Heriyanto Heriyanto
Prodi Teknik Informatika Universitas Pembangunan Nasional "Veteran" Yogyakarta

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APLIKASI ENKRIPSI DAN DEKRIPSI FILE DENGAN MENGGUNAKAN AES (ADVANCED ENCRYPTION STANDARD) ALGORITMA RIJNDAEL PADA SISTEM OPERASI ANDROID Langit Da Silva; Dessyanto B. P; Heriyanto Heriyanto
Telematika Vol 10, No 1 (2013): Juli 2013
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v10i1.383

Abstract

Rijndael algorithm is an algorithm that won the contest organized by NIST to replace DES algorithm known weaknesses . After winning the contest Rijndael algorithm , Rijndael lagoitma then serve as the AES ( Advanced Encryption Standard ) . This algorithm has been widely used in the encryption problem both for text , files , and databases . While Android is an open source operating system developed by Google . Currently Android operating system has become the operating system most widely used on smartphoanes . Smartphones now prevalent and had also been owned by many people because of its reliability. In this final project has been able to be made to solve the problem of software security file on the device that uses the Android operating system using AES ( Advanced Encryption Standard ) Rijndael algorithm . The method used in the design and manufacture of this software is the method GRAPPLE ( Guideliness for Rapid Application Engineering ) . The programming language used is Java . In the application can generate an encrypted file that can not be opened . To open the file , then the application can perform the decryption process . The parameters used in the analysis of this algorithm when used for encryption and decryption .
NATURAL LANGUAGE PROCESSING (NLP) UNTUK MENGETAHUI HUKUM BACAAN AL-QUR’AN Heriyanto Heriyanto; Sri Hartati
Telematika Vol 11, No 1 (2014): Edisi Juli 2014
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v11i1.515

Abstract

Natural Language Processing (NLP) to know Al-Quran reading law can analyse text data input in the form of sentence with everyday human being Ianguage of process early by recognizing syntak order and existing production order through scanning, identifying token, result of from token will be conducted by parsing and processed later;then to be conducted by adaptation with existing production order. Result of adaptation will in accepting or is not accepted by if do not fulfill existing production order will emerge message of mistake. The result if as according to order produce hence will present as according to wanted sentence to present Al-Quran reading law. Knowing real correct Al-Quran reading law as according to tartil, its science of its law nya of kifayah fardhu, therefore in studying and knowing Al-Quran reading law by using Natural Language Processing (NLP) can fulfill science procedures learn to read Al-Quran matching with tajwid science. NLP which can recognize wanted reading law by consumer for the letter of Al-Fatihah, Al-Baqarah Juz 1. made Application Software can give appearance result of Al-Quran reading laws, NLP which can analyse about wanted reading law with input pass text. Read text pursuant to used production order so that can know reading law which is pursuant to included text
REKAYASA PERANGKAT LUNAK UNTUK KLASIFIKASI BACAAN IQRA MELALUI VOICE RECOGNITION MENGGUNAKAN METODE SAMPLING DEVIASI EVERAGE ENERGY DAN DEVIASI WAVE Heriyanto Heriyanto
Telematika Vol 10, No 2 (2014): Edisi Januari 2014
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v10i2.279

Abstract

Indonesia's population is Muslim and the majority of its adherents Koran, which is read byreading the Koran and dipelajarai one knows reading Iqra. Iqra reading an early introduction tounderstand the basics of reading the Quran even though there are other methods, but themethod is widely used Iqro in learning to read the Koran. At the time of getting to know thereading is done by an Ustadz Iqra who will fix a wrong reading Iqra, Iqra but the identification ofreading through voice recognition and counting method and see the average deviation of waveenergy as a tool to identify and detect how much the reading of Iqra proximity readings withreadings Iqra spoken.Keywords: Newspaper, Iqra, Iqro, average energy, voice recognition, wave deviation
PENGGUNAAN METODE EXACT MATCH UNTUK MENENTUKAN KEMIRIPAN NASKAH DOKUMEN TEKS Heriyanto Heriyanto
Telematika Vol 8, No 1 (2011): Edisi Juli 2011
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v8i1.441

