84 citations · 93 across the 3 of their papers we have counts for
3 papers
cs.CV2022
Image augmentation with conformal mappings for a convolutional neural network
Oona Rainio, Mohamed M. S. Nasser, Matti Vuorinen +1
For augmentation of the square-shaped image data of a convolutional neural network (CNN), we introduce a new method, in which the original images are mapped onto a disk with a conf…
math.CA2008★ 84 cited
On Jordan type inequalities for hyperbolic functions
R. Klen, M. Visuri, M. Vuorinen
This paper deals with some inequalities for trigonometric and hyperbolic functions such as the Jordan inequality and its generalizations. In particular, lower and upper bounds for…
math.CV2008★ 9 cited
Teichmüller's problem in space
R. Klén, V. Todorčević, M. Vuorinen
Quasiconformal homeomorphisms of the whole space Rn, onto itself normalized at one or two points are studied. In particular, the stability theory, the case when the maximal dilatat…