Psychological Response to Sound Stimuli Evaluated by EEG

2015 ◽  
Vol 29 (3) ◽  
pp. 112-118
Author(s):  
Xi Chen ◽  
Isao Takahashi ◽  
Yoshimitsu Okita ◽  
Hisashi Hirata ◽  
Toshifumi Sugiura

Abstract. Psychological responses to two kinds of sound stimuli (scary and soothing), as assessed by the Anterior Asymmetry and Emotion (AAE) and Comfort Vector (CV) models which are based on the prefrontal alpha wave, were investigated and the relation between their results is discussed. For the scary sound stimulus, subjects who showed greater withdrawal motivation (AAE) displayed a decreased pleasant state (CV), while subjects who showed higher approach motivation displayed opposite affective direction. There was a correlation between the AAE and CV models for the scary stimulus, but no correlation for the soothing stimulus. Both motivational and affective states could be evaluated by a combination of AAE and CV models. We suggest that joint consideration of these two models could lead to the multifaceted evaluation of a psychological state.

2013 ◽  
Vol 27 (3) ◽  
pp. 124-130 ◽  
Author(s):  
Xi Chen ◽  
Isao Takahashi ◽  
Yoshimitsu Okita ◽  
Hisashi Hirata ◽  
Toshifumi Sugiura

Evaluation of psychological stress or state of mind remains an important problem. The anterior asymmetry and emotion model (AAE model) is a conventional and widely used method to sort baseline affective styles (approach or withdrawal) based on asymmetry of the activity in prefrontal cortices. Another method is to use alpha wave fluctuations at the frontal poles, as proposed by Yoshida. This method estimates state of mind as one point on a comfort level surface with pleasant-unpleasant and excited-calm axes that are normal to each other. The aim of this paper is to investigate the validity of the Yoshida method through the psychological responses to sound stimuli. Twenty-two healthy graduate students listened to two kinds of sound clips (scary and soothing) to induce negative and positive emotional states. The results showed that there are significant differences between the responses to scary and soothing sound stimuli in both unpleasant and excited mood states. Compared with baseline, increases in unpleasant and excited mood states were found in response to scary stimuli. However, no significant changes from the baseline state were observed in response to the soothing sound stimulus. These results suggest that the fluctuation of alpha waves recorded at both frontal poles is a valid index for the evaluation of psychological state of mind, especially for negative stimulation. Future study plans include investigating a possible relationship between the AAE model and the Yoshida method.


2018 ◽  
Vol 14 (2) ◽  
pp. 135-142 ◽  
Author(s):  
E. Davies ◽  
S. James

Equestrian sport is considered a high-risk environment for equine injury. Due to the close bond between horse and rider, it could be theorised that riders may be impacted psychologically by their horses’ injuries, as seen in athletic pairs and with companion animal ownership. The extensive time commitment and responsibility of care within equestrian sport means that horse riders’ day-to-day life is impacted in a way not seen in other sporting or leisure environments, thus providing a unique opportunity to investigate the psychological responses of riders to their horse’s injury. The aims of this study were to investigate the psychological responses that amateur riders experienced when their horses were injured. 308 amateur horse riders (16 male and 292 female, median age 25-30 category) completed the Psychological Response to Sport Injury Inventory (19-item) (PRSII) and questions regarding demographics, investment in equestrian sport, the horse’s injury and the length of rehabilitation. Devastation was significantly affected by the weekly time investment of riders (H(3)=8.255, P=0.041) and the length of ownership prior to the injury (H(2)=7.690, P=0.021). ‘Devastation’, ‘feeling cheated’, ‘restlessness’ and ‘isolation’ were all significantly affected by the length of rehabilitation for the horse (H(7)=70.825, P=0.000, H(7)=37.799, P=0.000, H(7)=37.799, P=0.004, and H(7)=27.486, P=0.000, respectively). These findings suggest that amateur horse riders are at risk of psychological distress when their horse becomes injured. Whilst the industry has developed strategies to support owners following euthanasia which are already in place, psychological support following horse injury may be necessary to buffer psychological ‘devastation’ within amateur horse owners.


