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Sibling Node

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Sibling nodes are the nodes with a common ancestor, differing only by the position of one or at most two pieces. Some heuristics, most notably the Killer Heuristic and Sibling Prediction Pruning 1, rely on the assumption that the positions from the sibling nodes are similar to each other and ought to trigger the same behavior of a program.

References

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  1. Jeroen Carolus (2006). Alpha-Beta with Sibling Prediction Pruning in Chess. Masters thesis, pdf↩︎

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Contributors: GerdIsenberg.