Xinye Chen

Review Software Contribution Publication Conference Organization Teaching Activity Links

Current position
Postdoc
Department of Numerical Mathematics
Univerzita Karlova
Advisor: Erin Carson

Education

Research Interest:

Scientific Computing
Algorithm Design and Analysis
Machine Learning
High Performance Computing

Software

mhodlr
Matrix computations with HODLR representation and mixed-precision simulations

GitHub Documentation

pychop
A Python package for simulating low precision floating point arithmetic in scientific computing

GitHub Documentation (To be released)

snn
A lightweight fast exact radius query algorithm

GitHub Documentation

cabba
A package of C++ version for ABBA

GitHub Documentation

classix
An fast and scalable towards explainable clustering

GitHub PyPI Release Documentation

fABBA
An open-source efficient symbolic representation compression method for temporal data

GitHub PyPI Release Documentation

slearn
A package linking symbolic representation with sklearn for time series forecasting

GitHub PyPI Release Documentation

ABBA.jl
A time series symbolic representation method in Julia

GitHub Pkg Release Documentation

Publication & Preprint

* indicate alphabetical order

Mixed precision HODLR matrices
*Erin Carson, *Xinye Chen, *Xiaobo Liu, 2024

arXiv:2407.21637

Computing k-means in mixed precision
*Erin Carson, *Xinye Chen, *Xiaobo Liu, 2024

arXiv:2407.12208

Using Laplace Transform To Optimize the Hallucination of Generation Models
Cheng Kang, Xinye Chen, Novak Daniel, Xujing Yao, 2024

18th International Conference on Control, Automation, Robotics and Vision

fABBA: A Python library for the fast symbolic approximation of time series
*X. Chen and *S. Güttel, 2024

Journal of Open Source Software

Quantized embedding vectors for controllable diffusion language models
C. Kang, X. Chen, Y. Hu, D. Novak, 2024

arXiv:2402.10107

Joint symbolic aggregate approximation of time series
*X. Chen, 2023

arXiv:2401.00109

Fast and exact fixed-radius nearest neighbor search based on sorting
*X. Chen and *S. Güttel, 2022

Peer J Computer Science

Fast and explainable sorted based clustering
*X. Chen and *S. Güttel, 2022

Pattern Recognition

An efficient aggregation method for the symbolic representation of temporal data
*X. Chen and *S. Güttel, 2022

ACM Transactions on Knowledge Discovery from Data

Digital-twin-based online parameter personalization for implantable cardiac defibrillators
M. Lai, H. Y, J. Gu, X. Chen and Z. Jiang, 2022

44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society

A fast sorting-based aggregation method for symbolic time series representation
*X. Chen and *S. Güttel, 2021

Proceedings of the IEEE International Conference on Data Mining Workshops

A comparison of LSTM and GRU networks for learning symbolic sequences
*Roberto Cahuantzi, *X. Chen and *S. Güttel, 2021

Springer Lecture Notes in Networks and Systems

Technique Report

Understanding spectral graph neural network
X. Chen, 2020

arXiv:2012.06660

Contributed Talk and Poster

SIAM Conference on Computational Science and Engineering, Amsterdam, February, 2023
Poster: CLASSIX: Fast and explainable clustering based on sorting (attend as SIAM Manchester Student Chapter representative)

SIAM Conference on Mathematics of Data Science, San Diego, September, 2022
Poster: CLASSIX: Fast and explainable clustering based on sorting

44th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Glasgow, July, 2022
Talk: Digital-twin-based Online Parameter Personalization for Implantable Cardiac Defibrillator

Advances in Numerical Linear Algebra: Celebrating the 60th Birthday of Nick Higham, Manchester, July, 2022
Poster: CLASSIX: Fast and explainable clustering based on sorting

SIAM UKIE National Student Chapter Conference, Edinburgh, June, 2022
Poster: CLASSIX: Fast and explainable clustering based on sorting

ICDM Workshop of Systematic Feature Engineering for Time-Series Data Mining, Auckland, November, 2021
Talk: A fast sorting-based aggregation method for symbolic time series representation

Numerical Linear Algebra Group Meeting, Manchester, October, 2021
Talk: An efficient aggregation method for the symbolic representation of temporal data

Numerical Linear Algebra Group Meeting, Manchester, April, 2021
Talk: Rational approximation of matrix-valued functions in nonlinear eigenvalue problems

Organization

Manchester SIAM-IMA Student Chapter Conference 2023, Manchester, April, 2023

Teaching

MATH20602 : Numerical Analysis 1 - Tutorial, 2nd Semester 2021 -- 2022

MATH10202 : Linear Algebra A - Tutorial (temporary), 2nd Semester 2021 -- 2022
subspaces math10202week1
MATH19661 : Mathematics 1M1 - Tutorial (temporary), 1st Semester 2021 -- 2022
math19661week11
MATH49111 : Scientitfic computing - Tutorial, 1st Semester 2021 -- 2022
MATH10222 : Calculus and Applications - Supervision, 2nd Semester 2020 -- 2021
MATH20621 : Programming with Python - Tutorial, 1st Semester 2020 -- 2021

Activity

President of SIAM-IMA Student Chapter 2022 -- 2023
Treasurer of SIAM-IMA Student Chapter 2021 -- 2022
Vice president of SIAM-IMA Student Chapter 2020 -- 2021
Member of Institute of Electrical and Electronics Engineers 2021 -- 2022

Member of Society for Industrial and Applied Mathematics 2020 -- 2022

Member of Association for Computing Machinery 2021 -- 2022