This study is about outlier detection in time series data. The main objective is to derive and to test statistics for detecting additive outlier (AO) and innovative outlier (IO) in GARCH(1,1) processes and subsequently to develop a procedure for testing the presence of outliers using the statistics. A test statistic has been derived for each type of outlier. In the derivation of the statistics,...

BACKGROUND The long-term functional status of subjects at ultra high risk for psychosis (HR) is relatively under investigated. This study explores baseline predictors of long-term functional outcome in HR subjects who did not convert to psychosis during a 6 years follow-up period. METHODS A total of 154 HR were followed up for an average of 6 years. The primary outcome variable was global ass...

Although concurrent vision and hearing loss are common in older adults, population-based data on their relationship with mortality is limited. This cohort study investigated the association between objectively measured dual sensory impairment (DSI) with mortality risk over 10 years. 2812 Blue Mountains Eye Study participants aged 55 years and older at baseline were included for analyses. Visual...

Video surveillance and machine vision systems are attracting growing academic and industrial interests. The market for digital CCTV systems is constantly growing because of terror attacks, crime, vandalism, and violence in public and also in business domains. The turnover for CCTV products for video surveillance is estimated to grow by 10% per year in Europe and by 13% per year worldwide, reach...

PURPOSE To report three cases of posterior vasculitis associated with subacute giant cell arteritis (GCA). METHODS Three patients with decreased vision underwent complete ophthalmologic examination and fluorescein angiography. RESULTS All patients presented posterior vasculitis. Patient 1 had an erythrocyte sedimentation rate (ESR) of 38 mm/hr and a C-reactive protein (CRP) of 28mg/L. Patie...

Globalisation has changed the way business houses used to work in the traditional market place. With advancement in technology, the role and functions of HR manager has totally changed. It has become important for the HR department to redefine its strategies and act as a strategic partner by aligning all the HR functions with the mission, vision and strategies of the organization. This paper di...