3 papers
stat.AP2026
Genetic Algorithms in Regression
Mo Li, QiQi Lu, Robert Lund +1
Many statistical problems involve optimization over a discrete parameter space having an unknown dimension. In such settings, gradient-based methods often fail due to the non-diffe…
stat.ME2025
The Asymptotic Distribution for a Single Joinpoint Changepoint Model
Xueheng Shi, Robert Lund
A single joinpoint changepoint model partitions a time series into two segments, joined at the changepoint time by constraining the estimated piecewise linear regression responses…
stat.ME2025
Single Changepoint Procedures
Robert Lund, Xueheng Shi
Single changepoint tests have become a staple check for homogeneity of a climate time series, suggesting how climate has changed should non-homogeneity be declared. This paper summ…