Paul B. Massell

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Probabilistic models of human decompression sickness (DCS) have been successful in describing DCS risk observed across a wide variety of N2-O2 dives but have failed to account for the observed DCS incidence in dives with high PO2 during decompression. Our most successful previous model, calibrated with 3,322 N2-O2 dives, predicts only 40% of the observed(More)
Disclaimer: This report is released to inform interested parties of ongoing research and to encourage discussion of work in progress. The views expressed are those of the author and not necessarily those of the U.S. Census Bureau. Abstract. The problem of disseminating tabular data such that the amount of information provided satisfies the public need while(More)
Disclaimer: This report is released to inform interested parties of ongoing research and to encourage discussion of work in progress. The views expressed are those of the author and not necessarily those of the U.S. Census Bureau. Abstract Cell suppression has been a commonly used method at the Census Bureau and at other agencies for protecting sensitive(More)
1. A common disclosure limitation method for tabular data is cell suppression. The cell suppression method for statistical tables with marginals involves two steps : (1) determining which cells are sensitive and must therefore be suppressed (i.e., not published) (2) determining which additional cells should be suppressed so that a data intruder, despite(More)
There is a fundamental tension at the heart of every statistical agency's mission. Each is charged with collecting high quality data to inform national policy and enable statistical research. This goal necessitates dissemination of both summary data and microdata. Each is also charged with protecting the confidentiality of survey respondents––not only(More)
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