2 papers
stat.AP2024
Low-Rank Expectile Representations of a Data Matrix, with Application to Diurnal Heart Rates
Shuge Ouyang, Yunxuan Tang, Benjamin Osafo Agyare
Low-rank matrix factorization is a powerful tool for understanding the structure of 2-way data, and is usually accomplished by minimizing a sum of squares criterion. Expectile anal…
math.CO2024
Quantum bumpless pipe dreams
Tuong Le, Shuge Ouyang, Leo Tao +2
Schubert polynomials are polynomial representatives of Schubert classes in the cohomology of the complete flag variety and have a combinatorial formulation in terms of bumpless pip…