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» On the Analysis of Indexing Schemes
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GIR
2006
ACM
14 years 2 months ago
On metonymy recognition for geographic IR
Metonymic location names refer to other, related entities and possess a meaning different from the literal, geographic sense. Metonymic names are to be treated differently to im...
Johannes Leveling, Sven Hartrumpf
SIGIR
2006
ACM
14 years 2 months ago
Load balancing for term-distributed parallel retrieval
Large-scale web and text retrieval systems deal with amounts of data that greatly exceed the capacity of any single machine. To handle the necessary data volumes and query through...
Alistair Moffat, William Webber, Justin Zobel
MM
2010
ACM
209views Multimedia» more  MM 2010»
13 years 8 months ago
The IMMED project: wearable video monitoring of people with age dementia
In this paper, we describe a new application for multimedia indexing, using a system that monitors the instrumental activities of daily living to assess the cognitive decline caus...
Rémi Mégret, Vladislavs Dovgalecs, H...
CIKM
2010
Springer
13 years 6 months ago
Hypergraph-based multilevel matrix approximation for text information retrieval
In Latent Semantic Indexing (LSI), a collection of documents is often pre-processed to form a sparse term-document matrix, followed by a computation of a low-rank approximation to...
Haw-ren Fang, Yousef Saad
SIAMFM
2011
75views more  SIAMFM 2011»
12 years 11 months ago
Dynamic Hedging of Portfolio Credit Derivatives
As shown by the recent turmoil in credit markets, much remains to be done for the proper risk management of credit derivatives. In particular, the static copula-based models commo...
Rama Cont, Yu Hang Kan