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PREMI
2005
Springer
15 years 12 months ago
Illumination Invariant Face Alignment Using Multi-band Active Appearance Model
Abstract. In this study, we present a new multi-band image representation for improving AAM segmentation accuracy for illumination invariant face alignment. AAM is known to be very...
Fatih Kahraman, Muhittin Gökmen
ER
2001
Springer
96views Database» more  ER 2001»
15 years 11 months ago
Process Patterns to Generate E-commerce Systems
: In electronic commerce, two fundamental types of models are business models and process models. While a business model is concerned with value exchanges between actors, a process...
Prasad Jayaweera, Paul Johannesson, Petia Wohed
ICALP
2007
Springer
16 years 17 days ago
Lower Bounds for Quantile Estimation in Random-Order and Multi-pass Streaming
We present lower bounds on the space required to estimate the quantiles of a stream of numerical values. Quantile estimation is perhaps the most studied problem in the data stream ...
Sudipto Guha, Andrew McGregor
IOR
2006
91views more  IOR 2006»
15 years 6 months ago
Robust One-Period Option Hedging
The paper considers robust optimization to cope with uncertainty about the stock return process in one period option hedging problems. The robust approach relates portfolio choice ...
Frank Lutgens, Jos F. Sturm, Antoon Kolen
CSE
2009
IEEE
16 years 1 months ago
Analysing BitTorrent's Seeding Strategies
Abstract— BitTorrent is a typical peer-to-peer (P2P) file distribution application that has gained tremendous popularity in recent years. A considerable amount of research exists...
Xinuo Chen, Stephen A. Jarvis