Xinjiang Petroleum Geology ›› 2006, Vol. 27 ›› Issue (5): 621-625.

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Evaluation and Constraint Principle for Dominant Stochastic Modeling Technique

JIANG Hui, YU Xing-he, ZHANG Xiang-xiang   

  1. School of Energy Resources, China University of Geosciences, Beijing 100083, China
  • Received:2006-01-29 Revised:2006-04-20 Online:2006-10-01 Published:2020-10-20

Abstract: Stochastic modeling technique could be classified based on research target, stochastic model and constraint condition as well as its different applications and focuses into geologic, mathematic and logic concepts, respectively. This paper focuses on Boolean simulation, sequential indicator simulation, fractal simulation, annealing simulation and Markov random field simulation, which are quite popular domestically and internationally at present, and presents their advantages and disadvantages as well as corresponding evaluations. Four principles are summarized to improve precision of the stochastic modeling in terms of the constraint of equivalent time and classified levels, the constraint of depositional conditions, the constraint of statistical probability and the constraint of optimal stochastic models.

Key words: stochastic modeling, reservoir, classification, evaluation, constraint

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