Yuka Ikarashi (五十嵐祐花)

Yuka Ikarashi (née Takahashi) is a PhD candidate at MIT CSAIL, advised by Jonathan Ragan-Kelley. I also work closely with Gilbert Bernstein. I received a Master of Science (S.M.) in Computer Science in 2022 from MIT. Previously, I received a Bachelor of Science in Information Science in 2020 from the University of Tokyo, where I worked with Takeo Igarashi and Tsukasa Fukusato. [CV] (Last update: November 2024) E-mail (MIT): yuka at csail.mit.edu Google Scholar ORCID Office address: 32-D466 32 Vassar St. Cambridge, MA 02139

at Stata (2021)

News

• I will be speaking about Exo at the Scale ML seminar at MIT on November 13th.
• Jenny Lin will present our work, "UFO Instruction Graphs Are Machine Knittable," at SIGGRAPH Asia 2024 in Tokyo. I will attend in person as well!
• I will give a talk at Women in CG at SIGGRAPH Asia on Wednesday, December 4th at 11:00 am.
• Our paper, "Exo 2: Growing a Scheduling Language," has been accepted to ASPLOS 2025! I hope to see everyone in Rotterdam.

Papers

Exo 2: Growing a Scheduling Language
Yuka Ikarashi, Kevin Qian, Samir Droubi, Alex Reinking, Gilbert Bernstein, Jonathan Ragan-Kelley
ASPLOS 2025
[full paper with appendices]

UFO Instruction Graphs Are Machine Knittable
Jenny Lin, Yuka Ikarashi, Gilbert Bernstein, Jim McCann
SIGGRAPH Asia 2024 (journal)
[project page]

Tackling the Matrix Multiplication Micro-kernel Generation with Exo
Adrián Castelló, Julian Bellavita, Grace Dinh, Yuka Ikarashi, Héctor Martínez
CGO 2024
[arxiv]

Semantics and Scheduling for Machine Knitting Compilers
Jenny Lin, Vidya Narayanan, Yuka Ikarashi, Jonathan Ragan-Kelley, Gilbert Bernstein, Jim McCann
SIGGRAPH 2023 (journal)
[project page]

Exocompilation for Productive Programming of Hardware Accelerators
Yuka Ikarashi*, Gilbert Louis Bernstein*, Alex Reinking, Hasan Genc, Jonathan Ragan-Kelley (*Equal contributions)
PLDI 2022
[project page] [ACM DL] [MIT News] [Full pdf]

Guided Optimization for Image Processing Pipelines
Yuka Takahashi, Jonathan Ragan-Kelley, Tsukasa Fukusato, Jun Kato, Takeo Igarashi
VL/HCC 2021 short paper. Best Short Paper Award.
[IEEE](short version) [arxiv](long version)

PaintersView: Automatic Suggestion of Optimal Viewpoints for 3D Texture Painting
Yuka Takahashi, Tsukasa Fukusato, Takeo Igarashi
SIGGRAPH ASIA 2019 technical brief
[project page] [doi] [full html]

Migrating large codebases to C++ Modules
Yuka Takahashi, Oksana Shadura, Vassil Vassilev
19th International Workshop on Advanced Computing and Analysis Techniques in Physics Research (ACAT 2019), March 2019, Saas-Fee.
[doi] [slides]

Optimizing Frameworks Performance Using C++ Modules Aware ROOT
Yuka Takahashi, Vasil Vasilev, Oksana Shadura, Raphael Isemann
23rd International Conference on Computing in High Energy and Nuclear Physics (CHEP 2018)
[doi]

Posters & Talks

3Dペインティングのための最適視点提示手法
Yuka Takahashi, Tsukasa Fukusato, Takeo Igarashi
Visual Computing 2019 Posters. June 27-29, 2019, Tokyo, Japan.
[poster]

Stitch: An Interactive Design System for Hand-Sewn Embroidery
Yuka Takahashi, Tsukasa Fukusato
SIGGRAPH 2018 Posters. August 12-16, 2018, Vancouver, BC, Canada.
ACM Student Research Competition Third Place Award.
[doi] [video]

Optimizing Frameworks' Performance Using C++ Modules-Aware ROOT
Yuka Takahashi, Vasil Georgiev Vasilev, Raphael Isemann
CHEP 2018 Posters. July 09-13, 2018, Sofia, Bulgaria.
[poster]

Future of ROOT runtime C++ modules
Yuka Takahashi, Vasil Georgiev Vasilev
ROOT User's Workshop 2018, September 2018, Sarajevo.
[slides]

ROOT prompt usability features and their costs
Yuka Takahashi, Vasil Georgiev Vasilev, Axel Naumann
ROOT User's Workshop 2018, September 2018, Sarajevo.
[slides]

A better shell command-line autocompletion for clang
Yuka Takahashi
LLVM developer's meeting, October 2017, San Jose, CA.
[video]

Investigating Universal Metrics of Vulnerability Regarding Cross-Site Scripting Attacks
Shogo Hayashi, Yu Asabe, Keiichi Ishikawa, Yuka Takahashi, Masashi Ikarashi, Kanta Matsuura
IWSEC 2016 Posters.

