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Showing 303 articles found for "Manual"

AUTOMATIC SPEECH RECOGNITION (ASR) BASED ON PROGRESSIVE WEB APPS TO DEVELOP PRONUNCIATION LEARNING

Iqbal, Muhammad
Abstract: Abstract: Good pronunciation plays a crucial role in enhancing students' confidence, encouraging active participation in learning, and preparing them for academic and professional opportunities, such as English-language… interviews. Poor pronunciation during scholarship or job interviews can hinder the interviewer's understanding, thereby reducing the chances of acceptance. This study aims to improve students' pronunciation fluency and develop a learning medium based on Automatic Speech Recognition (ASR) technology. The method employed involves the development of Progressive Web Apps (PWA) integrated with ASR technology from the app.lumi.education platform, supported by manual labeling for pronunciation validation. The research was conducted at LKP Vijaya Learning Centre, Tanjungbalai City. The results demonstrate that ASR-based media significantly enhances students' pronunciation accuracy and confidence. Thus, the integration of ASR technology into PWA effectively supports innovative and efficient pronunciation learning.             Keywords: automatic speech recognition; language learning; pronunciation; web-based application.    Abstrak: Pengucapan yang baik berperan penting dalam meningkatkan kepercayaan diri siswa, mendorong partisipasi aktif dalam pembelajaran, dan mempersiapkan mereka menghadapi peluang akademik maupun profesional, seperti wawancara berbahasa Inggris. saat menghadapi wawancara beasiswa atau pekerjaan berbahasa Inggris, pengucapan yang buruk dapat mengurangi pemahaman pewawancara, sehingga mengurangi peluang diterima. Penelitian ini bertujuan untuk meningkatkan kelancaran pengucapan siswa dan mengembangkan media pembelajaran berbasis teknologi Automatic Speech Recognition (ASR). Metode yang digunakan adalah pengembangan Progressive Web Apps (PWA) yang terintegrasi dengan ASR dari aplikasi app.lumi.education, didukung oleh pelabelan manual untuk validasi pengucapan. Penelitian dilakukan di LKP Vijaya Learning Centre, Kota Tanjungbalai. Hasil penelitian menunjukkan bahwa media berbasis ASR secara signifikan meningkatkan akurasi pengucapan dan kepercayaan diri siswa. Dengan demikian, integrasi teknologi ASR dalam PWA terbukti mendukung pembelajaran pengucapan secara inovatif dan efisien. Kata kunci: aplikasi berbasis web; pengenalan suara otomatis; pembelajaran bahasa; pengucapan

IMPLEMENTATION OF THE FUZZY LOGIC METHOD TO DETERMINE EMPLOYEE ASSESSMENT

Siregar, Agus Trinanda, Andrianto, Richi, Rahayu Putri, Perra Budiarti
Abstract: Abstract: Performance assessment is the process of measuring an organization in achieving predetermined goals. Performance assessment can also be interpreted as periodically determining the operational effectiveness of an… n organization and its personnel, based on the vision, mission and organizational standards that have been previously established. Performance appraisals are carried out between superiors and subordinates, looking at the employee's work results in the last year. Employee performance assessment at the North Padang Lawas Regency PUPR Service still uses a manual system so that the files are not arranged quickly and employee performance assessment still uses calculations with Microsoft Excel. With this problem, the fuzzy logic method is used. The fuzzy method is used to obtain the best employee performance assessment, with 3 criteria to produce the greatest value selected. This research aims to design an employee performance assessment application using the fuzzy method, to obtain recommendations for promotion. The test results of 8 people had sufficient value and 2 people had low value. For low-ranking employees, they will be given sanctions and reprimands by their superiors, while for employees with sufficient value, their performance must be improved to be even better.   Keywords: fuzzy logic; performance; assessment; employee;     Abstrak: Penilaian kinerja merupakan proses pengukuran organisasi dalam mencapai tujuan yang telah ditetapkan. Penilaian kinerja dapat juga diartikan sebagai penentuan secara periodik efektivitas operasional suatu organisasi, dan personilnya, berdasarkan visi, misi dan standar organisasi yang telah ditetapkan sebelumnya. Penilaian kinerja dilakukan antara atasan dengan bawahan, melihat hasil kerja pegawai dalam setahun terakhir. Penilaian kinerja pegawai pada Dinas PUPR Kabupaten Padang Lawas Utara masih menggunakan sistem manual sehingga berkas-berkas file tidak tersusun secara rapid dan penilaian kinerja pegawai masih menggunakanperhitungan dengan microsoft excel.Dengan permasalahah tersebut menggunakan metode fuzzy logic. Metode fuzzy digunakan dalam mendapatkan penilaian kinerja pegawai terbaik, dengan 3 kriteria untuk menghasilkan nilai terbesar yang terpilih. Penelitian ini bertujuan untuk merancang aplikasi penilaian kinerja karyawan dengan metode fuzzy, untuk mendapatkan rekomendasi kenaikan jabatan. Hasil tes dari 8 orang memiliki nilai cukup dan 2 orang memiliki nilai rendah. Bagi pegawai yang memiliki nilai rendah akan diberikan sanksi dan teguran oleh atasannya, sedangkan bagi pegawai yang memiliki nilai cukup, kinerjanya harus ditingkatkan agar lebih baik lagi.   Kata kunci: fuzzy logic; penilaian; kinerja; pegawai

