Why it's needed, how it works, and solutions from SonicWALL ® CONTENTS Importance of content filtering – For businesses – For schools and libraries 2 How content filtering works – Site blocking versus content monitoring – Solution architectures 4 SonicWALL content filtering solutions – SonicWALL Content Filtering Service – SonicWALL Content Security Manager 2100 Content Filter – Features and be...

Surrogate species are used in standard toxicity tests for the environmental risk assessment of chemicals. Test results are then extrapolated to the situation in the field, which is often associated with a large degree of uncertainty. Since a vulnerable species in the field is not only characterised by its intrinsic sensitivity to a stressor but also by its potential for exposure and its populat...

Three situations in which filtering theory is used in mathematical finance are illustrated at different levels of detail. The three problems originate from the following different works: 1) On estimating the stochastic volatility model from observed bilateral exchange rate news, by R. Mahieu, and P. Schotman; 2) A state space approach to estimate multi-factors CIR models of the term structure o...

BACKGROUND Recommender systems have shown tremendous value for the prediction of personalized item recommendations for individuals in a variety of settings (e.g., marketing, e-commerce, etc.). User-based collaborative filtering is a popular recommender system, which leverages an individuals' prior satisfaction with items, as well as the satisfaction of individuals that are "similar". Recently, ...