• Title/Summary/Keyword: auditory experience

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Analysis of Auditory Information Types in Vehicle based on User Experience of Hearing Impaired Drivers (청각장애 운전자의 사용자경험에 기반한 자동차 내 청각정보 유형 분석)

  • Byun, Jae Hyung
    • Smart Media Journal
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    • v.10 no.1
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    • pp.70-78
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    • 2021
  • The auditory information is used for urgent notification or warning in vehicle because it is not restricted by the direction compared to the visual. However, since the hearing impaired drivers cannot recognize sound signal, various methods of visualizing the auditory information have been attempted to replace it. When visualizing auditory information, only important information should be selected and provided to prevent cognitive overload concentrated on the vision. For this purpose, analysis of the type of auditory information in vehicle should be given in advance. In this study, the types of auditory information in vehicle were analyzed based on the user experience of hearing impaired drivers. Through the observation of the driving behavior of hearing impaired drivers, 33 auditory informations experienced in vehicle were collected. The collected auditory informations were classified into 12 groups through open card sorting by an expert group, and the types of auditory information in vehicle consisting of four levels were presented through a relative comparison of importance between groups. The presented type of auditory information in vehicle can be used as a guideline for selecting important information when the auditory information is converted into visual or tactile. This study is meaningful in that the user experience analysis was conducted by observing actual driving in daily life of hearing impaired drivers.

A Study on Rehabilitation in Hearing Impaired Children (청력손실아동의 재활에 관한 고찰)

  • Kim, Jin-sook;Lee, Jung-Hak
    • Speech Sciences
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    • v.4 no.2
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    • pp.103-113
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    • 1998
  • The human baby appears to be born with preexistent knowledge of language. This specialized neural structure in the brain awaits auditory experience with language to trigger it into functioning. The auditory-linked acquisition of language is a time-locked function related to early maturational periods in the infant's life. The longer auditory language stimulation is delayed, the less efficient the language facility will be. It is for these reasons that it is urgent to fight the hearing problems of children with all the skill, knowledge and insights of which we are capable, the so called 'rehabilitative process'. An understanding of the timetable and the origin of prenatal to early life development of auditory mechanism will help in planning the aural rehabilitation. Further interests and studies are needed to establish the systematic structure of rehabilitative audiology.

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Perceived Auditory Feedback and User Experience in Mobile Game: A Mediation Analysis of Enjoyment (모바일 게임 속 청각적 피드백 인지와 사용자 경험: 재미의 매개효과 분석)

  • Ahn, Jisoo;Heo, Ji-Yeon;Noh, Ghee Young
    • Journal of Korea Game Society
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    • v.19 no.2
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    • pp.135-144
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    • 2019
  • This study examined the role of enjoyment in the relationship between perceived auditory feedback (PAF), which provides information about the situation during game play, and user experience factors. 100 undergraduates played a mobile game, 'Classy Royale' and took a survey about their user experience. As a result of analyzing the available data from 98 participants, PROCESS MACRO showed that PAF was positively associated with enjoyment, immersion, and intention to use; enjoyment mediated the effects of PAF on immersion and intention. These results can help game research and development regarding the functional value of audio factors.

Effects of auditory feedback and task difficulty on the cognitive load and virtual presence in a virtual reality dental simulation

  • Kim, Byunggee;Yang, Eunbyul;Choi, Namki;Kim, Seonmi;Ryu, Jeeheon
    • The Journal of the Korean dental association
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    • v.58 no.11
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    • pp.670-682
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    • 2020
  • This research examined the difference in cognitive load and the virtual presence depending on auditory feedback and task difficulty in haptic-based dental simulation. In the field of dental education, practice-centered training using handpiece has been crucial because a practitioner's psychomotor experience has a significant impact on the mastery of treatment skills. For the novice, it is necessary to reduce errors in dental treatment to enhancing skill acquisition in the haptic practice. In the training process, the force-feedback is crucial to elaborate subtle movement to guide what to do and how it should be hard or soft. However, It is not easy to add force-feedback to generate kinetic experience training. As an alternative method, we examined that auditory feedback can help learners' skill training. In this study, we analyzed how the presence/absence of auditory feedback at the different levels of task difficulty impacts learners' psychological demand and virtual presence in the virtual reality simulation. For this study, 29 dental college students participated in a dental simulation. The participants were grouped into two conditions that are with and without auditory feedback. Additionally, two consecutive tooth preparation tasks with different levels of difficulty were used in the simulation. The auditory feedback condition gives alarms to a learner when he treats a non-targeted tooth with a virtual handpiece. The user's cognitive load and virtual presence were measured to examine the effects of auditory feedback. The results revealed that the main effect was found in cognitive loads. Also, a significant interaction effect was shown in the virtual presence. We discussed the effective design methods for the virtual reality-based dental simulation through the result of this study.

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Familarity of Sounds as a Cue of Auditory Distance Perception

  • Min, Yoon-Ki
    • The Journal of the Acoustical Society of Korea
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    • v.19 no.3E
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    • pp.19-24
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    • 2000
  • The present research examined the contribution of sounds′ familiarity to auditory distance perception, while attempting to control the influences of unavoidable physical characteristics among sounds. Different vocal "styles" ("shouts", "whispers" and "a normal conversation") of man and woman were recorded digitally and presented from a stationary loudspeaker to blindfolded listeners in a semi anechoic chamber. Playback levels were adjusted to remove extraneous sound level cues. The results showed that the shouting voice was judged as appearing farthest, the whispering voice closest, and the conversational voice was intermediate. The findings suggested that the perception of auditory distance may be affected by past experience (or familiarity).