A COMPARATIVE ANALYSIS OF MFEP AND SAW METHODS IN DECISION SUPPORT SYSTEMS FOR MAJOR SELECTION

Hutahaean, Jeperson, Mulyani, Neni, Putri Fahdrina, Jihan Aulia
Abstract: Abstract: The selection of majors at SMAS YPK Kedaisianam previously still used a manual system that was less effective in determining the right major for students. To overcome this, a new system that is easier and more… accurate is needed. This system is expected to assist counseling guidance teachers in providing solutions for choosing majors to students. This study compares two methods, namely Multi Factor Evaluation Process (MFEP) and Simple Additive Weighting (SAW), which have similarities in weighting criteria to produce more effective rankings. The research methodology used is a quantitative approach with numerical data analysis. This study aims to describe the comparison of the two methods in the decision support system for choosing majors at SMKS DAAR Muhsinin. The results of the study show that the use of more effective methods in the application system can make decision-making easier. The conclusion of this study is that the application of MFEP methods can improve accuracy and efficiency in the course selection process. Keywords: decision support system; mfep and saw methods; major selection.   Abstrak: Pemilihan jurusan di SMAS YPK Kedaisianam sebelumnya masih menggunakan sistem manual yang kurang efektif dalam menentukan jurusan yang tepat bagi siswa. Untuk mengatasi hal tersebut, diperlukan sistem baru yang lebih mudah dan akurat. Sistem ini diharapkan membantu guru bimbingan konseling dalam memberikan solusi pemilihan jurusan kepada siswa. Penelitian ini membandingkan dua metode, yaitu Multi Factor Evaluation Process (MFEP) dan Simple Additive Weighting (SAW), yang memiliki kesamaan dalam pembobotan kriteria untuk menghasilkan peringkat yang lebih efektif. Metodologi penelitian yang digunakan adalah pendekatan kuantitatif dengan analisis data berbasis angka. Penelitian ini bertujuan untuk mendeskripsikan perbandingan kedua metode tersebut dalam sistem pendukung keputusan pemilihan jurusan di SMKS DAAR Muhsinin. Hasil penelitian menunjukkan bahwa penggunaan metode yang lebih efektif dalam sistem aplikasi dapat mempermudah pengambilan keputusan. Simpulan dari penelitian ini adalah penerapan metode MFEP dapat meningkatkan akurasi dan efisiensi dalam proses pemilihan jurusan. Kata Kunci: metode mfep dan saw;  pemilihan jurusan; sistem pendukung keputusan.

