scispace - formally typeset
Search or ask a question

Answers from top 13 papers

More filters
Papers (13)Insight
This study suggests that CAOHC-certified audiometric technicians can reliably use insert earphones without practical training when testing in quiet environments by reading the earphone package directions provided by the manufacturer.
This means reducing noise exposure can contribute to increase safety in workplaces where noise is a factor.
Good performance and valuable noise characteristics are achieved.
The results show that low-frequency hearing thresholds for pure tones of frequencies from 40 Hz and up can be determined with acceptable validity and reliability by the use of this type of insert earphone.
The results indicate that noise is a significant issue in living environments, especially certain impact noise types.
Although the noise dealt with should also be stationary, good performance was achieved for nonstationary noise, such as operations room noise and factory environment noise.
The results showed that the reliability of the ER-3A earphone as measured by intra-individual variation, was comparable to that obtained with the TDH earphone.
Final results demonstrated that both techniques are efficient and effective, and can contribute to evaluating adequately the earphone users' exposure to noise in telemarketing.
But the good news is that it is possible to address the noise issue and create an environment for patients that is not only of better quality, but also inherently safer.
If an enclosure is used as an alternative to a supra-aural earphone for hearing testing in high ambient noise environments, hearing thresholds and threshold repeatability should be similar to a supra-aural earphone, and the enclosures should provide adequate attenuation of ambient noise.
also show that the preferred noise criterion gives good correlation with the auditory sensation comments of the office workers.
The results show good agreement with low-frequency noise measurements reported in literature.
It was suggested that noise is controlled by comprehensive measures from the angle of noise source, noise propagation ways and noise recipient.

