Functional data analysis treats multivariate dataset as a mix of functions evaluated over some domain. A recent article in JMVA  is not strrictly related to chemometrics, but can be an inspiration for chemometricians to apply described ideas to chemical data.
- J. Chiou, Y. Yang, and Y. Chen, "Multivariate functional linear regression and prediction", Journal of Multivariate Analysis, vol. 146, pp. 301-312, 2016. http://dx.doi.org/10.1016/j.jmva.2015.10.003