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» The Data Stream Space Complexity of Cascaded Norms
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PODS
2005
ACM
131views Database» more  PODS 2005»
14 years 5 months ago
Space efficient mining of multigraph streams
The challenge of monitoring massive amounts of data generated by communication networks has led to the interest in data stream processing. We study streams of edges in massive com...
Graham Cormode, S. Muthukrishnan
ALENEX
2010
117views Algorithms» more  ALENEX 2010»
13 years 6 months ago
Untangling the Braid: Finding Outliers in a Set of Streams
Monitoring the performance of large shared computing systems such as the cloud computing infrastructure raises many challenging algorithmic problems. One common problem is to trac...
Chiranjeeb Buragohain, Luca Foschini, Subhash Suri
APPROX
2004
Springer
108views Algorithms» more  APPROX 2004»
13 years 10 months ago
Estimating Frequency Moments of Data Streams Using Random Linear Combinations
The problem of estimating the kth frequency moment Fk for any nonnegative k, over a data stream by looking at the items exactly once as they arrive, was considered in a seminal pap...
Sumit Ganguly
EMNLP
2010
13 years 3 months ago
Joint Training and Decoding Using Virtual Nodes for Cascaded Segmentation and Tagging Tasks
Many sequence labeling tasks in NLP require solving a cascade of segmentation and tagging subtasks, such as Chinese POS tagging, named entity recognition, and so on. Traditional p...
Xian Qian, Qi Zhang, Yaqian Zhou, Xuanjing Huang, ...
FSE
2006
Springer
99views Cryptology» more  FSE 2006»
13 years 9 months ago
Reducing the Space Complexity of BDD-Based Attacks on Keystream Generators
The main application of stream ciphers is online-encryption of arbitrarily long data, for example when transmitting speech data between a Bluetooth headset and a mobile GSM phone o...
Matthias Krause, Dirk Stegemann