IMPLEMENTATION E-CRM FOR SELLING OF VIRGIN COCONUT OIL IN MAZZURY INDUSTRY

Khairani, Siti Fadillah, Saputra, Herman, Rohminatin, Rohminatin
Abstract: Abstract: The development of information technology has experienced rapid growth, especially the internet. The internet has made significant contributions, particularly in the business sector. The intense business competition… ition and the rapid advancement of information technology have facilitated greater accessibility for customers in choosing industries. The Mazzuri Batu Bara industry is a business that sells coconut oil products and handcrafted items made from coconut. However, Mazzuri Batu Bara has not yet implemented services that make it easier for customers to purchase products efficiently and still relies on manual processes. Sales reports are recorded in ledgers, making the process inefficient for maintaining organized records. Customers are required to visit the industry in person to learn about the products available, which means they are unaware of the latest discounts and products on offer. One of the strategies to improve service and operations is to implement a Customer Relationship Management (CRM) system. The objective of this research is to assess the operability of the system design that has been developed. With the CRM design, sales can be enhanced to better meet customer needs. This system is designed to facilitate Mazzuri Batu Bara in selling products, processing data digitally, and improving customer service loyalty by retaining existing customers and attracting new ones. Keywords: coconut oil; e-crm; industry mazzuri batu bara.    Abstrak:  Perkembangan teknologi informasi telah mengalami pertumbuhan yang sangat pesat terutama internet. Internet memberikan kontribusi yang sangat membantu dalam bidang bisnis. Persaingan bisnis yang ketat dan pesatnya pertumbuhan teknologi informasi memberikan kemudahan aksesbilitas pelanggan dalam memilih industri. Industri Mazzuri Batu Bara adalah usaha bisnis  yang menjual produk minyak kelapa dan kerajinan tangan dari kelapa. Industri Mazzuri Batu Bara belum menerapkan layanan yang memudahkan pelanggan untuk membeli barang dengan mudah dan masih menggunakan layanan secara manual, data laporan penjualan masih digunakan dalam buku besar sehingga tidak efisien untuk melakukan pencatatan yang tertata rapi, pelanggan harus datang langsung ke industri untuk mengetahui produk apa yang dijual maka pelanggan tidak mengetahui diskon terbaru dan produk yang dijual di industri. Salah satu upaya dalam meningkatkan pelayanan dan operasional adalah dengan menerapkan konsep Customer Relationship Management (CRM). Tujuan pada penelitian ini adalah operabilitas hasil desain sistem yang telah dibuat. Dengan desain Customer Relationship Management (CRM), dapat meningkatkan penjualan dalam memenuhi kebutuhan pelanggan. Sistem ini dibuat untuk memudahkan Industri Mazzuri Batu Bara dalam menjual produk, mengolah data secara komputerisasi dan dapat meningkatkan loyalitas pelayanan kepada pelanggan dalam mempertahankan pelanggan dan menarik pelanggan baru. Kata kunci: e-crm; industri mazzuri batu bara; minyak kelapa.

IMPLEMENTATION OF THE USE E-CRM IN IMPROVING OPERATIONAL EFFICIENCY AND PROFITABILITY AT GALLERYPARFUME WEB-BASED

Syahillah, Bella, Irawati, Novica, Dewi, Muthia
Abstract: Abstract: Gallery Parfume Shop is a business engaged in cosmetics located on Jalan Merdeka, Simpang Empat, Kec. Tanjung Tiram, Kab. Batu Bara, North Sumatra. In the procedures and management of sales management at Gallery… y Parfume is still done manually, the reports are still recorded in notes the impact of this is that Gallery Parfume has difficulty in evaluating their sales performance, identifying market trends, and planning effective sales strategies and also difficulty building loyalty. Therefore, a system is needed, by implementing E-CRM at Gallery Parfume can get new customers, improve customer relationships, and retain customers, which will ultimately create customer loyalty and to measure the increase in profitability resulting from the use of E-CRM into a web-based application so that it will later facilitate increasing sales, customer loyalty, and saving operational costs. The method used to collect and analyze this research data is a qualitative method. It is expected that through this web application it can also build a database to make it easier for Gallery Parfume to search for data and reports. Keywords: consumers; e-crm; stores   Abstrak: Toko Gallery Parfume merupakan usaha yang bergerak dibidang kosmetik yang berada dijalan Merdeka, Simpang Empat, Kec. Tanjung Tiram, Kab. Batu Bara, Sumatera Utara. Dalam prosedur dan manajemen pengelolaan penjualan di Gallery Parfume masih dilakukan secara manual, laporan nya masih tercatat  di notes dampak dari hal tersebut gallery Parfume kesulitan dalam mengevaluasi kinerja penjualan mereka, mengidentifikasi tren pasar, dan merencanakan strategi penjualan yang efektif  juga kesulitan membangun loyalitas. Maka dengan hal itu diperlukan sebuah sistem, dengan menerapkan E-CRM di Gallery Parfume dapat memperoleh pelanggan baru, meningkatkan hubungan dengan pelanggan, dan mempertahankan pelanggan, yang pada akhirnya akan terciptanya loyalitas pelanggan dan untuk mengukur peningkatan profitabilitas yang dihasilkan dari penggunaan E-CRM kedalam bentuk aplikasi berbasis web agar nantinya memudahkan dalam peningkatan penjualan, loyalitas pelanggan, dan penghematan biaya operasional. Metode yang digunakan untuk mengumpulkan dan menganalisis data penelitian ini dengan metode kualitatif. Diharapankan melalui aplikasi web ini juga dapat membangun database guna memudahkan Gallery Parfume dalam mencari data dan laporan. Kata Kunci: e-crm; konsumen; toko

