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» On the Tails of the Distribution of the Sum of Lognormals
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ALMOB
2007
151views more  ALMOB 2007»
13 years 7 months ago
Local sequence alignments statistics: deviations from Gumbel statistics in the rare-event tail
Background: The optimal score for ungapped local alignments of infinitely long random sequences is known to follow a Gumbel extreme value distribution. Less is known about the imp...
Stefan Wolfsheimer, Bernd Burghardt, Alexander K. ...
WSC
2000
13 years 9 months ago
Simulating GI/GI/1 queues and insurance risk processes with subexponential distributions
This paper deals with estimating small tail probabilities of the steady-state waiting time in a GI/GI/1 queue with heavy-tailed (subexponential) service times. The problem of esti...
Nam Kyoo Boots, Perwez Shahabuddin
CORR
2002
Springer
98views Education» more  CORR 2002»
13 years 7 months ago
An Empirical Model for Volatility of Returns and Option Pricing
In a seminal paper in 1973, Black and Scholes argued how expected distributions of stock prices can be used to price options. Their model assumed a directed random motion for the ...
Joseph L. McCauley, Gemunu H. Gunaratne
STOC
2007
ACM
105views Algorithms» more  STOC 2007»
14 years 8 months ago
Balanced allocations: the weighted case
We investigate balls-and-bins processes where m weighted balls are placed into n bins using the "power of two choices" paradigm, whereby a ball is inserted into the less...
Kunal Talwar, Udi Wieder
NIPS
2004
13 years 9 months ago
Constraining a Bayesian Model of Human Visual Speed Perception
It has been demonstrated that basic aspects of human visual motion perception are qualitatively consistent with a Bayesian estimation framework, where the prior probability distri...
Alan Stocker, Eero P. Simoncelli