2 papers
cs.DS2025
Understanding the Kronecker Matrix-Vector Complexity of Linear Algebra
Raphael A. Meyer, William Swartworth, David P. Woodruff
We study the computational model where we can access a matrix only by computing matrix-vector products for vectors of the form $\mathrm{x} = \ma…
stat.CO2022
Population-Based Hierarchical Non-negative Matrix Factorization for Survey Data
Xiaofu Ding, Xinyu Dong, Olivia McGough +6
Motivated by the problem of identifying potential hierarchical population structure on modern survey data containing a wide range of complex data types, we introduce population-bas…