APPLICATION OF FAST FRAMEWORK IN THE DEVELOPMENT OF UNTAN FMIPA LABORATORY INFORMATION SYSTEM

Arman, Yudha, Sari, Renny Puspita, Mutiah, Nurul, Prawira, Dian
Abstract: The laboratory is one of the facilities owned by the FMIPA Laboratory, which is one of the facilities owned by Tanjungpura University to support tridharma activities. There are several problems in laboratory management,… namely that management is carried out manually, so it takes a long time to apply for the loan of laboratory equipment and to prepare a free laboratory loan letter. In order to improve services, ensure data security, and accommodate all laboratory data, it is necessary to develop an FMIPA laboratory information system (SILABMIPA). The FAST framework is used in developing SILABMIPA to suit user needs. The analysis and development of SILABMIPA follows the FAST method with the stages Scope Definition, Problem Analysis, Requirements Analysis, Logical Design, Decision Analysis, Physical Design and Integration, Construction and Testing. With the construction of SILABMIPA, it can make it easier for managers to manage laboratories, assist students in applying for and borrowing equipment, as well as making laboratory loan-free certificates. Based on the results of system functional testing against SILABMIPA, it was found that the system operates well in accordance with the user's functional needs, while the results of system interface testing obtained a percentage of 82.60% in the very good category.

EVALUATING LABORATORY WEBSITE USABILITY THROUGH THE SYSTEM USABILITY SCALE (SUS)

Ma'wa, Safarah Putri, Damayanti, Friska, Etruly, Niki
Abstract: Abstract: The Manual Drawing Laboratory and Computer Laboratory of the Furniture Design Study Program are some of the infrastructures used to support learning and practicum in the Polytechnic of Furniture Industry and Wood… od Processing. Services at these two laboratories utilize the Laboratory website which can be accessed publicly via the address https://labdesainfurnitur.poltek-furnitur.ac.id/, in which the purpose of developing the website is to simplify the process for stakeholders to access information regarding practicum activities conducted in the laboratories. Ease of access to this information needs to be evaluated, especially related to usability on the website. The evaluation of the laboratory website's usability is performed using the System Usability Scale (SUS) method, which provides a structured approach to measuring the effectiveness and user experience of the website. It is hoped to obtain a representation of the user's experience of the function and appearance of the laboratory website as advice on what features might be developed to improve the services. According to the results of data processing from 44 respondents, the average SUS score was 59.32. Based on this score, the Acceptability Range category is still in the marginal range, meaning there are still several things that need to be corrected or improved so the website can help in the daily operational activities of the laboratory.             Keywords: laboratory; SUS; usability; user; website     Abstrak: Laboratorium Gambar dan Laboratorium Komputer Program Studi Desain Furnitur merupakan sarana penunjang praktikum di Politeknik Industri Furnitur dan Pengolahan Kayu. Pelayanan pada kedua laboratorium ini telah memanfaatkan website yang dapat diakses secara publik melalui alamat https://labdesainfurnitur.poltek-furnitur.ac.id/, pemanfaatan website bertujuan untuk memudahkan para pengguna dalam memperoleh informasi seputar kegiatan praktikum di laboratorium di setiap waktu. Adanya pemanfaatan teknologi informasi tersebut perlu dievaluasi untuk mengetahui kegunaan website bagi para pengguna serta sebagai masukan untuk pengelola laboratorium dalam mengembangkan website di masa mendatang. Evaluasi website laboratorium dilakukan dengan metode System Usability Scale (SUS). Melalui evaluasi kegunaan pada website laboratorium diharapkan diperoleh representasi pengalaman pengguna terhadap fungsi dan tampilan website laboratorium dan diperoleh saran fitur-fitur yang dapat dikembangkan untuk meningkatkan pelayanan di laboratorium. Data yang diperoleh sebanyak 44 responden menghasilkan skor SUS dengan rata-rata 59,32. Berdasarkan skor tersebut, rentang akseptabilitas website masih berada pada rentang marginal, sehingga masih ada beberapa fitur yang perlu ditingkatkan agar website dapat membantu kegiatan operasional laboratorium sehari-hari.   Kata kunci: kegunaan; laboratorium; pengguna; SUS; website

