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16 papers · 1 filter
Measuring pattern retention in anonymized data -- where one measure is not enough
Sam Fletcher, Md Zahidul Islam
In this paper, we explore how modifying data to preserve privacy affects the quality of the patterns discoverable in the data. For any analysis of modified data to be worth doing,…
Fast Optimization Algorithm on Riemannian Manifolds and Its Application in Low-Rank Representation
Haoran Chen, Yanfeng Sun, Junbin Gao +1
The paper addresses the problem of optimizing a class of composite functions on Riemannian manifolds and a new first order optimization algorithm (FOA) with a fast convergence rate…
Countering Social Engineering through Social Media: An Enterprise Security Perspective
H. Wilcox, Maumita Bhattacharya
The increasing threat of social engineers targeting social media channels to advance their attack effectiveness on company data has seen many organizations introducing initiatives…
All-sky search for long-duration gravitational wave transients with LIGO
The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +934
We present the results of a search for long-duration gravitational wave transients in two sets of data collected by the LIGO Hanford and LIGO Livingston detectors between November…
Mining Financial Statement Fraud: An Analysis of Some Experimental Issues
J. West, Maumita Bhattacharya
Financial statement fraud detection is an important problem with a number of design aspects to consider. Issues such as (i) problem representation, (ii) feature selection, and (iii…
Intelligent Financial Fraud Detection Practices: An Investigation
J. West, Maumita Bhattacharya, R. Islam
Financial fraud is an issue with far reaching consequences in the finance industry, government, corporate sectors, and for ordinary consumers. Increasing dependence on new technolo…