Abstract

Comparison of resemblance  document text to know how precisely from its source resemblance or  do not with efficient and effective algorithm. Made system and designed to do examination both of source of text 1 and source of text 2 (goals) with prediksi if there is resemblance from text 1 and text 2 more near or not.In generally system consist of three process that is process early (praprocessing with index), seeking process (process and searching with index) calculation of presisi with sign and match exact. Analysis in the form of checking : the first equality of word with word location differ, second equality of word with is same word location, and third equality of word equivalent. Equality of word equivalent combine also with equality of word with word location differ, and combine equality of word with is same word location. Resemblance used analys with Exact Match method and similarity function. Function Similarity represent process with Exact Match checking of word if precisely is equal to value 1 (true) and not equal to value 0 (false).Resemblance of source and goals base analysis match exact without used steam although there is suffix and prefix that is  difference word, so added with suffix and prefix will mean word which different. Because writer assume needn't be steam because by the prefix  dand suffix  most word always have meaning differ.The Finally, Analysis come near number 1 is similarity and  near number 0 didn’t similary. If the number 0.5 or a half that mean half similarity.
APLIKASI NEWS READER BERITA LOKAL BERBASIS ANDROID Bambang Yuwono; Heriyanto Heriyanto; Tantra Nurhuda
Telematika Vol 9, No 1 (2012): Edisi Juli 2012
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v9i1.296

Abstract

News reader is a software or web service that serves to display a summary of the latestposts. RSS is typically used on websites that update content dynamically. RSS is an openmethod for collecting and pooling the content of the pages of a website. The method used in themaking of this application is the grapple. The programming language used is Java and php.While building a database using mySQL.This application is useful to facilitate mobile phoneusers to know the latest news. In this application there are news categories that can be selectedby the user, namely the category of politics, economics, sports, technology, education andentertainment. Featured news picked up from a local news portal website rss Indonesia. Userscan view the details of the news and share news via facebook and twitter. There was also thenews search feature that utilizes existing news search feature on the website news provider.Keywords : Application, News Reader, RSS
PENGEMBANGAN MODEL PUBLIC MONITORING SYSTEM MENGGUNAKAN RASPBERRY PI Bambang Yuwono; Simon Pulung Nugroho; Heriyanto Heriyanto
Telematika Vol 12, No 2 (2015): Edisi Juli 2015
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v12i2.1409

Abstract

Limitations of the data processing device is large enough shape so it is less flexible in mobile functionality. Raspberry Pi is a single board computer (single-board computer) or a credit card-sized SBC. Raspberry Pi has been equipped with all functions like a complete computer, using a SoC (System-on-a-chip) ARM packaged and integrated on the PCB. CCTV is one device that is expected to reduce the crime rate in public areas. But the high cost of installation constraints (either electrical or network) and limited mobility placement tool makes use of the device is not maximal yet. This study offers an alternative solution to fix the above problems. Prototype Development of Public Monitoring System Using a Raspberry Pi is an initial sub-study of grand research Intelligent Application Integration Public Monitoring System. The output will be achieved is to build a device for monitoring systems that have mobility design that can be placed in various places. With this research is expected to provide the use of Raspberry Pi discourse to establish a monitoring system that is inexpensive and power-efficient government support programs.
DETEKSI UCAPAN ANGKA SATU SAMPAI SEPULUH BAHASA PALEMBANG MENGGUNAKAN MFCC DAN BOBOT DOMINAN Heriyanto Heriyanto
Telematika Vol 16, No 1 (2019): Edisi April 2019
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v16i1.3024

Abstract

Abstract Detecting speech with regional language, one of which is Palembang language, has uniqueness and distinctiveness in accent. Differences in dialects to check how precise and influential the accuracy of using MFCC and dominant weights. This study consists of three stages. The first stage, feature extraction of numerical numbers from one to ten using Mel Frequency Cepstral Coefficient (MFCC). The second stage is the selection of features that will be used as feature tables using the proposed model Normalized Dominant Weight (NBD) with threshold similarity, range, filtering, normalization of weights and dominant weights. The third stage is testing by checking by finding similarities in range, filtering, sequential multiplication and calculation of Suitability of Uniformity Patterns (CTF). The test results of checking MFCC and feature selection with normalization of dominant weights were 70% while without feature selection only 42%. Keywords : extraction, weighting, dominant, normalization, range Abstrak Deteksi ucapan dengan berbahasa daerah salah satunya bahasa Palembang mempunyai keunikan dan kekhasan dalam logat berbahasa. Perbedaan logat bahasa untuk mengecekan seberapa tepat dan berpengaruh terhadap akurasi menggunakan MFCC dan Bobot dominan. Penelitian ini terdiri atas tiga tahap. Tahap pertama, ekstraksi ciri angka bahasa angka satu sampai sepuluh menggunakan Mel Frequency Cepstral Coefficient (MFCC). Tahap kedua adalah pemilihan fitur yang akan dijadikan tabel fitur menggunakan model yang diusulkan Normalisasi Bobot Dominan (NBD) dengan kesamaan threshold, jangkauan, filtering, normalisasi bobot dan bobot dominan. Tahap ketiga adalah pengujian dengan pengecekan dengan cara mencari kesamaan jangkauan, filtering, perkalian sekuensial dan perhitungan Kesesuaian Keseragaman Pola (KKP). Hasil pengujian pengecekan terhadap MFCC dan pemilihan fitur dengan normalisasi bobot dominan sebesar 70% sedangkan tanpa pemilihan fitur hanya sebesar 42%. Kata kunci : ekstraksi, bobot, dominan, normalisasi, jangkauan
ANALISA DETEKSI GAMBAR TERMODIFIKASI DENGAN DEVIASI PIXEL Heriyanto Heriyanto
Telematika Vol 9, No 1 (2012): Edisi Juli 2012
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v9i1.293

