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discretization
(redirected from discretize)

   Also found in: Dictionary/thesaurus, Wikipedia 0.02 sec.
discretization [dis‚krēd·ə′zā·shən]
(mathematics)
A procedure in the numerical solution of partial differential equations in which the domain of the independent variable is subdivided into cells or elements and the equations are expressed in discrete form at each point by finite difference, finite volume, or finite element methods.


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A heuristic method was used to discretize the data into ternary states that describe their behavior, with -1 used for downregulated genes, 0 for invariant genes, and +1 for upregulated genes.
To estimate yt([xi]) it is necessary to discretize the integral equations to obtain an underdetermined linear regression model
 
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