Joseph T. Iosue

PhD student at UMD

Joseph T. Iosue

I am currently a PhD candidate in the Department of Physics at the University of Maryland. See my CV.

Publications

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See my Google Scholar, arXiv

Joseph Iosue's articles on arXiv

[1]  http://arxiv.org/abs/2412.17909v2 [ html pdf ]
Continuous-variable designs and design-based shadow tomography from random lattices
Jonathan Conrad, Joseph T. Iosue, Ansgar G. Burchards, Victor V. Albert
Comments: 7+31 pages, 3 figures, comments welcome! v2 contains corrections of minor errors
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Information Theory (cs.IT),Information Theory (cs.IT),Operator Algebras (math.OA)
[2]  http://arxiv.org/abs/2410.11942v3 [ html pdf ]
Operator algebra and algorithmic construction of boundaries and defects in (2+1)D topological Pauli stabilizer codes
Zijian Liang, Bowen Yang, Joseph T. Iosue, Yu-An Chen
Comments: 36+17 pages, 41 figures; v2: typos fixed, figures updated; v3: format changed
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Strongly Correlated Electrons (cond-mat.str-el),Mathematical Physics (math-ph),Mathematical Physics (math-ph),Quantum Algebra (math.QA)
[3]  http://arxiv.org/abs/2311.13479v3 [ html pdf ]
Projective toric designs, quantum state designs, and mutually unbiased bases
Joseph T. Iosue, T. C. Mooney, Adam Ehrenberg, Alexey V. Gorshkov
Comments: 17+8 pages, 1 figure. V3: match journal version
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Mathematical Physics (math-ph),Mathematical Physics (math-ph)
Journal ref: Quantum 8, 1546 (2024)
[4]  http://arxiv.org/abs/2410.12900v1 [ html pdf ]
Instability of steady-state mixed-state symmetry-protected topological order to strong-to-weak spontaneous symmetry breaking
Jeet Shah, Christopher Fechisin, Yu-Xin Wang, Joseph T. Iosue, James D. Watson, Yan-Qi Wang, Brayden Ware, Alexey V. Gorshkov, Cheng-Ju Lin
Comments: 21+12 pages, 10+4 figures
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Statistical Mechanics (cond-mat.stat-mech),Strongly Correlated Electrons (cond-mat.str-el)
[5]  http://arxiv.org/abs/2312.11170v3 [ html pdf ]
Extracting topological orders of generalized Pauli stabilizer codes in two dimensions
Zijian Liang, Yijia Xu, Joseph T. Iosue, Yu-An Chen
Comments: main text+appendix 29 pages, 27 figures
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Strongly Correlated Electrons (cond-mat.str-el),Mathematical Physics (math-ph),Mathematical Physics (math-ph)
Journal ref: PRX Quantum 5, 030328 (2024)
[6]  http://arxiv.org/abs/2211.05127v3 [ html pdf ]
Continuous-variable quantum state designs: theory and applications
Joseph T. Iosue, Kunal Sharma, Michael J. Gullans, Victor V. Albert
Comments: 14+40 pages. V2 matches journal version. V3 minor typos fixed
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Mathematical Physics (math-ph),Mathematical Physics (math-ph),Optics (physics.optics)
Journal ref: Phys. Rev. X 14, 011013 (2024)
[7]  http://arxiv.org/abs/2403.18890v1 [ html pdf ]
Average R\'enyi Entanglement Entropy in Gaussian Boson Sampling
Jason Youm, Joseph T. Iosue, Adam Ehrenberg, Yu-Xin Wang, Alexey V. Gorshkov
Comments: 7+11 pages, 1+2 figures
Subjects: Quantum Physics (quant-ph)
[8]  http://arxiv.org/abs/2312.08433v2 [ html pdf ]
Transition of Anticoncentration in Gaussian Boson Sampling
Adam Ehrenberg, Joseph T. Iosue, Abhinav Deshpande, Dominik Hangleiter, Alexey V. Gorshkov
Comments: 5+13 pages, 2+3 figures
Subjects: Quantum Physics (quant-ph)
[9]  http://arxiv.org/abs/2403.13878v1 [ html pdf ]
The Second Moment of Hafnians in Gaussian Boson Sampling
Adam Ehrenberg, Joseph T. Iosue, Abhinav Deshpande, Dominik Hangleiter, Alexey V. Gorshkov
Comments: 16+18 pages, 8+9 figures, 0+3 tables
Subjects: Quantum Physics (quant-ph)
[10]  http://arxiv.org/abs/2302.11593v2 [ html pdf ]
Quantum spherical codes
Shubham P. Jain, Joseph T. Iosue, Alexander Barg, Victor V. Albert
Comments: 5 + 12 pages, 3 figures, 5 tables
Subjects: Quantum Physics (quant-ph); Quantum Physics (quant-ph),Mesoscale and Nanoscale Physics (cond-mat.mes-hall),Information Theory (cs.IT),Information Theory (cs.IT),Metric Geometry (math.MG)