ANALYSIS OF PUBLIC OPINION SENTIMENT REGARDING POLICE INSTITUTIONS BASED ON TWITTER USING THE SUPPORT VECTOR MACHINE (SVM) METHOD

Sirojudin, Said Ahmad, Susanti, Try, Aribangsa, Mhd Theo
Abstract: Abstract: Twitter occupies the top position of the most popular social media platform in Indonesia. Police and other related issues were the subject of much discussion. The aim of this research is to analyze public sentiment… ment towards the National Police Agency using Twitter with the support vector machine method. The research started by crawling Twitter data. The data contains a total of 6,925 entries for three keywords. Next, we move on to the preprocessing stage consisting of (cleaning, case folding, tokenization, and filtering). Next is the tf-idf feature extraction stage, finally the classification and evaluation stage. The results of manual data inspection (73:27) showed accuracy of 70.66%, precision of 70.68%, and recall of 99.76%. Testing the second data (82:18), found accuracy 86%, precision 86.21%, recall 99.71%. The results of manual data checking (82:18) showed accuracy of 70.66%, precision of 70.68%, recall of 99.76%. Testing the second data (82:18), found accuracy 86%, precision 86.21%, recall 99.71%. From the data system testing results (80:20), accuracy was 87.55%, positive precision 87.53%, negative precision 88.24%, positive recall 99.48%, and negative recall. the rate is 99.48.% – The result is 21.43%. Data testing results (60:40) showed accuracy of 86.89%, positive precision of 86.84%, negative precision of 88.46%, positive recall of 99.61%, and negative recall of 16.43%. Single test data validation system (80:20), accuracy 87.55, overall test cross validation system (k fold 5 accuracy) 86.673%. Keywords: data mining;police agencies;support vector machines   Abstrak: Twitter menduduki posisi teratas platform media sosial terpopuler di Indonesia. Polisi dan masalah terkait lainnya menjadi pokok bahasan banyak pembicaraan. Tujuan penelitian ini untuk menganalisis sentimen masyarakat terhadap Badan Kepolisian Nasional menggunakan Twitter dengan  metode support vector machine. Penelitian dimulai dengan  crawling  data Twitter. Data memuat total 6.925 entri dari tiga kata kunci. Selanjutnya beralih ke tahap preprocessing terdiri dari (pembersihan, pelipatan kasus, tokenisasi, dan pemfilteran). Selanjutnya tahap ekstraksi fitur tf-idf, terakhir tahap klasifikasi dan evaluasi. Hasil pemeriksaan data manual (73:27) menunjukkan akurasi 70,66%, presisi 70,68%, dan recall 99,76%. Menguji data kedua (82:18), menemukan akurasi 86%, presisi 86,21%, recall 99,71%. Hasil pemeriksaan data secara manual (82:18) menunjukkan akurasi 70,66%, presisi 70,68%, recall 99,76%. Menguji data kedua (82:18), menemukan akurasi 86%, presisi 86,21%, recall 99,71%. Dari hasil pengujian sistem data (80:20), akurasi 87,55%, presisi positif 87,53%, presisi negatif 88,24%, recall positif 99,48%, dan recall negatif. tarifnya adalah 99,48.% – Hasilnya 21,43%. Hasil pengujian data (60:40) menunjukkan akurasi 86,89%, presisi positif 86,84%, presisi negatif 88,46%, recall positif 99,61%, dan recall negatif 16,43%. Uji tunggal sistem validasi data (80:20), akurasi 87,55, uji keseluruhan sistem validasi silang  (akurasi k fold 5) 86,673%.   Kata Kunci: data mining;instansi kepolisian;mesin vektor pendukung

