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SODA
1993
ACM
118views Algorithms» more  SODA 1993»
13 years 9 months ago
Scapegoat Trees
We present an algorithm for maintaining binary search trees. The amortized complexity per INSERT or DELETE is O(log n) while the worst-case cost of a SEARCH is O(log n). Scapegoat...
Igal Galperin, Ronald L. Rivest
SIGMOD
2010
ACM
166views Database» more  SIGMOD 2010»
13 years 2 months ago
FAST: fast architecture sensitive tree search on modern CPUs and GPUs
In-memory tree structured index search is a fundamental database operation. Modern processors provide tremendous computing power by integrating multiple cores, each with wide vect...
Changkyu Kim, Jatin Chhugani, Nadathur Satish, Eri...
CG
2000
Springer
14 years 3 hour ago
Lambda-Search in Game Trees - with Application to Go
This paper proposes a new method for searching two-valued (binary) game trees in games like chess or Go. Lambda-search uses null-moves together with different orders of threat-sequ...
Thomas Thomsen
CAIP
2009
Springer
114views Image Analysis» more  CAIP 2009»
13 years 11 months ago
Decision Trees Using the Minimum Entropy-of-Error Principle
Binary decision trees based on univariate splits have traditionally employed so-called impurity functions as a means of searching for the best node splits. Such functions use estim...
Joaquim Marques de Sá, João Gama, Ra...
ICALP
2001
Springer
14 years 4 days ago
Quantum Complexities of Ordered Searching, Sorting, and Element Distinctness
We consider the quantum complexities of the following three problems: searching an ordered list, sorting an un-ordered list, and deciding whether the numbers in a list are all dis...
Peter Høyer, Jan Neerbek, Yaoyun Shi