Subjective beliefs and behavior regarding the Prostate Specific Antigen (PSA) test for prostate cancer were surveyed among economists attending the annual American Economic Association meeting. Logical inconsistency was measured in percentage deviations from a restriction imposed by Bayes’ Rule on pairs of conditional beliefs. Economists with inconsistent beliefs tended to be more accurate than...

Both comparative category rating (CCR) and degradation category rating (DCR) methods [20] have been heavily employed in the subjective evaluations of media systems. The resulting metrics, comparative mean-opinion-score (CMOS) and degradation mean-opinion-score (DMOS), can be used to describe the system subjective quality. However, the subjective metrics may work unsuccessfully when the variance...

Subjective relevance (SR) is defined as usefulness of documents for tasks. Using digital libraries as examples of IR systems, this paper enhances objective relevance and tackles its limitations by conducting a quantitative study to understand students’ perceptions of features for supporting evaluations of subjective relevance of documents. Data was analyzed using factor analysis to identify gro...

OBJECTIVE The Tinnitus Handicap Inventory is a questionnaire for assessing the impact of tinnitus by quantifying psychoemotional and functional problems it causes. The objective of the study was to validate the Brazilian Portuguese translation of this questionnaire, named Questionario de Gravidade do Zumbido. METHODS The questionnaire was applied to 135 individuals with tinnitus from two audi...