2021 ◽  
Vol 12 ◽  
Author(s):  
Guanxiong Pei ◽  
Taihao Li

Affect plays an important role in the consumer decision-making process and there is growing interest in the development of new technologies and computational approaches that can interpret and recognize the affects of consumers, with benefits for marketing described in relation to both academia and industry. From an interdisciplinary perspective, this paper aims to review past studies focused on electroencephalography (EEG)-based affective computing (AC) in marketing, which provides a promising avenue for studying the mechanisms underlying affective states and developing recognition computational models to predict the psychological responses of customers. This review offers an introduction to EEG technology and an overview of EEG-based AC; provides a snapshot of the current state of the literature. It briefly presents the themes, challenges, and trends in studies of affect evaluation, recognition, and classification; and further proposes potential guidelines for researchers and marketers.


2020 ◽  
Vol 2019 (1) ◽  
pp. 92
Author(s):  
Joseph Shaules ◽  
Robinson Fritz ◽  
Sumiko Miyafusa

This paper is a report on a research project examining psychological resistance to foreign language learning and describes the development of a psychometric instrument—the Linguaculture Motivation Profiler (LMP). The authors argue that in SLA, motivation is often conceptualized in binary terms—motivated vs. unmotivated. They indicate that, in fact, humans have two neurocognitive motivational systems—approach motivation and avoidance motivation. Borrowing from intercultural adjustment theory, the researchers argue that negative reactions to the psychological challenges of language learning are a normal part of the learning process. The LMP conceptualizes motivation in terms of engagement (approach motivation) and resistance (avoidance motivation). It also measures mixed states, a complex psychological state in which learners both engage and resist at the same time. The authors discuss how the LMP is being used in the classroom, and implications for an enriched, more complex understanding of motivation. This can encourage learner self-understanding and improved learning outcomes. 外国語学習における心理的な抵抗感に関する考察と、それを測定するLinguaculture Motivation Profiler (LMP)について報告する。第二言語習得研究(SLA)では、学習意欲は意欲があるかどうか議論される。実際、人には学習意欲が向上したり、低下したりする神経認知の学習意欲のシステムがあり、学習者は言語を学ぶ際に心理的に複雑な反応をしている。SLAは、学習意欲の向上に注目し、意欲の低下については否定的に捉える傾向にある。しかし、異文化適応説では、言語を学ぶ際の否定的な反応は学習過程において通常のことであるとしている。本稿は意欲があることをengagement、低い状態をresistanceと概念化している。また、学習意欲を示しながらも否定的な反応を示す複雑な心理状態をmixed statesとする。最後にLMPが授業の中でどのように実践されているのかについてまとめた。


2020 ◽  
Vol 48 (8) ◽  
pp. 1-10
Author(s):  
Yane Shen ◽  
Shen Wang ◽  
Jiahui Chen ◽  
Jinyun Wu

A measure with satisfactory psychometric properties to address if stress is eustress or distress remains undeveloped in the cultural context of China. Thus, we revised and validated a Chinese version of the Eustress–Distress Psychological Response Scale (CEDPRS), examining the structure and indicators of eustress and distress with 1,079 undergraduate students in China. We found that the CEDPRS is best explained using a 2-factor second-order model comprising psychological responses to eustress and distress. Indicators of psychological responses to eustress included hope, meaningfulness, positive affect, and sense of control; responses to distress included anxiety, negative affect, meaninglessness, loss of control, and anger/hostility. We found that the CEDPRS is a valid and reliable measure in the Chinese context, thus providing empirical support for its use in assessing Chinese people's eustress and distress simultaneously from the individual's psychological response to the same stressor.


2016 ◽  
Vol 1 (3) ◽  
Author(s):  
Yen-Cheng Chiang

This study purpose is investigated whether people prefer artificially pruned gardens or natural gardens. English and French-styled gardens were viewed as natural and geometric gardens, respectively. Each garden group contained 60 participants for a total of 120 participants. Each participant was asked to view garden photos, and measure their physiological (attention and relaxation) and psychological (state anxiety and preference) responses. The results showed that concerning physiology, both styled gardens significantly changed the participants’ attention; however, no significant changes in relaxation. In psychology, both styled gardens significantly reduced the participants’ stress. In preference, no significant differences for the two gardens.© 2016. The Authors. Published for AMER ABRA by e-International Publishing House, Ltd., UK. Peer–review under responsibility of AMER (Association of Malaysian Environment-Behaviour Researchers), ABRA (Association of Behavioural Researchers on Asians) and cE-Bs (Centre for Environment-Behaviour Studies, Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Malaysia.Keywords: Natural gardens; geometric gardens; brainwave; attention recovery 