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A Reliability Study on the Auditory-perceptual Evaluation of Parkinsonian Dysarthria (파킨슨증으로 인한 마비말장애의 청지각적 평가에 대한 신뢰도 연구)

  • Kim, Hyang-Hee;Lee, Mi-Sook;Kim, Sun-Woo;Lee, Won-Yong
    • Speech Sciences
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    • v.11 no.4
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    • pp.129-141
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    • 2004
  • An auditory-perceptual evaluation has long been utilized in assessing dysarthric speech. The process involves subjective judgement and the results might vary depending on clinical experiences or training of listeners. This study aimed to investigate reliability of the auditory-perceptual evaluation of 22 multi -dimensional variables on 6 patients with Parkinsonian speech disorders. Listeners were divided into two groups: one consisted of 6 speech therapists with clinical experiences for three years or more, and the other 6 graduate students without any previous clinical background. The results showed that the former evaluated dysarthric speech with higher inter-rater and intra-rater reliabilities than the latter. Furthermore, such speech variables as 'precise consonant: 'speech intelligibility: and 'SMR regularity' were more influenced than others by clinical experiences. We, therefore, postulated that a reliable auditory-perceptual evaluation of dysarthric speech may require adequate amount of clinical training of listeners.

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A Harmony in Language and Music (언어와 음악의 상관관계 고찰을 위한 연구)

  • 이재강
    • Lingua Humanitatis
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    • v.2 no.1
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    • pp.287-301
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    • 2002
  • Either in music or in language, sound plays its role by taking up the fixed multi-spaces in one's consciousness. Music space differs from auditory space whose aim Is to perceive the positions and identities of the outer things. While auditory space is based on the interests of the outer things, music space is based on the indifference. We discuss the notion of space because it is where symbols reside. Categorial perception about the phonemic restoration describes the ability of a listener how to use his own intelligence to acknowledge and fill the missing points; however, musical perception can be explained as a positive regression to avoid colloquial logic and danger of segmentation in the course of auditory experience and phonation acquisition by an infant. About the question on the difference of the listening to the language sound and other sound, auditory mechanism proceeds language sound the same as other types of sound. But there are another theories which claim that brain proceeds the farmer differently from the latter. The function of music has not been discovered as clear as that of language; music has much more meanings in comparison with language.

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The Effect of AI Agent's Multi Modal Interaction on the Driver Experience in the Semi-autonomous Driving Context : With a Focus on the Existence of Visual Character (반자율주행 맥락에서 AI 에이전트의 멀티모달 인터랙션이 운전자 경험에 미치는 효과 : 시각적 캐릭터 유무를 중심으로)

  • Suh, Min-soo;Hong, Seung-Hye;Lee, Jeong-Myeong
    • The Journal of the Korea Contents Association
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    • v.18 no.8
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    • pp.92-101
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    • 2018
  • As the interactive AI speaker becomes popular, voice recognition is regarded as an important vehicle-driver interaction method in case of autonomous driving situation. The purpose of this study is to confirm whether multimodal interaction in which feedback is transmitted by auditory and visual mode of AI characters on screen is more effective in user experience optimization than auditory mode only. We performed the interaction tasks for the music selection and adjustment through the AI speaker while driving to the experiment participant and measured the information and system quality, presence, the perceived usefulness and ease of use, and the continuance intention. As a result of analysis, the multimodal effect of visual characters was not shown in most user experience factors, and the effect was not shown in the intention of continuous use. Rather, it was found that auditory single mode was more effective than multimodal in information quality factor. In the semi-autonomous driving stage, which requires driver 's cognitive effort, multimodal interaction is not effective in optimizing user experience as compared to single mode interaction.

A Study on the Relationship Between Apparent Auditory Room Size and Acoustic Preference (공간의 청각적 규모감과 음향적 선호도간의 관계)

  • Jeong Dae-Up
    • The Journal of the Acoustical Society of Korea
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    • v.25 no.4
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    • pp.191-196
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    • 2006
  • Human tend to rely their information about the size of a space on vision. However, it might be a common experience to perceive a certain difference in spaces without any visual difference, in such spaces as rooms for music performance, multimedia environments with multiple sound sources, and car cabins, where auditory experiences have a certain importance. In the present work, apparent auditory room size was measured at different positions in a room through a series of listening experiments. Also, measurement of room acoustic parameters was carried out and their relationships with perceived auditory room size were analyzed. The results suggest that apparent auditory room sizes were largely dependent on musical clarity, distance between a source and a receiver, and sound pressure level at the listening position. Also, the results from acoustic preference test suggest that smaller apparent room sizes were preferred for listening to orchestral, cello and flute music. The relationship between apparent auditory room size and vocal music was found to be statistically insignificant.

A Study on the Nature of Sound and the Hearing Mechanism (소리의 특성 및 청지각기능에 대한 고찰)

  • Lee, Jung-Hak;Kim, Jin-Sook
    • Speech Sciences
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    • v.5 no.1
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    • pp.167-179
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    • 1999
  • The hearing mechanism is a complicated system. Sound is generated by a source that sends out air pressure or power. The pressure or power makes the sound waves. These waves reach the eardrum, or tympanic membrane, which vibrates at a rate and magnitude proportional to the nature of the sound waves. The tympanic membrane transforms this vibration into the mechanical energy in the middle ear, which in turn converts it to the hydraulic energy in the fluid of the inner ear. The hydraulic energy stimulates the sensory cells of the inner ear which send neuroelectrical impulses to the central auditory nervous system. The passive perception of auditory information starts just here. The listener gives attention to the speech sound, differentiates the sound from background noise, and integrates his experience with similar sounds. The listener then puts all of these aspects of audition into the context of the moment to identify the nature of sound. This has a major role in human communication. This paper provides an overview of the nature and characteristics of sound, the structure and function of the auditory system, and the way in which sound is processed by the auditory system.

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