Quality of Telephone-Based Spoken Dialogue Systems phần 2 potx

... inSection 2. 2.3, and they will form a basis for a more general definition of quality in Section 2. 3. Quality of Human-Machine Interaction over the Phone71sions are expressed in terms of a signal-to-quantizing-noise ... al. Quality of Human-Machine Interaction over the Phone41 2. 2.1Language and Dialogue Structure in HMIThe language and the dialogue structure of an interaction is influenced by anumber of dimensions ... questionnairefor the evaluation of the BoRIS restaurant information server, see experiment6 .2 described in Section 6.1. 2. 3 Quality of Telephone Services Based on Spoken Dialogue Systems In the past sections,...

Quality of Telephone-Based Spoken Dialogue Systems phần 7 potx

... 0.6 32) . A comparison of the mean ratings before (A) and after the test (C) isgiven in Table 6.33. In all cases where the mean differs remarkably (A8.1/C 22. 1,A8 .2/ C 22. 2, A8.3/C 22. 3, A8.4/C 22. 4 ... parameters and judgments Quality of Spoken Dialogue Systems 28 1parameters related to manner has been carried out, see Table 6. 12. It revealstwo factors explaining 56 .2% of the variance: Factor ... contains three pa- Quality of Spoken Dialogue Systems 28 3Figure 6.5. Univariate analysis of covariance for dialogue cooperativity. Covariate factors arepart B and C questions.that none of the manner-related...

Quality of Telephone-Based Spoken Dialogue Systems phần 10 potx

... 196, 21 5, 21 7 21 8, 22 0 22 3, 22 8, 25 6IndexAcceptability, 7, 55, 61–63, 133, 153–154, 20 3 20 4, 20 7 20 8, 21 4, 22 9 23 1, 26 4, 27 0 27 1, 27 7, 29 5 29 6, 29 9, 313, 337, 349,357 of service (AoS), xvi, 62, ... 20 2, 20 9, 21 5 21 7, 21 9, 22 2 22 3, 22 7 22 8, 23 2 23 5,354–355Measurement, 5, 11, 72, 87–89, 95–96, 122 – 123 ,141, 148, 154, 163, 173Media, 359Menu dialogue system, 19Meta-communication, 3, 27 , ... 21 1, 22 3, 23 2circuit noise, 14–xv, 17, 68, 70, 75, 169, 171,173, 179, 183–184, 191–193, 195–196, 198, 21 1, 21 7, 22 0 22 2, 22 8, 23 2 23 3, 23 5floor, xv, 70, 183–184, 191, 195, 21 1, 21 7 21 8, 22 8,...

Quality of Telephone-Based Spoken Dialogue Systems phần 1 ppsx

... Acoustics Spoken Dialogue Systems 2. 2Interaction with Spoken Dialogue Systems 2. 2.1 2. 2 .2 2 .2. 3Language and Dialogue Structure in HMIInteractive Speech TheoryCooperativity Guidelines 2. 3 Quality of ... Telephone Services Based on SDSs 2. 3.1 2. 3 .2 2.3.3QoS Taxonomy Quality FeaturesValidation and Discussion 2. 4System Specification, Design and Evaluation 2. 4.1 2. 4 .2 2.4.3 2. 4.4Transmission Network ... EvaluationEQuestionnairesE.1E .2 Questionnaire for Experiment 6 .2 Questionnaire for Experiment 6.3ReferencesAbout the AuthorIndex387388393405405413 429 463465 Quality of Telephone-Based Spoken Dialogue Systems 20 internal...

Quality of Telephone-Based Spoken Dialogue Systems phần 3 ppsx

... etc.90 2. 5Summary Spoken dialogue systems enabling task-orientated human-machine interac-tion over the phone offer a relatively new type of service to their users. Because of the inexperience of ... Chapter 5. 2. 4 .2 SDS SpecificationThe specification phase of an SDS may be of crucial importance for thesuccess of a service. An appropriate specification will give an indication of the scale of the ... of system components alone may be misleading for capturingthe quality of the overall system.A full description of the quality aspects of an SDS can only be obtained byusing a combination of...

Quality of Telephone-Based Spoken Dialogue Systems phần 4 docx

... program for the development of advanced spoken dialogue systems, see Levin et al. (20 00), Walker et al. (20 02b), and Walkeret al. (20 02a): Comparative evaluation on different systems; a scenario-guided ... Bourlard, 20 02, 20 00; Möller and Kavallieratou, 20 02) .In principle, ASR robustness can be achieved in four different ways: (1) Byan appropriate extraction of robust features in the front-end, (2) ... effect of the performance of ASR used in a telephonic environment.As a consequence, it has to be assumed that the overall quality, usability andacceptability of a telephone-based spoken dialogue...

Quality of Telephone-Based Spoken Dialogue Systems phần 5 docx

... Pearce (20 00). Quality of Synthesized Speech over the Phone 21 5part 5.1, and between 23 and 29 years (mean 25 .2 years) for part 5 .2. Thesubjects were paid for their service.5.4 .2 ResultsFor ... related to speech input quality, cf.the QoS taxonomy defined in Section 2. 3.1. The quantitative contribution of recognition accuracy to global quality aspects of spoken dialogue systems likeusability, ... terms of a transmission rating factorR [0;100], which can be transformed via the non-linear relationship of For-mula 2. 4 .2 into estimations of mean users’ quality judgments on the 5-pointACR quality...

Quality of Telephone-Based Spoken Dialogue Systems phần 6 pptx

... descrip-tions of Dudda (20 01), Niculescu (20 02) and Skowronek (20 02) . After a briefpre-analysis of the collected data, Sections 6 .2. 2 and 6 .2. 3 investigate the under-lying dimensionality of quality ... Thus, the quality Quality of Spoken Dialogue Systems 25 1The choice of questions for each questionnaire depends on the aim of thespecific test. In general, completeness and appropriateness of the ... which were mentioned 26 8 Quality of Spoken Dialogue Systems 25 3strategy applied in the dialogue. Speech output either consisted of a natural pre-recorded female voice, or of TTS samples with a...

Quality of Telephone-Based Spoken Dialogue Systems phần 8 pdf

... predictive power in the Quality of Spoken Dialogue Systems 347Figure 6 .20 . 2- layer hierarchical multivariate regression model for experiment 6.3 data, systemconfiguration 2 of Table 6 .2. Input parameters ... the service.Utility Usability of a system or service in relation to the financial costs.(Möller, 20 00)Utterance See turn. Quality of Spoken Dialogue Systems 325 the target parameter is calculated ... andDefinition of Interaction Parameters367Definition of Interaction Parameters365 Quality of Spoken Dialogue Systems 339related interaction parameters. Only the speech input aspect of the category...

Quality of Telephone-Based Spoken Dialogue Systems phần 9 pdf

... interrupted the dialogue and spontaneously returned to a previousmenu point.yesnoBoRIS often aborted the call in the middle of the dialogue. yesnoBoRIS was not able to repeat the addresses of the ... results for alldialogues in the analysis set.The analysis and annotation procedure consists of the following steps:1 2 34567891011 12 13141516Scenario definition Dialogue executionTranscriptionBarge-in ... operation of the CSLU-basedWoZ workbench and of the expert evaluation tool are given in Skowronek (20 02) .Step 1: Scenario DefinitionThe scenario for the restaurant information task consists of six...

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