SISTEM PENDUKUNG KEPUTUSAN PENGAJUAN KREDIT SEPEDA MOTOR MENGGUNAKAN METODE FUZZY SUGENO (Studi Kasus PT. Bussan Auto Finance Malang)
TUGAS AKHIR Sebagai Persyaratan Guna Meraih Gelar Sarjana Strata 1 Teknik Informatika Universitas Muhammadiyah Malang
Oleh
:
FARID BAGUS PANUNTUN 201010370311138
JURUSAN TEKNIK INFORMATIKA FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH MALANG 2015
KATA PENGANTAR
Puji syukur kehadirat Allah SWT atas limpahan Rahmat dan kasih sayangNya sehingga penulis dapat menyelesaikan penyusunan tugas akhir skripsi ini untuk memenuhi sebagian syarat guna memperoleh gelar Sarjana Pendidikan di Fakultas Teknik Universitas Muhammadiyah Malang. Selama penyusunan skripsi ini penulis senantiasa mendapat bantuan dan dukungan dari banyak pihak. Oleh karena itu, pada kesempatan ini penulis ingin menyampaikan terima kasih kepada: 1. Bapak Yuda Munarko, S.Kom, M.Sc selaku Ketua Jurusan Pendidikan Matematika. 2. Bapak Ilyas Nuryasin, S.Kom, M.Kom selaku Pembimbing I yang telah memberi pengarahan, petunjuk, bimbingan, saran serta waktunya sehingga terselesaikan skripsi ini. 3. Bapak Zamah Sari, S.T, M.T selaku Pembimbing II yang telah memberi pengarahan, petunjuk, bimbingan, saran serta waktunya sehingga terselesaikan skripsi ini. 4. Bapak Rio selaku pegawai BAF di Malang yang telah membantu proses penelitian. 5. Teman-teman seperjuangan, Teknik Informatika 2010 atas dukungan dan kebersamaannya. 6. Semua pihak yang telah membantu dan memberikan dukungan, yang tidak dapat penulis sebutkan satu persatu. Penulis sadar bahwa dalam penyusunan skripsi ini masih banyak kekurangan, namun penulis berharap skripsi ini dapat bermanfaat bagi pengembangan ilmu pengetahuan dan teknologi.
Malang, 05 Agustus 2015
Penulis
DAFTAR ISI
LEMBAR PERSETUJUAN..................................................................................... i LEMBAR PENGESAHAN .................................................................................... ii LEMBAR PERNYATAAN ................................................................................... iii ABSTRAK ............................................................................................................. iv ABSTRACT .............................................................................................................v LEMBAR PERSEMBAHAN ................................................................................ vi KATA PENGANTAR .......................................................................................... vii DAFTAR ISI ........................................................................................................ viii DAFTAR GAMBAR ...............................................................................................x DAFTAR TABEL ................................................................................................ xiii BAB I PENDAHULUAN ........................................................................................1 1.1 Latar Belakang .............................................................................................1 1.2 Rumusan Masalah ........................................................................................3 1.3 TujuanPenelitian...........................................................................................3 1.4 Batasan Masalah ...........................................................................................3 1.5 Metodologi ...................................................................................................4 1.6 Sistematika Penulisan ...................................................................................4 BAB II LANDASAN TEORI ..................................................................................6 2.1 Tinjauan Pustaka ...........................................................................................6 2.2 Hasil Penelitian Terkait ................................................................................6 2.3 Pendukung Keputusan ..................................................................................6 2.3.1 Kelebihan Sistem Pendukung Keputusan ...............................................7 2.3.2 Kekurangan Sistem Pendukung Keputusan ............................................8 2.3.3 Konsep Sistem Pendukung Keputusan ...................................................8 2.3.4 Definisi Keputusan ...............................................................................10 2.3.5 Jenis-Jenis Keputusan ...........................................................................10 2.3.6 Karakteristik Kemampuan Sistem Pendukung Keputusan ...................11 2.3.7 Proses Pengambilan Keputusan ............................................................13 2.3.8 Komponen Sistem Pendukung Keputusan ............................................14
