3 papers
cs.LG2025
Fixed-sized clusters -Means
Mikko I. Malinen, Pasi Fränti
We present a -means-based clustering algorithm, which optimizes the mean square error, for given cluster sizes. A straightforward application is balanced clustering, where the s…
cs.IT2009
Fountain Codes and Invertible Matrices
Mikko Malinen
This paper deals with Fountain codes, and especially with their encoding matrices, which are required here to be invertible. A result is stated that an encoding matrix induces a pe…
cs.IT2008
Raptor Codes and Cryptographic Issues
Mikko Malinen
In this paper two cryptographic methods are introduced. In the first method the presence of a certain size subgroup of persons can be checked for an action to take place. For this…