2021 ◽  
Author(s):  
Isaac David ◽  
Fernando A Barrios

It's now common to approach questions about information representation in the brain using multivariate statistics and machine learning methods. What is less recognized is that, in the process, the capacity for data-driven discovery and functional localization has diminished. This is because multivariate pattern analysis (MVPA) studies tend to restrict themselves to regions of interest and severely-filtered data, and sound parameter mapping inference is lacking. Here, reproducible evidence is presented that a high-dimensional, brain-wide multivariate linear method can better detect and characterize the occurrence of visual and socio-affective states in a task-oriented functional magnetic resonance imaging (fMRI) experiment; in comparison to the classical localizationist correlation analysis. Classification models for a group of human participants and existing rigorous cluster inference methods are used to construct group anatomical-statistical parametric maps, which correspond to the most likely neural correlates of each psychological state. This led to the discovery of a multidimensional pattern of brain activity which reliably encodes for the perception of happiness in the visual cortex, cerebellum and some limbic areas. We failed to find similar evidence for sadness and anger. Anatomical consistency of discriminating features across subjects and contrasts despite of the high number of dimensions, as well as agreement with the wider literature, suggest MVPA is a viable tool for full-brain functional neuroanatomical mapping and not just prediction of psychological states. The present work paves the way for future functional brain imaging studies to provide a complementary picture of brain functions (such as emotion), according to their macroscale dynamics.


Author(s):  
Kyung Hyeon Cho ◽  
Boyoung Kim

Anxiety among nurses attending patients at the forefront of the global coronavirus disease-19 (COVID-19) pandemic is on the rise. Accordingly, examining the psychological response of nurses who have attended COVID-19 patients is necessary. This study aimed to categorize and characterize the psychological responses of nurses who have experienced COVID-19 patient care based on the Q methodology. The Q-sample extracted 34 statements, and the P-sample marked 22 nurses who had operated a screening clinic and experienced patient care in the local base hospitals treating COVID-19 using convenience sampling. The findings suggest that nurses who have experienced COVID-19 patient care fall into three categories based on the following psychological responses: (1) fear of social stigma, (2) anxiety about the risk of infection, and (3) burden of infection prevention and control nursing. Therefore, it is expected that the results of this study may serve as the basis for emotional support programs that are capable of understanding and mediating the psychological state of nurses who care for patients with COVID-19.


2021 ◽  
Vol 12 ◽  
Author(s):  
Wen S. Xiao

This study examined the role of individual differences in horizontal and vertical individualism and collectivism, trust and worries, and concerns about COVID-19 in predicting the attitudes toward compliance of health advice and psychological responses during the COVID-19 pandemic. Chinese university students (N=384, 324 female) completed measures of individualism and collectivism, trust, attitudes toward compliance, and psychological responses to the pandemic. Results showed that not only vertical collectivist orientation but also horizontal individualist orientation significantly predicted higher willingness to comply, whereas vertical individualist orientation significantly predicted lower willingness to comply. Vertical individualist and vertical collectivist orientations predicted higher psychological response in terms of distress, anxiety, and depression, while horizontal collectivistic orientation significantly predicted less psychological problems. Implications of the effect of individual-level cultural orientations on attitudes toward public health compliance and psychological well-being during global health crises are discussed.


Author(s):  
Shilun Zhang ◽  
Xiaolong Zhao ◽  
Zixi Zeng ◽  
Xuan Qiu

Audio-visual interactions in green spaces are important for mental health and wellbeing. However, the influence of audio-visual interactions on psychological responses is still less clear. This study introduced a new method, namely the audio-visual walk (AV-walk), to obtain data on the audio-visual context, audio-visual experiences, and psychological responses in two typical parks, namely Cloves Park and Music Park in Harbin, China. Some interesting results are as follows: First, based on Pearson’s correlation analysis, sound pressure level and roughness were significantly correlated with psychological responses in Cloves Park (p < 0.05). Second, the results of stepwise regression models showed the impact intensity of acoustic comfort was 1.64–1.68 times higher than that of visual comfort on psychological responses of emotion dimension, while visual comfort was 1.35–1.37 times higher than acoustic comfort on psychological responses of cognition dimension in Music Park. In addition, an orthogonal analysis diagram explained the influence of audio-visual interactions on psychological responses of young people. The audio-visual context located beside the waterscape with a relatively higher level of acoustic and visual comfort was the most cheerful (2.60), relaxed (2.45), and energetic (2.05), while the audio-visual context close to an urban built environment tended to be both acoustically and visually uncomfortable, and the psychological state was decreased to the most depressed (−0.25), anxious (−0.75), fatigued (−1.13) and distracted (−1.13).


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