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» Lower Bounds for Succinct Data Structures
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136
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SODA
2012
ACM
174views Algorithms» more  SODA 2012»
13 years 6 months ago
Using hashing to solve the dictionary problem
We consider the dictionary problem in external memory and improve the update time of the wellknown buffer tree by roughly a logarithmic factor. For any λ ≥ max{lg lg n, logM/B(...
John Iacono, Mihai Patrascu
139
Voted
IPMI
2005
Springer
15 years 9 months ago
Fundamental Limits in 3D Landmark Localization
This work analyses the accuracy of estimating the location of 3D landmarks and characteristic image structures. Based on nonlinear estimation theory we study the minimal stochastic...
Karl Rohr
166
Voted
ECCC
2011
188views ECommerce» more  ECCC 2011»
14 years 10 months ago
Three Query Locally Decodable Codes with Higher Correctness Require Exponential Length
Locally decodable codes are error correcting codes with the extra property that, in order to retrieve the correct value of just one position of the input with high probability, it...
Anna Gál, Andrew Mills
127
Voted
ICDE
2010
IEEE
184views Database» more  ICDE 2010»
15 years 8 months ago
On optimal anonymization for l+-diversity
-- Publishing person specific data while protecting privacy is an important problem. Existing algorithms that enforce the privacy principle called l-diversity are heuristic based d...
Junqiang Liu, Ke Wang
154
Voted
STOC
2001
ACM
151views Algorithms» more  STOC 2001»
16 years 4 months ago
On the cell probe complexity of membership and perfect hashing
We study two fundamental static data structure problems, membership and perfect hashing, in Yao's cell probe model. The first space and bit probe optimal worst case upper bou...
Rasmus Pagh