decision stream

Noun

decision stream (plural decision streams)

1. A directed acyclic graph of decision rules generated by a statistically-based supervised learning technique or other automated procedure.
   • After the scheduler has been utilized, the user may again enter the decision stream and decide whether to repeat the optimization process or terminate with a simulation.1973, Nicolai Siemens, C. H. Marting, Frank Greenwood, Operations Research, page 424
   • For each tree-terminating test (every 8 decision coding words) , the number of decision coding words, bit level and number of LSP is stored. The full decision stream and list of significant pixels are stored.2000, Andrew G. Tescher, Applications of Digital Image Processing XXIII, page 372
2. A supervised machine learning technique providing classification with recursive execution of two procedures: partitioning data into statistically different samples and merging the samples which are similar according to the test statistics.
3. Used other than figuratively or idiomatically: see decision, stream; a sequence of linked decisions.
   • First, I contend that the process through which people become involved in unethical behavior (and by extension wrongful behavior) often consists of a stream of linked decisions, with the early decisions in a decision stream being linked to subsequent decisions by the consequences that they produce.2012, Donald Palmer, Normal Organizational Wrongdoing, page 104
   • The first decision in a decision stream does not survive as a precedent unless the original decision is validated by its outcome and by the outcomes of subsequent decisions. So the decision stream feeds back into that first decision, determining its continuation. For the working engineers, two...2016, Diane Vaughan, The Challenger Launch Decision, page 247