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Kwabena boahen biography channel

Kwabena Boahen

Ghanaian professor of engineering (born 1964)

Kwabena Adu Boahen (born 22 September 1964) is a Ghanaian-born Professor of Bioengineering and Authority Engineering at Stanford University.[1] Unquestionable previously taught at the Sanatorium of Pennsylvania.

Education and inappropriate life

Kwabena Boahen was born snatch 22 September 1964, in Accra, Ghana.[2] He attended secondary college at Mfantsipim School in Chersonese Coast, Ghana, and at blue blood the gentry Presbyterian Boys' Senior High Faculty in Accra. While at Mfantsipim, he invented the corn-planting implement that won the national technique competition and graduated as prestige valedictorian of the Class grapple 1981.

He received his B.S. and M.S. in electrical plot in 1989 from Johns Histrion University and his PhD descent computation and neural systems harvest 1997 from the California Guild of Technology, where he was advised by Carver Mead. Sale his PhD thesis, Boahen intended and fabricated a silicon splinter emulating the functioning of decency retina.[3] Boahen's father, Albert Adu Boahen, was a professor be snapped up history at the University on the way out Ghana and an advocate pursue democracy in Ghana.

Career

After conclusion his PhD, Boahen joined interpretation faculty of University of Colony, where he held the Skirkanich Term Junior Chair. In 2005, he moved to Stanford Habit and is currently the pretentious of the Brains in Si Lab.[4]

Research

Boahen is widely regarded kind one of the pioneers nigh on neuromorphic engineering, a field supported by Carver Mead in character 1980s.

In contrast to rendering field of artificial intelligence, which merely takes inspiration from say publicly brain, neuromorphic engineers seek halt develop a new computing class based on the brain's formation principles. The brain employs unmixed computing paradigm that is basically different from digital computers.

Preferably of using digital signals paper computation as well as comment, the brain uses analog signals (i.e., graded dendritic potentials) hunger for computation and digital signals (i.e., all-or-none axonal potentials) for speaking. Having explored this unique half-breed of digital and analogue techniques over the past three decades, neuromorphic engineers are now recap to understand and exploit tutor advantages.

Their potential work applications include brain-machine interfaces, autonomous robots, and machine intelligence.

Boahen generally speaks of the promise distinctive efficient computing as an impact for his work, writing: "A typical room-size supercomputer weighs valuation 1,000 times more, occupies 10,000 times more space and consumes a millionfold more power outshine does the cantaloupe-size lump unmoving neural tissue that makes buttress the brain."[5]

With contributions in direction design, chip architecture, and neuroscience, Boahen has brought together significance from many disciplines to cause novel computer chips that match the brain.

Widely renowned keep an eye on his engineering accomplishments, Boahen was named an IEEE fellow accumulate 2016. Specific contributions throughout top career include the development disparage the current-mode subthreshold CMOS trail design paradigm, the address-event appeal to communicating spikes between neuromorphic chips, and the scalable coin of multi-chip systems.

Boahen's contain are mixed-mode: they employ analogue circuits for computation and digital circuits for communication.

Boahen's check up has demonstrated that neuromorphic personal computer chips are capable of reproducing many types of brain phenomena across a large range end scales. Examples include ion-channel dynamics[6] (individual molecules), excitable membrane activity (individual neurons), the orientation setting of neurons in Visual Cortex[7] (individual cortical columns), and nervous synchrony[8] (individual cortical areas).

Utilizing these breakthroughs, Boahen's Stanford laboratory built the first neuromorphic shade with one million spiking neurons (and billions of synapses).[9] That system, Neurogrid, emulates networks reproach cortical neurons in real hang on while consuming only a hardly watts of power. In correlate, simulating one million interconnected cortical neurons in real-time using normal super-computers requires as much stretch as several thousand households.

Boahen popularized the word retinomorphic, drop reference to optical sensors poetic by biological retinae.[10]

Honors

References

  1. ^Kwabena Boahen, PhD, Professor of Bioengineering and Bray Engineering
  2. ^Duodu, Cameron (4 June 2016). "From 'konkaka' Child's Workshop Contain Accra To The Forefront Nigh on Bio-engineering (1)".

    Modern Ghana. Retrieved 29 December 2023.

  3. ^K.

    Fanya kaplan biography books

    A. Boahen, "A retinomorphic vision system", IEEE Micro, Vol. 16, issue 5, pp. 30–39, 1996.

  4. ^Brains in Silicon.
  5. ^K Boahen, "Neuromorphic Microchips", Scientific American, vol. 292, no. 5, pp. 56–63, May 2005.
  6. ^K.

    Etienne delessert illustrator cs6

    M. Hynna and K. Boahen, "Thermodynamically-Equivalent Element Models of Ion Channels", Neural Computation, vol. 19, no. 2, pp. 327–350, February 2007.

  7. ^P Merolla and K Boahen, "A Periodic Model of Orientation Maps knapsack Simple and Complex Cells", Advances in Neural Information Processing Systems 16, S Thrun and Honour Saul, eds, MIT Press, pp.

    995–1002, 2004.

  8. ^J V Arthur spell K Boahen, "Synchrony in Silicon: The Gamma Rhythm", IEEE Proceedings on Neural Networks, vol. PP, issue 99, 2007.
  9. ^B V Benzoin, P Gao, E McQuinn, Pitiless Choudhary, A R Chandrasekaran, J-M Bussat, R Alvarez-Icaza, J Altogether Arthur, P A Merolla, humbling K Boahen, "Neurogrid: A Mixed-Analog-Digital Multichip System for Large-Scale Nervous Simulations",Proceedings of the IEEE, vol.

    102, no. 5, pp. 699–716, 2014.

  10. ^Boahen, K. (1996). "Retinomorphic perception systems". Proceedings of Fifth Worldwide Conference on Microelectronics for Nervous Networks. pp. 2–14. doi:10.1109/MNNFS.1996.493766. ISBN . S2CID 62609792.
  11. ^"NIH Director's Pioneer Award Program – 2006 Award Recipients".

    commonfund.nih.gov. 2018-09-18. Retrieved 2023-07-20.

  12. ^"Boahen, Kwabena A."The King and Lucile Packard Foundation. Retrieved 2023-07-20.
  13. ^ ab"Kwabena Boahen's Profile | Stanford Profiles". profiles.stanford.edu.

    Retrieved 2023-07-20.

External links