Education

• Massachusetts Institute of Technology
  September 2020 - present
  Ph.D. in Computer Science
  Advisor: Jonathan Ragan-Kelley
  
  
• Massachusetts Institute of Technology
  September 2020 - May 2022
  Master of Science (S.M.) in Computer Science
  Advisor: Jonathan Ragan-Kelley
  
  
• The University of Tokyo
  April 2015 – March 2020
  Awarded a Dean's Award for academic performance and bachelor thesis. Ranked top at the Department of Information Science.
  Bachelor of Science in Information Science. Major GPA: 3.98/4.0
  Advisor: Takeo Igarashi

Experience

• June 2023 - September 2023, Software Dev Eng Intern, Apple Inc., Cupertino, CA.
  Vector and Numerics Team
  Applied Exo to Apple's hardware, part 2
  
  
• November 2022 - May 2023, Applied Scientist Intern, Amazon, Remote.
  Applied Exo to Amazon Device's hardware
  
  
• June 2022 - September 2022, Software Dev Eng Intern, Apple Inc., Cupertino, CA.
  Vector and Numerics Team
  Applied Exo to Apple's hardware
  
  
• April 2020 - May 2020, Project Academic Support Specialist (research staff), The University of Tokyo, Japan.
  Advisor: Tsukasa Fukusato
  
  
• August 2019 - September 2019, Visiting Student, UC Berkeley, US.
  Advisor: Jonathan Ragan-Kelley
  
  
• March 2018 - February 2019, Research and Development Engineer, CERN, Switzerland.
  Advisor: Vassil Vassilev
  
  
• May - August 2017, Google Summer of Code student, LLVM Organization.
  Advisor: Raphael Isemann and Vassil Vassilev

Teaching and Mentoring

• September 2021 - present, MIT Undergraduate Research Opportunities Program (UROP) mentor.
  Working on Exo with Kevin Qian, Samir Droubi, Andrew Weinfeld, Kenneth Moon, and Mario Mrowka.
  
  
• TA for 6.101 (Fundamentals of Programming), MIT, Spring 2023.
  
  
• April 2019 - August 2019, Google Summer of Code Mentor, HSF software foundation.
  
  
• September 2019, Security Mini-camp, Lecturer.
  Gave a compiler lecture to middle and high school students at the Japanese government-funded security lecturing project.

Projects

• Exo
  Exo is getting bigger!
  
  
• ROOT
  Worked on ROOT during my internship at CERN. I was mainly working on Cling, C++ Modules, and also their migration to CMSSW.
  
  
• LLVM/Clang
  I started working on bash-autocompletion for Clang project as a Google Summer of Code student in 2017 and worked on C++ modules during my internship at CERN.
  

Grants and Awards

• Rising Stars in EECS (2024)
  
  
• Quad Fellowship (2024)
  Granted $40,000.
  
  
• ML and Systems Rising Stars (2024)
  
  
• Masason Foundation Fellowship (2020-2025)
  Granted 5 years of tuition, stipend, and travel costs.
  
  
• The Great Educators Fellowship from MIT EECS (2020)
  Granted 9 months of tuition and stipend.
  
  
• Dean's Award (2020) from the University of Tokyo
  
  
• Doctoral research fellowship from Funai Foundation (2021-2023)
  Granted 2 years of tuition and stipend.
  
  
• Research internship grant from SVAP 2019.
  
  
• Travel grant from Computer Science Alliance at The Univesity of Tokyo. The grant was used to present the work on C++ Modules at ACAT 2019.
  
  
• Travel grant from LLVM Organization. The grant was used to present the work on autocompletion at LLVM developers' meeting 2017.

Community Service

• CGO Artifact Evaluation Committee (2025)
  
• SIGGRAPH Asia Reviewer (2024)
  
• ICFP Artifact Evaluation Committee (2024)
  
• MIT PLR Program Committee (2023 and 2024)
  
• Japanese Association of MIT (JAM)
  President, 2022-2024
  
• Japanese Graduate Student Association
  Vice President, 2020-2023
  
• .406 Ventures Fellowship
  Student Fellow, 2021-2023
  
• E14 Fund Fellowship
  Student Fellow, 2022-2023
  

Old News

• I will be attending Rising Stars in EECS at MIT from October 24-25, 2024.
• I will be visiting Washington, D.C. for the Quad Fellowship Summit from October 6-9, 2024.
• Here's my summer 2024 travel plans. Let me know if you happen to be in the same location. Let's hang out!
  • Visiting Gilbert at the University of Washington from 8/7-9/7.
  • Visiting CMU (7/26-7/27), University of Cambridge (7/28-31), and Paris (8/1-8/5).
  • Visiting NVIDIA HQ (7/15-7/16), University of Berkeley (7/17).
• I will give a talk at Oak Ridge National Laboratory on 3/15/2024.
• I will give a talk at CERN's compiler-research monthly meeting on 2/1/2024.
• I will be returning at vector and numerics team at Apple this summer to work on Exo.
• Jenny Lin will present our paper at SIGGRAPH 2023. Please go see her talk!
• I will give a talk at Languages, Systems, and Data Seminar on 5/5/2023.
• I will give a talk at a compiler reading group organized by Google Tensorflow team on 2/23/2023.
• I will give a talk at Brown Visual Computing Seminar on 2/24/2023. I will be visiting Brown in person.

Miscellany

Travel

• I love traveling. I've traveled to 34 countries so far. Japan (born and lived for 21 years), UK (lived for one year) + British Virgin Islands, France, Belgium, Netherlands + Saint Maarten, Germany, Switzerland (lived for one year), Austria, Tunisia, Korea, China, Taiwan, Vietnam, US (living since 2020) + US Virgin Islands, Peru, Bolivia, Brazil, Argentina, Fiji, Luxembourg, Russia, Ukraine, Hungary, Spain, Italy, Bulgaria, Canada, Slovakia, Bosnia and Herzegovina, Croatia, Belarus, Czechia, UAE, Australia, Antigua and Barbuda.

  Links

• blog(Japanese)/github/linkedin