See what other people are reading

What is the frequency of 8,000?
4 answers
The frequency of 8,000 Hz falls within the normal range of human auditory sensitivity, which typically spans from 20 to 20,000 Hz. Studies have shown that high-frequency testing, including frequencies like 8,000 Hz, is feasible and can provide valuable normative data on auditory thresholds in young adult populations. Additionally, field surveys conducted at audiology conventions have reported high-frequency hearing thresholds, including at 8,000 Hz, showing consistency with laboratory studies and providing insights into age and sex-related variations in auditory sensitivity. These findings contribute to understanding the human auditory system's response to different frequencies, highlighting the importance of assessing high-frequency hearing abilities in clinical settings for comprehensive auditory evaluations.
How does noise pollution affect human hearing and health?
5 answers
Noise pollution, characterized as unwanted sound, significantly impacts human health, particularly hearing. Studies reveal that noise pollution can lead to hearing loss, tinnitus, psychological distress, sleep disturbances, hypertension, cardiovascular diseases, diabetes mellitus, headaches, and pulmonary diseases. Research emphasizes that noise pollution, often stemming from traffic, can cause various health issues like anxiety, hearing impairment, hypertension, and sleeping disorders. Furthermore, noise-induced health implications are complex to predict, necessitating advanced soft computing techniques like exploratory factor analysis and adaptive neuro-fuzzy inference systems for effective modeling and understanding of noise pollution's health impacts. The intensity and dispersion of noise, influenced by factors like urban architecture, population density, and human activities, play a crucial role in the harmful effects of noise pollution on human health.
What can students do to address noise in terms of Operations of Algebraic Expressions?
5 answers
To address noise in terms of Operations of Algebraic Expressions, students can apply noise filtering techniques like the high gain observer (HGO) approach, which is effective in controlling perturbed systems. Additionally, for recognizing mathematical expressions, students can utilize segmentation methods involving pre-processing, segmentation, and post-processing stages to reduce noise effects and improve recognition outcomes. Moreover, in signal analysis problems related to noise, the concept of noise operators can be employed to analyze signal in noise scenarios, especially in radar and sonar applications. By implementing these strategies, students can enhance their understanding and accuracy when working with algebraic expressions in the presence of noise.
How eco-driving hepls to reduce traffic congestion?
5 answers
Eco-driving contributes significantly to reducing traffic congestion by optimizing driving behaviors and traffic signal control. Studies show that eco-driving techniques lead to CO2 savings and decreased fuel consumption. Advanced algorithms incorporating connected vehicle technologies and platooning systems enhance traffic flow efficiency by adjusting vehicle speeds at intersections based on real-time conditions, increasing throughput and reducing fuel consumption. Eco-driving strategies, such as optimizing speed profiles, minimizing stops at red lights, and maintaining inter-vehicular distances, play a crucial role in mitigating congestion and improving overall traffic sustainability. By promoting eco-friendly driving behaviors and integrating smart traffic management systems, eco-driving helps alleviate congestion, enhance fuel efficiency, and reduce greenhouse gas emissions in urban networks.
What are the effects of refrigerant charge amount on the vibration and noise of refrigeration systems?
5 answers
The refrigerant charge amount significantly impacts the vibration and noise levels in refrigeration systems. Studies have shown that different refrigerants lead to varying vibration and noise performances in sealed reciprocating compressors, with values closely related to the type of refrigerant used. Additionally, the cooling performance of a transcritical cycle is greatly affected by the refrigerant charge amount, with undercharging conditions leading to increased expansion losses and higher noise levels. Furthermore, optimizing the refrigerant charge amount is crucial for heat pump systems, as it influences the condensing pressure, subcooling, and ultimately the coefficient of performance (COP) of the system, highlighting the importance of charge optimization for system efficiency and noise reduction.
Why use gaussian noise in cGAN model?
5 answers
Gaussian noise is utilized in conditional Generative Adversarial Network (cGAN) models for various reasons. Firstly, the application of additive Gaussian noise in GANs can enhance convergence speed. Secondly, Gaussian noise is crucial for simulating real-world noise scenarios accurately, especially in the context of image denoising using deep learning models. Additionally, Gaussian noise models play a significant role in evaluating the impact of factors like inter-channel stimulated Raman scattering on optical Kerr nonlinearity in transmission systems, providing a more accurate representation of signal power profiles along the link. Lastly, Gaussian noise can also be leveraged to address issues related to posterior approximation accuracy in generative models like Variational Autoencoders, offering a principled approach to handling uncertainty in posterior approximation.
Overview of Hearing Loss in Teenagers?
5 answers
Hearing loss in teenagers is a growing concern due to various factors such as exposure to high volumes from headphones and environmental noise like concerts and discos. Studies show that hearing impairment in school-aged children and adolescents can have significant impacts on academic success and quality of life, with prevalence ranging from 0.88% to 46.70%. Adolescents with deafness face unique challenges, including limited access to information and biased attitudes, affecting their self-esteem and identity development. Research on 13-year-old adolescents in the Netherlands revealed a prevalence of sensorineural hearing loss (SNHL) at 6.4% and noise-induced hearing loss (NIHL) at 12.4%, with SNHL decreasing but NIHL increasing between ages 9 and 13. Early detection, prevention strategies, and support systems are crucial in addressing hearing loss issues in teenagers.
Do online hearing tests mean less patients see audiologists?
4 answers
Online hearing tests do not necessarily result in fewer patients seeing audiologists. Research indicates that incorporating online screening tests can actually assist individuals in seeking hearing health care, leading to increased uptake of services. Additionally, a hybrid model combining online and face-to-face services has shown positive outcomes, with high patient satisfaction and a significant number of patients preferring to continue care through audiologists. Moreover, telemedicine tools have been successfully utilized to conduct remote diagnostic tests, enhancing collaboration between healthcare professionals in different locations and improving access to specialized care, rather than replacing the need for audiologists. Therefore, online tests can complement traditional audiologist services, potentially increasing overall patient engagement and access to hearing health care.
What factors contribute to the overall experience of students living in rental houses?
5 answers
Various factors significantly impact the overall experience of students living in rental houses. The cost of housing, housing insecurity, unaffordability, and living conditions play crucial roles in shaping students' perceptions of their academic attainment. Additionally, the location of the accommodation, availability of basic facilities, safety, and security measures in the rental housing also influence students' living experiences. Factors such as distance from educational institutions, dampness, heating, noise levels, and the presence of a written contract are found to affect rental prices and subsequently impact students' choices and experiences in rental housing. These findings underscore the importance of addressing housing challenges to enhance students' overall well-being and academic success.
How many dB does online hearing tests differ from pure tone audiometry?
5 answers
Online hearing tests typically differ from pure tone audiometry by around 2.6 to 3.24 dB. Masalski et al. found a mean difference of 2.6 dB between mobile device-based tests and pure-tone audiometry. Barbour et al. reported a mean absolute difference of 3.24 dB between online machine learning audiogram estimation and traditional audiometry. These studies demonstrate that online methods provide accurate results comparable to conventional audiometry. The discrepancies are minimal, indicating the potential for online tests to be a reliable alternative for hearing assessments, with high compatibility and accuracy when compared to traditional methods.
How can EEG be used by Human resource professionals to enhance employee productivity?
5 answers
EEG can be utilized by Human Resource professionals to enhance employee productivity by implementing systems like the "EEG-Based Aptitude Detection System". This system helps in assigning proper job roles based on employees' working aptitude, leading to increased productivity and reduced stress levels caused by improper role assignments. Additionally, integrating real-time EEG workload indices into the man-machine interface can optimize human-system interaction, adjusting tasks based on the user's cognitive workload. Furthermore, EEG-based mental workload estimators trained on specific tasks can be enhanced using cross-task performance-based feature selection and regression models, improving MW estimation across different tasks and ultimately enhancing performance. By leveraging EEG technology in these ways, HR professionals can tailor job roles, optimize task allocation, and improve overall productivity in the workplace.