2.4 Kredit ..........................................................................................................21 2.5 Logika Fuzzy ..............................................................................................22 2.6 Metode Sugeno ...........................................................................................24 2.7 Fungsi Keanggotaan ...................................................................................24 BAB III ANALISIS DAN PERANCANGAN SISTEM .......................................26 3.1 AnalisisPenelitian .......................................................................................26 3.1.1 Objek yang diteliti ................................................................................26 3.1.2 Prosedur Penelitian ...............................................................................26 3.1.3 Jenis Penelitian .....................................................................................28 3.1.4 Sumber Data .........................................................................................28 3.1.5 Metode Pengolahan Data ......................................................................29 3.2 Perancangan Logika Fuzzy .........................................................................30 3.2.1 Fungsi Keanggotaan Penghasilan (P) ...................................................31 3.2.2 Fungsi Keanggotaan Uang Muka (U) ...................................................32 3.2.3 Fungsi Keanggotaan Kepribadian (K) ..................................................34 3.2.4 Perancangan Rule Base System.............................................................36 3.2.5 Perhitungan Fuzzy ................................................................................37 3.3 Kerangka Konsep ........................................................................................40 3.4 Use Case Diagram ......................................................................................41 3.5 Use Case Skenario ......................................................................................42 3.6 Sequence Diagram ......................................................................................43 3.7 Activity Diagram .........................................................................................46 3.8 ClassDiagram..............................................................................................45 3.9 Flowchart Program......................................................................................47 3.10 Layout Aplikasi .........................................................................................48 BAB IV IMPLEMENTASI PROGRAM DAN PENGUJIAN ..............................49 4.1 Implementasi antar muka ............................................................................49 4.1.1 Tampilan awal ......................................................................................49 4.1.2 Entry Data Customer ............................................................................50 4.1.3 Hitung Kelayakan .................................................................................51 4.1.4 Daftar Customer ...................................................................................52 4.1.5 Lihat Laporan .......................................................................................53
4.2 Pengujian dengan menggunakan BlackBox ................................................54 4.2.1 Pengujianpada tampilan utama aplikasi ...............................................55 4.2.2 Pengujianpada form entry data customer .............................................55 4.2.3 Pengujianhitung kelayakan pada program ............................................56 4.3 Analisi .........................................................................................................59 BAB V PENUTUP .................................................................................................63 5.1 Kesimpulan .................................................................................................63 5.2 Saran ...........................................................................................................63 DAFTAR PUSTAKA ............................................................................................64
DAFTAR PUSTAKA Afshari, Alireza., Mojahed, Majid., Yusuf, M dan Rosnah. 2010. Simple Additive Weighting Approach to Personnel Selection Problem Universitas Putra Malaysia Andrew, P, Sage. 1991. Decision Support Systems Engineering. John Wiley & Sons, Inc, Ney York, 1991 Creswell, John W. 1994. Research Design. California : SAGE Publications. Eniyati, Sri. 2011. Perancangan Sistem Pendukung Keputusan untuk Penerimaan Beasiswa dengan Metode SAW (Simple Additive Weighting). Program Studi Sistem Informasi, Universitas Stikubank Girona. 2013. Sugeno Fuzzy Inference System. University College Cork. Ireland Jayanti, S dan Hartati, S. 2012. Sistem Pendukung Keputusan Seleksi Anggota Paduan Suara Dewasa Menggunakan Metode Fuzzy Mamdani. IJCCS, Vol.6, No.1, January 2012, pp. 55~66 Kusumadewi, S., dan Purnomo, S. 2010. Aplikasi Logika Fuzzy untuk Pendukung Keputusan. Penerbit : Graha Ilmu. Yogyakarta MacCrimmon, K, R. 1968. Decision Making among Multiple-Atribute. Alternatives : A survey and Consolidated Approach Rozi, D, J, Fachrur dan Yahya, Kresnayana.2013. Analisa Risiko Kredit Sepeda Motor Pada PT. X Finance (Studi Kasus Kantor Cabang Wilayah Gresik dan Lamongan) JURNAL SAINS DAN SENI POMITS Vol. 2, No.2, (2013) 2337-3520 (2301-928X Print) Sutejo,T., Mulyanto, E dan Suhartono, V. 2011. Kecerdasan Buatan. Penerbit : Andi Offset. Yogyakarta Sparague, Ralph, H dan Watson, H. 1996. Decision Support for Management (1st Edition). Prentice Hall : Business Publishing
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