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James D Walrath


Click on the titles below to find US government-authored or -collected reports written by James D Walrath

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Evidence for Increased Discriminability in Judging the Acceptability of Machine Translations: The Case for Magnitude Estimation May-2009 20 pages
Authors:  James D Walrath; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD COMPUTATIONAL AND INFORMATION SCIENCES DIR
The full text of this report is available for sale.An earlier experiment, in which magnitude estimation (ME) was used as the method for judging the acceptability of machine translations, was replicated with one exception. The current study used a four-point Likert scale as the measurement methodology. In the earlier work, using ME, judges easily discriminated between two sets of machine translations, one containing 25% more correctly translated names than the other. In this study, using a Likert scale, judges ...


Phraselator Questionnaire Responses May-2009 14 pages
Authors:  James D Walrath; ARMY RESEARCH LAB ADELPHI MD COMPUTATIONAL AND INFORMATION SCIENCES DIRECTORATE
The full text of this report is available for sale.A questionnaire designed to elicit Soldier judgments of, and comments about, the upgraded Phraselator speech translation device was completed by seven personnel serving in Iraq. Aggregate responses to yes or no questions are provided, as are the frequency of usage by mission, acceptability by mission, and all comments made by personnel to open-ended questions about the usefulness of the Phraselator during actual missions.


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