Szymański, Andrzej; Rossa, Agnieszka - In: Statistics in Transition New Series 22 (2021) 3, pp. 31-57
The paper deals with a new fuzzy version of the Lee-Carter (LC) mortality model, in which mortality rates as well as … is recalled. Based on this approach, a new fuzzy mortality model - CNMM - is formulated using orthonormal expansions of … case study with the use of the new mortality model compared to the results obtained with the standard LC model. …