Quality of Telephone-Based Spoken Dialogue Systems phần 4 docx

... 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 ... an encoding of the meaning of the task description,but not with a representation of the surface form. An empirical proof of thisassumption, however, has not yet been given.3.8 .4 Dialogue Analysis ... performance of the recognizer. Analytic investigationsin this respect are useful for the designers of speech recognition systems, butonly to a limited extent for the designers of spoken dialogue...

Quality of Telephone-Based Spoken Dialogue Systems phần 5 docx

... is used in) and for speech quality (e.g. on the basis of Table 2.5). 4. 4.2 Impact of Circuit NoiseFigures 4. 2 and 4. 3 show the degradations due to narrow-band (300- 340 0Hz) circuit noise Nc. ... 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, ... degree.In this chapter, the quality of the synthesized speech in the application sce-nario of a telephone-based spoken dialogue system is addressed. In such ascenario, overall quality as well as its...

Quality of Telephone-Based Spoken Dialogue Systems phần 1 ppsx

... Set-UpRecognition Results 4. 4.1 4. 4.2 4. 4.3 4. 4 .4 4 .4. 5NormalizationImpact of Circuit NoiseImpact of Signal-Correlated NoiseImpact of Low Bit-Rate CodingImpact of Combined Impairments 4. 5 4. 6 4. 7E-Model ... AuthorIndex387388393 40 5 40 5 41 3 42 9 46 3 46 5 Quality of Telephone-Based Spoken Dialogue Systems 20internal correction, anticipation, and prediction. Examples of such systems are given in Section ... expected that the structured approach to quality of telephone-based spoken dialogue systems can be transferred to other types of systems. Exam-ples are systems which are operated directly in different...

Quality of Telephone-Based Spoken Dialogue Systems phần 2 potx

... functions, a dialogue manager can also serve as a type of service controller which administers the flow of information between the Quality of Human-Machine Interaction over the Phone 49 Quality of Human-Machine ... general,a dialogue consists of an opening formality, the main dialogue, and a clos-ing formality. Dialogues may be structured in a hierarchy of sub-dialogueswith a particular functional value: Sub-dialogues ... voice quality. Output phrasing adequacy.Feedback adequacy.Adequacy of dialogue initiative relative to the task(s). Quality of Human-Machine Interaction over the Phone59Naturalness of the dialogue...

Quality of Telephone-Based Spoken Dialogue Systems phần 3 ppsx

... etc.902.5Summary 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 most ... 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 ... which the quality of SDS-based services is judged,and with which they have to compete in order to be successful and acceptableto their users.The quality of the interaction with a spoken dialogue...

Quality of Telephone-Based Spoken Dialogue Systems phần 6 pptx

... tandeming. Quality of Spoken Dialogue Systems 255for choosing restaurants were the price (27 nominations), the type of food(33), the quality of food (33), and the friendliness of the staff ( 34) . Location( 14) ... Thus, the quality Quality of Spoken Dialogue Systems 251The choice of questions for each questionnaire depends on the aim of thespecific test. In general, completeness and appropriateness of the ... years).Most of the test subjects had a certain knowledge about the town and thusabout the potential location of restaurants. Criteria which were mentioned268 Quality of Spoken Dialogue Systems 253strategy...

Quality of Telephone-Based Spoken Dialogue Systems phần 7 potx

... dendrogram is shown in Figure 6 .4. The first cluster contains three pa- Quality of Spoken Dialogue Systems 283Figure 6.5. Univariate analysis of covariance for dialogue cooperativity. Covariate ... needed by Quality of Spoken Dialogue Systems 299directly related to the speech input quality category, but also in those of thedependant categories.Several authors address the impact of speech ... C4, C6, C8, and the inter-action parameters # SYSTEM ERROR MESSAGES, SCR, and IR (the param- Quality of Spoken Dialogue Systems 293Service efficiency:This category comprises the aspects of...

Quality of Telephone-Based Spoken Dialogue Systems phần 8 pdf

... detailed analysis of quality as-pects governing the interaction with telephone-based spoken dialogue systems which was presented here.Applying a recent definition of quality to this type of service ... andDefinition of Interaction Parameters367Definition of Interaction Parameters365 Quality of Spoken Dialogue Systems 339related interaction parameters. Only the speech input aspect of the category ... predictions.Appendix ADefinition of Interaction Parameters Quality of Spoken Dialogue Systems 345 For the models calculated in Section 6.3.2, the amount of covered variancewas highly dependent...

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:123 4 5678910111213 14 1516Scenario definition Dialogue executionTranscriptionBarge-in ... blank3 84 Figure C.2. Dialogue flow in the BoRIS restaurant information system of experiment 6.3, part2. For a legend see Figure C.1.Definition of Interaction Parameters379Questionnaires 40 9English...

Quality of Telephone-Based Spoken Dialogue Systems phần 10 potx

... 352–353,360category, 59, 144 , 337–338, 341 , 345 , 349 , 360dimension, 6, 10, 74, 140 , 1 54, 160, 163, 196,205, 207–208, 236, 258, 265, 286, 299, 340 , 343 , 345 , 348 –350, 352, 3 54, 356element, 43 , 54 55, 59–60, ... 360event, 54 feature, 7, 54, 60, 63, 71–72, 90, 106, 127, 140 , 144 , 147 , 149 , 153–1 54, 1 64, 2 04, 253, 265,352, 360–361judgment, 7–8, 55, 73, 88–89, 96, 127, 131–132, 147 – 148 , 148 , 1 54, 159–162, 1 64, ... 11, 46 , 59, 63, 66, 77, 94 95, 127, 144 , 1 54, 157, 162, 1 64, 167, 169, 198, 207,237– 240 , 244 , 250–251, 255, 265, 270–271,273, 278, 283, 293, 297–298, 315, 321, 330,337, 339– 341 , 343 , 345 , 349 –350,...

Xem thêm