Abstract
Two distinguished properties of the F-transform: the best approximation in a local sense and the reduction in dimension imply the fact that the F-transform has many successful applications. We show that the technique of F-transform fully agrees with the technique of dimensionality reduction, based on Laplacian eigenmaps. To justify this claim, we characterize the processed by the F-transform data in terms of the adjacency graph that reflects their (data) intrinsic geometry.
In the second part, we give an overview of the F-transform applications to mathematical finance: we discussed the estimation of market volatility and the numerical scheme and solution to the one-factor Black-Scholes partial differential equation.
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Acknowledgment
This work was supported by the project LQ1602 IT4Innovations excellence in science. The additional support was also provided by the Czech Science Foundation (GAČR) through the project of No. 16-09541S.
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Perfilieva, I. (2018). Dimensionality Reduction by Fuzzy Transforms with Applications to Mathematical Finance. In: Anh, L., Dong, L., Kreinovich, V., Thach, N. (eds) Econometrics for Financial Applications. ECONVN 2018. Studies in Computational Intelligence, vol 760. Springer, Cham. https://doi.org/10.1007/978-3-319-73150-6_19
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DOI: https://doi.org/10.1007/978-3-319-73150-6_19
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