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IBM Journal of Research and Development
Applications of Massively Parallel Systems   Volume 52, Number 1/2, 2008
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A massively parallel implementation of the common azimuth pre-stack depth migration - Author Bios

 by H. Calandra,
F. Bothorel,
and P. Vezolle
Biographical sketches of authors

Henri Calandra Total Exploration and Production Division, Avenue Larribau, 6400 Pau, France (henri.calandra@total.com). In 1984, Dr. Calandra received a Ph.D. degree in mathematics from the University des Pays de l'Adour, France. He joined Cray Research France in 1987 and worked on seismic applications for 2 years. He joined the Applied Mathematics Department of the French Atomic Agency in 1989. In 1990, he started to work for Total. After 12 years of work in high-performance computing and as project leader for pre-stack depth migration research, he became head of the Total USA Geophysics Research Group and now coordinates depth imaging research for the worldwide group.

François Bothorel IBM France, 2 Avenue Gambetta, 92400 Courbevoie, France (francois.bothorel@fr.ibm.com). In 1982, Mr. Bothorel received an M.Sc. degree in mathematics from the University Paris XI, Orsay, France. He joined Control Data Corporation in 1983 where he worked in a service bureau for 3 years. He joined Gould Computer Systems in 1986 and worked on real-time applications and participated in developing an FFT package for vector computers. Mr. Bothorel worked for Digital Equipment Corporation as a specialist on real-time and scientific applications. In 1999, he joined IBM and is the French Lead Architect for the high-performance computing market. He is an IBM IT Certified Specialist and part of the Deep Computing organization.

Pascal Vezolle IBM France, Rue de la Vielle Poste, BP 1021, F-34006 Montpellier, France (vezolle@fr.ibm.com). In 1993, Dr. Vezolle received a Ph.D. degree in applied mathematics from the University of Bordeaux. From 1993 to 1995, he worked on distributed parallel computers for the French Atomic Agency. He joined Saint Gobain Research in 1996 as a computing engineer. He joined IBM in 2001. He is an IBM IT-certified specialist and part of Deep Computing organization and Blue Gene* worldwide team.

*Trademark, service mark, or registered trademark of International Business Machines Corporation in the United States, other countries, or both.

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