graduated with B.Tech (Mechanical Engineering) from Indian Institute of Technology Madras
Indian Institute of Technology Madras
The Indian Institute of Technology Madras is an engineering and technology school in Chennai in southern India. It is recognized as an Institute of National Importance by the Government of India...
, MS(Mechanical engineering) from University of California Berkeley and
Ph.D(Computer science) from Stanford University
Stanford University
The Leland Stanford Junior University, commonly referred to as Stanford University or Stanford, is a private research university on an campus located near Palo Alto, California. It is situated in the northwestern Santa Clara Valley on the San Francisco Peninsula, approximately northwest of San...
. Since May 2005, he has been working at Google
Google
Google Inc. is an American multinational public corporation invested in Internet search, cloud computing, and advertising technologies. Google hosts and develops a number of Internet-based services and products, and generates profit primarily from advertising through its AdWords program...
.
Guha was one of the early co-leaders of the Cyc
Cyc
Cyc is an artificial intelligence project that attempts to assemble a comprehensive ontology and knowledge base of everyday common sense knowledge, with the goal of enabling AI applications to perform human-like reasoning....
Project where he worked from 1987 through 1994 at Microelectronics and Computer Technology Corporation
Microelectronics and Computer Technology Corporation
Microelectronics and Computer Technology Corporation was the first, and - at one time - one of the largest, computer industry research and development consortia in the United States....
. He was responsible for the design and implementation of key parts of the Cyc system, including the CycL
CycL
CycL in computer science and artificial intelligence is an ontology language used by Doug Lenat's Cyc artificial intelligence project. Ramanathan V. Guha was instrumental in the design of early versions of the language. There is a close variant of CycL known as MELD.The original version of CycL was...
knowledge representation
Knowledge representation
Knowledge representation is an area of artificial intelligence research aimed at representing knowledge in symbols to facilitate inferencing from those knowledge elements, creating new elements of knowledge...
language, the upper ontological layers of the Cyc Knowledge Base and some parts of the original Cyc Natural Language understanding system.
Leaving what became Cycorp, Guha founded Q Technology, which created a database schema mapping tool called Babelfish. In 1994, he moved to work at Apple Computer
Apple Computer
Apple Inc. is an American multinational corporation that designs and markets consumer electronics, computer software, and personal computers. The company's best-known hardware products include the Macintosh line of computers, the iPod, the iPhone and the iPad...
, reporting to Alan Kay
Alan Kay
Alan Curtis Kay is an American computer scientist, known for his early pioneering work on object-oriented programming and windowing graphical user interface design, and for coining the phrase, "The best way to predict the future is to invent it."He is the president of the Viewpoints Research...
, where he developed the Meta Content Framework
Meta Content Framework
Meta Content Framework was a specification of a format for structuring metadata about web sites and other data. MCF was developed by Ramanathan V. Guha at Apple Computer between 1995 and 1997...
(MCF) format. In 1997 he joined Netscape Corporation where together with Tim Bray
Tim Bray
Timothy William Bray is a Canadian software developer and entrepreneur. He co-founded Open Text Corporation and Antarctica Systems. Bray was Director of Web Technologies at Sun Microsystems from early 2004 to early 2010. Since then he has served as a Developer Advocate at Google, focusing on...
, he created a new version of MCF that used the XML
XML
Extensible Markup Language is a set of rules for encoding documents in machine-readable form. It is defined in the XML 1.0 Specification produced by the W3C, and several other related specifications, all gratis open standards....
language and which became the main technical precursor to W3C's Resource Description Framework
Resource Description Framework
The Resource Description Framework is a family of World Wide Web Consortium specifications originally designed as a metadata data model...
(RDF) standard.
Guha also contributed to the "smart browsing" features of Netscape 4.5 and was instrumental in Netscape's acquisition of the Open Directory Project
Open Directory Project
The Open Directory Project , also known as Dmoz , is a multilingual open content directory of World Wide Web links. It is owned by Netscape but it is constructed and maintained by a community of volunteer editors.ODP uses a hierarchical ontology scheme for organizing site listings...
. In March 1999, he created the first version of RSS as part of Netscape's personalized home page project. In 1999 he left Netscape and in May co-founded Epinions
Epinions
Epinions.com is a general consumer review site that was established in 1999. Epinions was acquired by Shopping.com in 2003, which in turn was acquired by Ebay in 2005...
where he worked until 2000. Guha founded Alpiri in late 2000 which created TAP, a semantic web
Semantic Web
The Semantic Web is a collaborative movement led by the World Wide Web Consortium that promotes common formats for data on the World Wide Web. By encouraging the inclusion of semantic content in web pages, the Semantic Web aims at converting the current web of unstructured documents into a "web of...
application and knowledge base
Knowledge base
A knowledge base is a special kind of database for knowledge management. A Knowledge Base provides a means for information to be collected, organised, shared, searched and utilised.-Types:...
. In 2002, he became a researcher at IBM Almaden Research Center. In 2005 Guha joined Google
Google
Google Inc. is an American multinational public corporation invested in Internet search, cloud computing, and advertising technologies. Google hosts and develops a number of Internet-based services and products, and generates profit primarily from advertising through its AdWords program...
. He currently leads development of Google Custom Search.