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Technical Merits:
This proposal aims to push the boundaries of anomaly mining as a field through a quest for principled foundations and practices. Research will create previously unstudied classes of data representations that unify heterogeneous data sources, and build on them to formulate novel anomaly mining problems. We will invent new, descriptive algorithms for complex anomaly detection and characterization, that will also explore and exploit ensemble and multi-view approaches. The proposed research will give rise to a comprehensive framework for anomaly mining; through a deeper understanding of the space of problems and objectives, new models and algorithms, and systematic techniques to harness them.Broader Impacts:
Societal: Proposed research will take the essential steps to mature anomaly mining into a valuable contributor to the larger world. It will have direct significance to many concrete problems (e.g., outsider threat, fraud, intrusion) important for the government, industry, and the society. The project will build a web-based platform that hosts a repository of formulations, algorithms, tools, and datasets, for the research community and the public to leverage. We will collaborate with industry and hospital partners to shepherd our innovations into deployed technology, with tangible impact on security and healthcare.