This paper discusses data analysis approaches for effective reliability prediction using prognostics and health management methodology, which integrates sensory data with models based on either healthy training data or physics-of-failure knowledge. This approach enables in-situ assessment of a product’s performance degradation or deviation from an expected normal operating condition (i.e., the ...

Comparative geology suggests that the continents adjacent to northern, western, southern, and eastern Laurentia in the Late Proterozoic were Siberia, Australia-Antarctica, southern Africa, and Amazonia-Baltica, respectively. Late Proterozoic fragmentation of the supercontinent centered on Laurentia would then have been followed by rapid fan-like collapse of the (present) southern continents and...

Black hat search engine optimization (SEO) campaigns attract and monetize traffic using abusive schemes. Using a combination of Web site compromise, keyword stuffing and cloaking, a SEO botnet operator can manipulate search engine rankings for key search terms, ultimately directing users to sites promoting some kind of scam (e.g., fake antivirus). In this paper, we infiltrate an influential SEO...