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CALSCALE:GREGORIAN
PRODID:UW-Madison-Physics-Events
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SEQUENCE:4
UID:UW-Physics-Event-9628
DTSTART:20260319T193000Z
DTEND:20260319T203000Z
DTSTAMP:20260415T061410Z
LAST-MODIFIED:20260310T191213Z
LOCATION:Morgridge Hall\, 7th floor Seminar Room
SUMMARY:Scalable testing of quantum error correction\, CS Distinguishe
 d Seminar\, Jens Palsberg\, UCLA
DESCRIPTION:<p>The standard method for benchmarking quantum error corr
 ection is\nrandomized fault-injection testing.  \nThe state-of-the-a
 rt tool Stim is efficient for error-correction implementations with di
 stances of up to 10\, but scales poorly to larger distances for low ph
 ysical error rates. In this talk\, I will present a scalable approach 
 that combines stratified fault injection with extrapolation.\nThe ins
 ight is that some of the fault space can be sampled efficiently\, afte
 r which extrapolation is sufficient to complete the testing task. As a
  result\, our tool scales to distance 17 for\na physical error rate o
 f 0.0005 with a two-hour time budget on a desktop. For this case\, it 
 estimated a logical error rate of\n$1.51 \\times 10^{-11}$ with high 
 confidence.\nJoint work with John Zhuoyang Ye\, <a href='https://arxi
 v.org/abs/2602.04921'>https://arxiv.org/abs/2602.04921</a></p>\n<p>Bi
 o: Jens Palsberg is a Professor and a former Department Chair of Compu
 ter Science at the University of California\, Los Angeles (UCLA). His 
 research interests span the areas of programming languages\, software 
 engineering\, and quantum computing.\nHe is the director of the UCLA-
 Amazon Science Hub for Humanity and Artificial Intelligence\, an assoc
 iate editor of ACM Transactions on Quantum Computing\, and a member of
  the ACM Council. In 2012\, he received the ACM SIGPLAN Distinguished 
 Service Award\, and in 2023 he received the Excellence in Teaching Awa
 rd from the UCLA Samueli Engineering School for his courses on quantum
  computing.</p>
URL:https://www.physics.wisc.edu/events/?id=9628
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