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Design Framework of Expert System Program in Otolaryngology Disease Diagnosis use Extreme Programming (XP)Method(Case Study in THB Bekasi Hospital) melyani, Melyani; Prasetyo, Trisna Fajar; Rahadjeng, Indra Riyana; Mufid, Zainul; Rafik, Ahmad; Shaura, Rizkiana Karmelia; Daniel, Daniel; Emita, Isyana
Journal of Technology Informatics and Engineering Vol. 3 No. 3 (2024): December (Special Issue: Big Data Analytics) | JTIE: Journal of Technology Info
Publisher : University of Science and Computer Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51903/jtie.v3i3.209

Abstract

The prevalence of Ear, Nose, and Throat (ENT) diseases presents diagnostic challenges, especially in resource-limited settings. At THB Bekasi Hospital, constrained specialist availability and long consultation queues highlight the need for an accessible diagnostic solution. This study aims to develop an expert system for diagnosing ENT diseases using the Extreme Programming (XP) methodology, incorporating the forward chaining technique for inference. The research includes assessment, knowledge acquisition through expert consultations, system design, and rigorous testing. The system was developed as a mobile application using Android Studio, enabling users to input symptoms and receive real-time diagnostic insights. The knowledge base integrates data from medical experts, synthesizing 11 diseases and 35 symptoms into a robust decision-making framework. The diagnostic process applies predefined rules to ensure accuracy in identifying conditions such as sinusitis, laryngitis, and otitis. Evaluation results demonstrate a 100% match accuracy during testing with 15 test cases, confirming the system’s reliability. The application offers users rapid diagnostic assistance, promoting timely treatment for ENT issues, although it does not substitute medical professionals. By leveraging ubiquitous smartphone access, this system addresses gaps in healthcare accessibility and enhances patient autonomy. This research contributes a scalable framework for deploying expert systems in other medical domains. Future improvements include integrating geolocation services for nearby specialist referrals and adopting backward chaining for more complex diagnoses, thereby broadening its applicability and utility
Kinerja Karyawan yang dipengaruhi oleh Kepuasan Kerja dan Self-Efficacy Melalui Komitmen Organisasi Sebagai Variabel Intervening Emita, Isyana; Rahayu, Eneng Iviq Hairo; Armaniah, Henny
Ilmu Ekonomi Manajemen dan Akuntansi Vol. 4 No. 2 (2023): Jurnal Ilmu Ekonomi Manajemen dan Akuntansi
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/ileka.v4i2.1993

Abstract

Penelitian ini bertujuan untuk menganalisis kinerja karyawan dengan fokus pada kepuasan kerja dan Self-Efficacy, serta mempertimbangkan komitmen organisasi sebagai variabel intervening. Dalam penelitian ini, data dikumpulkan melalui survei terhadap 100 karyawan PT Frisian Flag. Pada penelitian ini peneliti menggunakan metode Probability Sampling yakni simple random sampling. Simple Random Sampling adalah pengambilan anggota sampel dari populasi yang dilakukan secara acak tanpa memperhatikan strata yang ada dalam populasi itu. Kepuasan kerja berpengaruh terhadap kinerja karyawan. Kepuasan kerja mempunyai pengaruh terhadap komitmen organisasi. Komitmen organisasi mempunyai pengaruh terhadap kinerja pegawai. Efikasi diri tidak mempunyai pengaruh terhadap kinerja karyawan. Efikasi diri tidak mempunyai pengaruh terhadap konstruk kinerja karyawan. Efikasi diri mempunyai pengaruh terhadap konstruk komitmen organisasi. Kepuasan kerja berpengaruh positif terhadap kinerja karyawan yang dimediasi oleh komitmen organisasi. Komitmen organisasi berperan sebagai kontrol parsial, artinya untuk mengetahui hubungan antar variabel terdapat hubungan langsung seperti kepuasan kerja dengan kinerja karyawan. Efikasi diri berpengaruh positif terhadap kinerja karyawan yang dimediasi oleh komitmen organisasi. bahwa komitmen organisasi merupakan kontrol parsial terhadap hubungan Self-Efficacy dengan kinerja pegawai. Pengukuran ini memberikan nilai Q2 sebesar 0,9885 atau 98,85% yang menunjukkan bahwa nilai tersebut lebih besar dari nol. Jadi membuktikan bahwa kinerja karyawan secara keseluruhan dipengaruhi oleh variabel kepuasan kerja, Self-Efficacy, dan komitmen organisasi sebesar 98,85% dan sisanya oleh variabel lain di luar model penelitian.
Impact of Liquidity and Sales Growth on Company Value: A Case Study of Telecommunications Firms on the Indonesian Stock Exchange Rahadjeng , Indra Riyana; Melyani, Melyani; Anwar, Dian Mohamad; Rafik, Ahmad; Emita, Isyana; Indrarti, Wahyu; Sari, Dian Indah
Journal of Management and Informatics Vol. 4 No. 3 (2025): December Season | JMI: Journal of Management and Informatics
Publisher : University of Science and Computer Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51903/jmi.v4i3.196

Abstract

This study investigates the impact of liquidity and sales growth on company value within the Indonesian telecommunications sector from 2020-2024. Grounded in Signaling Theory, this research employs a quantitative panel data regression on a saturated sample of five IDX-listed firms. Using the Price-to-Book Value ratio as a proxy for company value, the analysis tests the influence of the Current Ratio (liquidity) and annual sales growth. The selected Fixed Effect Model reveals that both liquidity and sales growth have a significant positive effect, confirming they act as credible signals influencing investor valuation.
Pengaruh Kompensasi dan Disiplin Kerja Terhadap Kinerja Karyawan PT. Serasi Autoraya (TRAC) Nurmala Agustina; Isyana Emita
Lokawati : Jurnal Penelitian Manajemen dan Inovasi Riset Vol. 2 No. 6 (2024): November : Jurnal Penelitian Manajemen dan Inovasi Riset
Publisher : Asosiasi Riset Ilmu Manajemen Kewirausahaan dan Bisnis Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61132/lokawati.v2i6.1289

Abstract

Sinar Inti Telaga was founded in 1986, then transformed into PT Serasi Autoraya in 1990 by introducing the trademark "Toyota A Car". PT. Serasi Autoraya (TRAC) is an international subsidiary. Tbk which is now widely known as one of the largest transportation and logistics service companies in Indonesia. The aim of this research is to determine the effect of compensation and work discipline on the performance of PT. Serasi Autoraya (TRAC) in this research uses independent variables, namely compensation (X1) and work discipline (X2) as well as the dependent variable, namely employee performance (Y). The population of this study were employees of PT. Serasi Autoraya (TRAC). The sample used the Puprosive Sampling method, data collection by collecting questionnaires online with Google from to 50 respondents. The method in this research uses quantitative statistical methods. Quantitative statistical analysis includes validity tests, reliability tests, multiple linear analysis. Other hypothesis testing includes classical assumption tests, including data normality test, multicollinearity test, heteroscedasticity test, T test, F test, and coefficient of determination test (R2). The data was processed using the SPSS (Statistical Package for Social Science) 25.0 photo windows program. The test results of the T (Partial) test on the compensation variable (X1) show that the sig 0.004 < 0.05 and t value 3,028 > 2,010 (t table) test results on the T (Partial) test on the work discipline variable, namely 0.000 < 0.05 and t value 6,081 > 2,010 (t table). The test results of the F test (Simultaneous) show that the sig value is 0.000 < 0.05 and the calculated f value is 49,966 > 3.19 (f table) and it can be concluded that compensation (X1) and work discipline (X2) have a positive and significant effect on performance employee (Y).