This paper describes a design of earphone style wearable device that may provide an automatic guidance service for visitors. With both position information and orientation information obtained from NFC and terrestrial magnetism sensor, a high level automatic guide service may be realized. To realize the service, a algorithm for position detection using the packet from NFC tags, and developed an...

With the growth of various e-commerce applications, it has become increasingly important to understand consumer spending patterns and provide products that best respond their needs. One way doing this is by utilizing data available in product reviews improve level content interaction. I
 n order tap into data, companies can utilize a process called sentiment analysis identify consumers’ se...

LatarBelakang: Terapi murotal merupakan terapi yang digunakan untuk mengurangi kecemasan pada pasien mengalami kecemasan. Tujuan: Penelitian ini bertujuan melihat pengaruh relaksasi audio: Murottal Al Qur’an surah Ar-Rahman (QS: 55, 78 ayat) dilantunkan oleh Abi Tulkhah dengan durasi 13 menit 55 detik, menggunakan handphone Aplikasi Offline 30 juz disambungkan earphone atau headset. Metode: met...

Fe-Co alloys have the advantages of high saturation magnetization and magnetic elongation. They are used in electromagnet pole heads, earphone vibration films, magnetostriction transducers, so on. At present, few papers been published on co-deposition process alloys. In present work, smooth dense films 10 μm were successfully prepared an economical, green, sulfate solution system via electrodep...

Background Over the past year, considerable media attention has been given to the potential risk of hearing loss associated with the use of portable music players. A study of output levels of portable compact disc (CD) players (Fligor and Cox, 2004) suggested recommendations for safer listening level and duration for consumers. Fligor and Cox (2004) also reported in-ear earphones produced highe...

BACKGROUND There is no information about the pattern of use of earphones and music players in Iranian adolescents. The aim of this study was to assess the prevalence and pattern of the use of earphone and music player devices as a main risk factor for hearing loss in adolescents of Tabriz city, northwest of Iran. METHODS In this cross-sectional study in November 2011, 2,359 high school studen...