SENTIMENT ANALYSIS OF PEGIPEGI.COM ON GOOGLE PLAYSTORE WITH NAÏVE BAYES ALGORITHM

Hardian, Riski, Oktaviana, Luzi Dwi, Hamdi, Aulia
Abstract: Abstract: Today, many users use online platforms rather than offline platforms for ticket bookings, involving a wide range of services such as flights, hotels, trains, buses, and entertainment. PegiPegi.com, as one of the… e fastest growing online travel agencies in Indonesia, demonstrates success by understanding the value of technology and maintaining strong partnerships. Users of this platform often provide reviews, viewing user reviews can be done manually but this will have a less effective impact, so it needs to be done automatically with sentiment analysis. This research the Naïve Bayes method in sentiment analysis of PegiPegi.com reviews, with a focus on understanding customer satisfaction and service improvement. By combining these approaches, this research contributes to a deeper understanding of user responses to OTA services and presents the evaluation results of the Multinomial Naive Bayes classification model with an accuracy rate of 89.5%. The high precision in the Negative class demonstrates the model's ability to identify negative reviews. However, there are challenges in classifying the Neutral class, indicating the potential for further improvement. Nevertheless, the F1 score of 0.522 reflects a good balance between overall precision, recall so it can be concluded the naïve bayes algorithm is successful for performing sentiment analysis. Keywords: Sentiment analysis; naïve bayes algorithm; pegipegi.com; playstore     Abstract: Saat ini banyak pengguna platform online dibandingkan offline untuk pemesanan tiket, yang melibatkan berbagai layanan seperti penerbangan, hotel, kereta api, bus, dan hiburan. PegiPegi.com, sebagai salah satu agen perjalanan online yang berkembang pesat di Indonesia, menunjukkan keberhasilan dengan memahami nilai teknologi dan mempertahankan kemitraan yang kuat. Pengguna platform ini sering memberikan ulasan, melihat ulasan pengguna bisa saja dilakukan secara manual tetapi hal ini akan memberikan dampak yang kurang efektif, sehingga perlu dilakukan secara otomatis dengan analisis sentiment. Penelitian ini bertujuan untuk menerapkan metode klasifikasi Naïve Bayes dalam analisis sentimen ulasan PegiPegi.com, dengan fokus pada pemahaman kepuasan pelanggan dan peningkatan layanan. Dengan menggabungkan pendekatan ini, penelitian ini berkontribusi pada pemahaman yang lebih dalam tentang tanggapan pengguna terhadap layanan OTA dan menyajikan hasil evaluasi model klasifikasi Multinomial Naive Bayes dengan tingkat akurasi 89,5%. Presisi tinggi di kelas Negatif menunjukkan kemampuan model untuk mengidentifikasi ulasan negatif. Namun, ada tantangan dalam mengklasifikasikan kelas Netral, menunjukkan potensi untuk perbaikan lebih lanjut. Namun demikian, skor F1 0,522 mencerminkan keseimbangan yang baik antara presisi keseluruhan dan daya ingat sehingga dapat disimpulkan algoritma naïve bayes berhasil untuk melakukan analisis sentimen. Keywords: Analisis sentimen; naïve bayes; pegipegi.com; playstore

PEIZOELECTRIC SENSOR MODEL TO UNLOCK DIGITAL DOORS USING ARDUINO UNO

Rasyid, M., Yuda, Fitra, Puspita, Retchi
Abstract: Abstract: Generally, people still use a simple key system. The door opening function still uses conventional (manual) keys such as locking levers, sliding locks or rotating hinges. The widespread use of keys as a general… security method often results in the loss of keys while traveling. For this reason, this research aims to maintain a home or place security system that must be protected with a knock sensor at an affordable price among the public. This system uses a knock key piezoelectric sensor, Arduino Uno. So it produces a smart door using a knock sensor, where when it is knocked the knock is automatically read by the sensor.             Keywords: knock piezoelectric sensor; arduino uno.     Abstrak: Umumnya masyarakat masih menggunakan sistem kunci yang sederhana. Fungsi bukaan pintu masih menggunakan kunci konvensional (manual) seperti tuas pengunci, kunci geser atau engsel putar. Meluasnya penggunaan kunci sebagai metode keamanan umum seringkali mengakibatkan hilangnya kunci saat bepergian. Untuk itu penelitian ini bertujuan untuk menjaga sistem keamanan rumah atau tempat yang harus dilindungi dengan sensor ketukan dengan harga yang terjangkau dikalangan masyarakat. Sistem ini menggunakan sensor piezoelektrik kunci ketuk, arduino uno. Sehingga menghasilkan pintu pintar dengan menggunakan sensor ketukan, dimana ketika diketuk otomatis ketukan itu terbaca dengan sensor tersebut.   Kata kunci: sensor piezoelektrik kunci ketuk; arduino uno.