An algorithm built on a Markov-type hypothesis, whereby collocated secondary information is assumed to screen out secondary data from farther away. The method allows the direct cosimulation of several interdependent variables, integrating several different sources of 鈥渟oft鈥?information.

Reference:
Almeida AS and Frykman P: "Geostatistical Modeling of Chalk Reservoir Properties in the Dan Field, Danish North Sea," in Yarus JM and Chambers RL (eds): 鈥淪tochastic Modeling and Geostatistics,鈥?AAPG Computer Applications in Geology, no. 3. AAPG, Tulsa, Oklahoma, USA, 1994.