[ Showing 10 of 14 total entries, additional 4 entries available at arXiv.org ]
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Projects

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This list is not meant to be comprehensive.

qubovert (View on GitHub) (View documentation)

I created qubovert, a Python package for dealing with binary optimization problems. It is particularly designed to aid in converting optimization problems to a form that can be solved with quantum annealers and quantum optimization algorithms. I also used it as a way to learn more about best software practices, such as continuous integration, code coverage, code quality, etc.

Contribution to SciPy (View my pull request)

I am the author of pull request number 10648 on Python’s SciPy package. My contribution is included in the 1.5.0 release and later releases. The pull request implements an additional feature for SciPy’s minimization method. In my research of variational quantum algorithms, I devised a bounded version of the standard unbounded Powell minimization method and found to often perform much better than the other gradient-free minimizers. I then implemented this variant in SciPy’s software stack and created the pull request.

qusetta (View on GitHub)

I created qusetta, a Python package for translating between different quantum circuit representations, while I was at QC Ware.

C++ quantum computer (View on GitHub)

To learn about quantum computing, quantum algorithms, and C++, I coded a quantum computer simulator and implemented many quantum algorithms, such as Shor’s factorization algorithm, Grover’s search algorithm, etc.

Review calibration (View report) (View code)

Calibrating reviews from multiple reviewers over the course of multiple days with improvement taken into account.

Hockey Stats (View site) (View source)

A HTML/CSS/Javascript website hosted with GitHub pages to easily track ice hockey stats and keep notes while watching somebody play. The site stores cookies so that statistics are remembered even if the browser is closed.

Distance to Green (View site) (View source)

A little HTML/CSS/Javascript website hosted with GitHub pages to determine the distance you are from the green.

Numerical steppers (View on GitHub)

I provide a general overview of implicit versus explicit and single- versus multi-step steppers for numerically solving differential equations. I implemented dozens of methods in Julia which are included at the end of the paper (see the link). I explore several interesting systems, including geodesics around Schwarzschild and Kerr black holes, motion of a Kapitza pendulum, E cross B drift of a charged particle in perpendicular electric and magnetic fields, etc. See the report and code on the GitHub page.

Android application (View on Google Play) (View source)

Published Android application called “Distance to Green” on the Google Play store under the developer name “Eigenjoe” with monetized adds from AdMob. See the link for more information.

Github blog comments (View site) (View source)

A simple javascript file hosted on my site to easily add comments to a blog by hosting the comments on Github pages.

Presentations

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Talks

  • Projective toric designs, difference sets, and quantum state deisgns.
  • Continuous-variable quantum state designs: theory and applications.
    • Quantum Information Processing (QIP) 2023. View my slides. View my recorded talk.
    • APS March Meeting, 2023. View my slides.
    • Prof. David Gross’s group seminar (invited, virtual), 2022.
    • University of Colorado, Boulder, Journal Club (invited, virtual), 2022.
    • University of Maryland, Quantum Seminar, 2022.
    • APS March Meeting (virtual), 2022.
  • Page curves and typical entanglement in linear optics.
    • Quantum Algorithms and Applications Collaboratory (QuAAC) Seminar, Sandia National Laboratory (invited, given by coauthor)
    • APS March Meeting, 2023. View my slides.

Posters

  • Page curves and typical entanglement in linear optics.
    • Boulder Summer School 2023.
    • Quantum Information Processing (QIP) 2023. View my poster.
  • An initial condition robust outer-loop optimization strategy for a Quantum Approximate Optimization Algorithm.

Miscellaneous

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  • Ou work Continuous-variable quantum state designs: Theory and application was featured in a popular science article.
  • Our work Projective toric designs, difference sets, and quantum state designs is included in the OEIS:A108625 entry.
  • Our work Page curves and typical entanglement in linear optics is included in the OEIS:A062991 entry.
  • Our work Variational Fast Forwarding for Quantum Simulation Beyond the Coherence Time was featured in a popular science article.

Personal

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I’m married to this wonderful lady; see her page here!