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» Quantum Algorithms for Element Distinctness
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ICCBR
2005
Springer
15 years 3 months ago
Identifying Facts for TCBR
This paper explores a method to algorithmically distinguish case-specific facts from potentially reusable or adaptable elements of cases in a textual case-based reasoning (TCBR) sy...
Jason M. Proctor, Ilya Waldstein, Rosina Weber
ICDE
2005
IEEE
108views Database» more  ICDE 2005»
15 years 10 months ago
Range Efficient Computation of F0 over Massive Data Streams
Efficient one-pass computation of F0, the number of distinct elements in a data stream, is a fundamental problem arising in various contexts in databases and networking. We consid...
Pavan Aduri, Srikanta Tirthapura
109
Voted
ECCC
2011
282views ECommerce» more  ECCC 2011»
14 years 3 months ago
Almost k-wise vs. k-wise independent permutations, and uniformity for general group actions
A family of permutations in Sn is k-wise independent if a uniform permutation chosen from the family maps any distinct k elements to any distinct k elements equally likely. Effici...
Noga Alon, Shachar Lovett
COCO
2011
Springer
216views Algorithms» more  COCO 2011»
13 years 9 months ago
Linear Systems over Finite Abelian Groups
We consider a system of linear constraints over any finite Abelian group G of the following form: i(x1, . . . , xn) ≡ i,1x1 + · · · + i,nxn ∈ Ai for i = 1, . . . , t and e...
Arkadev Chattopadhyay, Shachar Lovett
TKDE
2010
151views more  TKDE 2010»
14 years 7 months ago
Duplicate-Insensitive Order Statistics Computation over Data Streams
—Duplicates in data streams may often be observed by the projection on a subspace and/or multiple recordings of objects. Without the uniqueness assumption on observed data elemen...
Ying Zhang, Xuemin Lin, Yidong Yuan, Masaru Kitsur...