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» Estimating Entropy and Entropy Norm on Data Streams
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IM
2006
13 years 5 months ago
Estimating Entropy and Entropy Norm on Data Streams
We consider the problem of computing information theoretic functions such as entropy on a data stream, using sublinear space. Our first result deals with a measure we call the &quo...
Amit Chakrabarti, Khanh Do Ba, S. Muthukrishnan
IMC
2007
ACM
13 years 6 months ago
A data streaming algorithm for estimating entropies of od flows
Entropy has recently gained considerable significance as an important metric for network measurement. Previous research has shown its utility in clustering traffic and detecting ...
Haiquan (Chuck) Zhao, Ashwin Lall, Mitsunori Ogiha...
CORR
2008
Springer
127views Education» more  CORR 2008»
13 years 5 months ago
A Very Efficient Scheme for Estimating Entropy of Data Streams Using Compressed Counting
Compressed Counting (CC) was recently proposed for approximating the th frequency moments of data streams, for 0 < 2. Under the relaxed strict-Turnstile model, CC dramaticall...
Ping Li
SIGMETRICS
2006
ACM
122views Hardware» more  SIGMETRICS 2006»
13 years 11 months ago
Data streaming algorithms for estimating entropy of network traffic
Ashwin Lall, Vyas Sekar, Mitsunori Ogihara, Jun Xu...
ESA
2006
Springer
81views Algorithms» more  ESA 2006»
13 years 8 months ago
Estimating Entropy over Data Streams
Lakshminath Bhuvanagiri, Sumit Ganguly