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ICASSP
2011
IEEE
14 years 1 months ago
Sequential Monte Carlo method for parameter estimation in diffusion models of affinity-based biosensors
Estimation of the amounts of target molecules in realtime affinity-based biosensors is studied. The problem is mapped to inferring the parameters of a temporally sampled diffusio...
Manohar Shamaiah, Xiaohu Shen, Haris Vikalo
VLDB
2001
ACM
114views Database» more  VLDB 2001»
15 years 2 months ago
Distinct Sampling for Highly-Accurate Answers to Distinct Values Queries and Event Reports
Estimating the number of distinct values is a wellstudied problem, due to its frequent occurrence in queries and its importance in selecting good query plans. Previous work has sh...
Phillip B. Gibbons
FAST
2009
14 years 7 months ago
Enabling Transactional File Access via Lightweight Kernel Extensions
Transactions offer a powerful data-access method used in many databases today trough a specialized query API. User applications, however, use a different fileaccess API (POSIX) wh...
Richard P. Spillane, Sachin Gaikwad, Manjunath Chi...
FAST
2011
14 years 1 months ago
Making the Common Case the Only Case with Anticipatory Memory Allocation
We present Anticipatory Memory Allocation (AMA), a new method to build kernel code that is robust to memoryallocation failures. AMA avoids the usual difficulties in handling allo...
Swaminathan Sundararaman, Yupu Zhang, Sriram Subra...
INFOCOM
2010
IEEE
14 years 10 months ago
Walking in Facebook: A Case Study of Unbiased Sampling of OSNs
With more than 250 million active users, Facebook (FB) is currently one of the most important online social networks. Our goal in this paper is to obtain a representative (unbiased...
Minas Gjoka, Maciej Kurant, Carter T. Butts, Athin...