Sho IIZUKA

Japanese version

Work Experience

• Apr. 2018－: Site Reliability Engineer, Cybozu, Inc.
• Aug. 2017－Sep. 2018: Software engineer, Light Transport Entertainment, Inc.
• Sep. 2016: Summer internship, Recruit Holdings (Data scientist)
• Aug. 2016: Summer internship, Cybozu, Inc. (Web application engineer)
• Nov. 2012－Mar. 2016: Software engineer (part-time employee), School of Human Science and Environment, University of Hyogo

Education

• Mar. 2018: M.Eng, Department of Information Science, Nara Institute of Science and Technology
• Mar. 2016: B.Eng., School of Engineering, University of Hyogo

Publication

• Oct. 2017, Sho Iizuka, Jun Kawahara, Shoji Kasahara, "Group formation for cooperative spectrum sensing for minimizing miss-detection and false-alarm under uncertainty", IEEE COMSOC Kansai Chapter Student Workshop (Link).
• Sep. 2017, Sho Iizuka, Jun Kawahara, Shoji Kasahara, "Performance Inference for Cooperative Spectrum Sensing with the k-out-of-N Rule: An MCMC-based Approach", Technical Report of IEICE (Abstract).
• Mar. 2017, Sho Iizuka, Jun Kawahara, Shoji Kasahara, "Coalition formation approach for cooperative spectrum sensing in cognitive radio networks by multi-armed bandit problem", Technical Report of IEICE (Abstract).
• Jun. 2016, Sho Iizuka, Takayuki Yumoto, Manabu Nii, Naotake Kamiura, "UHYG at the NTCIR-12 MobileClick Task: Link-based Ranking on iUnit-Page Bipartite Graph", in Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, pp.118-125 (PDF).
• Mar. 2016, Sho Iizuka, Takayuki Yumoto, Manabu Nii, Naotake Kamiura, "Ranking Method for Pieces of Information by Link Analysis", in Proceedings of the 78th National Convention of IPSJ (PDF).

Activity

Programming Contest

• International Collegiate Programming Contest (ICPC)
  • Now: Japanese Alumni Group (JAG)
  • Asia Tsukuba Regional (2016): 26th, chasen_no_sato (Leaderboard)
  • Asia Tsukuba Regional (2015): 28th, ikura-hamachi-salmon (Leaderboard)
  • Asia Tokyo Regional (2014): 19th, broken_keyboard (Leaderboard)
  • Asia Aizu Regional (2013): 23th, wire stripper (Leaderboard)
• Supercomputing Contest (SuperCon)
  • Ang. 2011: 7th, TECHNO (Leaderboard)
• NAIST & JAIST Programming Contest 2017: Organizing Committee

Software

Algorithm

• C++ Python fmx：Full text search engine using FM-index (YouTube)

Web

• Python JavaScript Mod 10^9+7：Share recommended problems of programming contest
• JavaScript React eitan5：Word card
• JavaScript React NAIST Bus Schedule：Bus schedule for students of NAIST

Data Science and Machine Learning

• Python image-classifier：Image classifier for electronic parts using Bag of Visual Words (Blog)
• JavaScript Perceptron playground：Visualizing perceptron classifier (Blog)
• JavaScript t-test：Calculating statistical test, effect size and confidence interval on browser
• Python IREval：Collection of evaluation metrics for information retrieval
• Python BM25Transformer：Okapi/BM25 transformer for scikit-learn
• JavaScript multi-armed-bandit：Demo of multi-armed bandit problem
• Python Stan performance-estimation：Estimating performance of competitor in Online Judge System using Bayesian statistical modeling and item response theory

Contact

• sho [dot] i518 [atmark] gmail [dot] com

External Links

• GitHub
• LinkedIn
• Blog (Japanese)
• SlideShare
• Speaker Deck