Lloyd R. Welch
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Lloyd R. Welch | |
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| Born | September 28, 1927 |
| Died | December 28, 2023(aged 96)[1][2] |
| Known for | Baum–Welch algorithm,Berlekamp–Welch algorithm |
| Awards | National Academy of Engineering,IEEE Fellow,Claude E. Shannon Award |
Lloyd Richard Welch(September 28, 1927 – December 28, 2023) was an Americaninformation theoristand applied mathematician, and co-inventor of theBaum–Welch algorithmand theBerlekamp–Welch algorithm,also known as the Welch–Berlekamp algorithm.
Welch received his B.S. in mathematics from theUniversity of Illinois,1951, and Ph.D. in mathematics from theCalifornia Institute of Technology,1958, under advisorFrederic Bohnenblust.He worked at theJet Propulsion Laboratory1956–1959,Institute for Defense Analysesin Princeton, 1959–1965, andUniversity of Southern California,1965–1999. He was elected a member of theNational Academy of Engineeringin 1979 for "contributions to an understanding of possibilities, limitations, and design of communications coding for reliability, security, and synchronization".[3]He was also anIEEE Fellow,and received the 2003Claude E. Shannon Award.
References
[edit]- ^"Lloyd Richard Welch".Outlook Valley Sun.2024-01-22.Retrieved2024-01-23.
- ^Christian Senger; P. Vijay Kumar (2024-01-23)."Lloyd Welch passed away at the age of 96".IEEE Information Theory Society.Retrieved2024-01-23.
- ^"Professor Lloyd R. Welch".National Academy of Engineering.
External links
[edit]- University of Southern California faculty web page
- Lloyd R. Welchat theMathematics Genealogy Project
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