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Dr Stephan Kolassa

Honorary Researcher

Stephan Kolassa

The Management School

LA1 4YX

Lancaster

Research overview

  • Retail forecasting at a highly granular level (e.g., stock keeping unit × store × day)
  • Retail inventory control, especially for perishables
  • Intermittent demand forecasting
  • Forecast accuracy measures

Supervised By

Ingo Althöfer, Jena University, https://www.minet.uni-jena.de/fakultaet/iam/l_althoefere.html

Professional Role

I work in a development team at SAP Switzerland AG, which develops forecasting and replenishment solutions for retail. My responsibilities include:

  • conception, prototyping and testing of forecasting and replenishment algorithms
  • liaison with product/solution management, software development, analytics, implementation, sales and marketing functions
  • contact with customers
  • internal and external algorithmic and statistical training
  • supervision of M.Sc. theses and internships
  • academic research
  • Published

    Forecasting: theory and practice

    Petropoulos, F., Apiletti, D., Assimakopoulos, V., Babai, M. Z., Barrow, D. K., Ben Taieb, S., Bergmeir, C., Bessa, R. J., Bijak, J., Boylan, J. E., Browell, J., Carnevale, C., Castle, J. L., Cirillo, P., Clements, M. P., Cordeiro, C., Cyrino Oliveira, F. L., De Baets, S., Dokumentov, A., Ellison, J. & 60 others, Fiszeder, P., Franses, P. H., Frazier, D. T., Gilliland, M., Gönül, M. S., Goodwin, P., Grossi, L., Grushka-Cockayne, Y., Guidolin, M., Guidolin, M., Gunter, U., Guo, X., Guseo, R., Harvey, N., Hendry, D. F., Hollyman, R., Januschowski, T., Jeon, J., Jose, V. R. R., Kang, Y., Koehler, A. B., Kolassa, S., Kourentzes, N., Leva, S., Li, F., Litsiou, K., Makridakis, S., Martin, G. M., Martinez, A. B., Meeran, S., Modis, T., Nikolopoulos, K., Önkal, D., Paccagnini, A., Panagiotelis, A., Panapakidis, I., Pavía, J. M., Pedio, M., Pedregal, D. J., Pinson, P., Ramos, P., Rapach, D. E., Reade, J. J., Rostami-Tabar, B., Rubaszek, M., Sermpinis, G., Shang, H. L., Spiliotis, E., Syntetos, A. A., Talagala, P. D., Talagala, T. S., Tashman, L., Thomakos, D., Thorarinsdottir, T., Todini, E., Trapero Arenas, J. R., Wang, X., Winkler, R. L., Yusupova, A. & Ziel, F., 1/07/2022, In: International Journal of Forecasting. 38, 3, p. 705-871 167 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  • E-pub ahead of print

    Post-script - Retail forecasting: Research and Practice

    Fildes, R., Kolassa, S. & Ma, S., 17/11/2021, (E-pub ahead of print) In: International Journal of Forecasting.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  • E-pub ahead of print

    Retail forecasting: Research and practice

    Fildes, R., Ma, S. & Kolassa, S., 5/12/2019, (E-pub ahead of print) In: International Journal of Forecasting.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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