
A Functional Data Analysis Approach for Circadian Patterns of Activity of Teenage Girls
Ruzong Fan, Victoria Chen, Yunlong Xie, Lanlan Yin, Sungduk Kim, Paul S Albert, Bruce Simons-Morton

Summer activity patterns among teenage girls: harmonic shape invariant modeling to estimate circadian cycles
Semhar Ogbagaber, Paul S Albert, Daniel Lewin, Ronald J Iannotti