Abstract

Picture which used many to a collection by otentifikasi make a document which is veryworth which can be kept depicting aktifitas or a memory and remind will event. Depository ofpicture can in the form of bitmap file represent a text file document in the form of bmp, jpeg. Allmost picture can modify with processing return by expurgation in the form of renewing contrast,modification and also colour trigging up picture or photo with a purpose to do editing so thatsome part which is not fair become is better. Pemodifikasian draw in general to do the photoappearance become better but sometimes the existence of some importance to modify pictureor photo for the sake of other like modifying photo and picture for the things of which is negativetake example to change face picture or body one with body or picture or other shares which nonpart of the photo so that with modified by negative for the purpose of harming and evenphotograph pornography which is many in modification for the purpose of certain so that manyvictim.Keywords : Picture, Bitmap, Modification, Photo, Contras
IDENTIFIKASI NASKAH DOKUMEN TEKS DENGAN METODE INDEXING Heriyanto Heriyanto
Telematika Vol 8, No 2 (2012): Edisi Januari 2012
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v8i2.456

Abstract

In everyday life of text data or copy met by many in old stuff and white colars in our life is everyday. Multimedia which consist of text data aggregate, picture and also voice or present image used by many either through computer, internet, even handphone media. Method make an index to text a copy which is through scanning process and parsing can be used to make index a document copy like within reason thick book usually is in it figured in to index for the seeking of a word in book swiftly and index for line, paragraph and word frequency.
EKSTRAKSI CIRI MEL FREQUENCY CEPSTRAL COEFFICIENT (MFCC) DAN RERATA COEFFICIENT UNTUK PENGECEKAN BACAAN AL-QUR’AN Heriyanto Heriyanto; Sri Hartati; Agfianto Eko Putra
Telematika Vol 15, No 2 (2018): Edisi Oktober 2018
Publisher : Jurusan Teknik Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/telematika.v15i2.3123

Abstract

AbstrakBelajar membaca Al-Qur’an menggunakan alat bantu aplikasi sangat diperlukan dalam mempermudah dan memahami bacaan Al-Qur’an. Pengecekan bacaan Al-Qur’an salah satu metode dengan MFCC untuk pengenalan suara cukup baik dalam speech recognition.Metode tersebut telah lama diperkenalkan oleh Davis dan Mermelstein sekitar tahun 1980. MFCC merupakan metode ekstraksi ciri untuk mendapatkan cepstral coefficient dan frame sehingga dapat digunakan untuk pemrosesan pengenalan suara agar lebih baik dalam ketepatan. Tahapan MFCC mulai dari pre-emphasis, frame blocking, windowing, Fast Fourier Transform (FFT), Mel Frequency Wrapping (MFW), Discrete Cosine Transoform (DCT) dan cepstral liftreing. Hasil pengecekan bacaan Al-Qur’an diujikan dalam sebelas surat mulai dari surat Al-Fatihah, Al-Baqarah, Al-Imran, Al-Hadid, Al-Ashr, Ar-rahman, Al-Alaq, Al-Kautsar, Al-Ikhlas, Al-Falaq dan An-Nas menghasilkan akurasi sebesar rata-rata 51,8%. Kata Kunci : Suara, Bacaan,  MFCC, Kesesuaian, Ekstraksi Ciri, Referensi, Bobot, Dominan.