TUGAS AKHIR KLASIFIKASI MUSIK GAMAELAN TRADISIONAL INDONESIA MENGGUNAKAN JST KOHONEN-SOM (SELF ORGANIZING MAP)Part IV

Oleh :

ANDI AYU SEPTIAVILASARI

12.043.126

 

DAFTAR ISI

LEMBAR PENGESAHAN.................................................................................. i

INTISARI .............................................................................................................  ii

KATA PENGANTAR .......................................................................................  iii

DAFTAR ISI ........................................................................................................  v

DAFTAR GAMBAR ........................................................................................  vii

DAFTAR TABEL............................................................................................. viii

BAB I PENDAHULUAN.................................................................................... 1

1.1       Latar Belakang............................................................................................ 1

1.2       Rumusan Masalah....................................................................................... 2

1.3       Batasan Masalah......................................................................................... 2

1.4       Tujuan......................................................................................................... 2

1.5       Manfaat....................................................................................................... 3

1.6       Metode Penelitian ......................................................................................  3

1.7       Sistematika Penulisan ................................................................................  4

BAB II TINJAUAN PUSTAKA......................................................................... 7

BAB III TEORI PENUNJANG........................................................................ 12

3.1       Ekstraksi Fitur........................................................................................... 12

            3.1.1 Ekstraksi Average Energy............................................................... 12

            3.1.2 Ekstraksi Zero Crossing Rate.......................................................... 13

3.2       Jaringan Syaraf Tiruan.............................................................................. 13

            3.2.1 Konsep Dasar Jaringan Syaraf Tiruan.............................................. 14

3.3       JST Kohonen-SOM .................................................................................  14

BAB IV DESAIN DAN ANALISA SISTEM.................................................. 19

4.1      Bagan Sistem Pelatihan............................................................................. 19

4.2      Bagan Sistem Pengujian............................................................................ 20

4.3.      Data Flow Diagram................................................................................... 22

4.4.      Flowchart sistem....................................................................................... 24

4.5.      Desain Jaringan Saraf Tiruan.................................................................... 27

4.6      Dasar Perhitungan AE dan ZCR............................................................... 27

4.7.     Proses Perhitungan AE dan ZCR.............................................................. 28

4.8       Perhitungan JST Kohonen-SOM .............................................................. 31

4.9.      Rancangan Tampilan................................................................................. 40

4.10     Pengambilan Keputusan ........................................................................... 41

BAB V IMPLEMENTASI DAN HASIL UJI COBA..................................... 42

5.1...... Implementasi............................................................................................. 42

5.2...... Proses Ekstraksi Fitur............................................................................... 44

5.3...... Proses Pelatihan........................................................................................ 52

5.4...... Hasil Pelatihan.......................................................................................... 54

BAB VI  ANALISA HASIL DAN PEMBAHASAN .....................................  55

6.1       Uji Coba. 55

6.2       Hasil Uji Coba........................................................................................... 61

6.3...... Analisa Data............................................................................................. 66

BAB VII PENUTUP.. 67

7.1.      Simpulan. 67

7.2.      Saran. 68

DAFTAR PUSTAKA........................................................................................ 69

LAMPIRAN

DAFTAR GAMBAR

Gambar 3.1 Pemetaan JST Kohonen-SOM .........................................................  13

Gambar 3.2 Arsitektur JST Kohonen-SOM ........................................................  18

Gambar 3.3 Linear Array of Cluster Unit ............................................................  18

Gambar 4.1 Alur Proses Pelatihan .......................................................................  20

Gambar 4.2 Alur Proses Pengujian. 21

Gambar 4.3 Context DFD Level 0 ......................................................................  22

Gambar 4.4 Context DFD Level 1 ......................................................................  23

Gambar 4.5 Context DFD Level 2 ......................................................................  24

Gambar 4.6 Flowchart Utama Aplikasi Sistem Klasifikasi Genre Musik............. 25 

Gambar 4.7 Flowchart Ekstraksi Fitur .................................................................  26

Gambar 4.8 Desain JST Kohonen-SOM ..............................................................  27

Gambar 4.9 Ekstraksi Fitur dan Pengenalan ........................................................  40

Gambar 4.10 Tampilan Pelatihan JST ..................................................................  41

Gambar 5.1 Tampilan Awal Aplikasi ...................................................................  44

Gambar 5.2 Tampilan Open Musik ......................................................................  43

Gambar 5.3 Tampilan Hasil Ekstraksi Fitur .........................................................  43

Gambar 5.4 Tampilan Implementasi JST .............................................................  44

Gambar 5.5 Data Input Target .............................................................................  53

Gambar 5.6 Bobot Random .................................................................................  53

Gambar 6.1 Load Musik Jawa. 55

Gambar 6.2 Hasil Ekstraksi Fitur Musik Jawa 56

Gambar 6.3 Implementasi Musik Jawa. 56

Gambar 6.4 Load Musik Sunda. 57

Gambar 6.5 Hasil Ekstraksi Fitur Musik Sunda. 57

Gambar 6.6 Implementasi Musik Sunda 58

Gambar 6.7 Load Musik Bali 58

Gambar 6.8 Hasil Ekstraksi Fitur Musik Bali 59

Gambar 6.9 Implementasi Fitur Musik Bali 59

Gambar 6.10 Load Musik Genre Other ................................................................ 60

Gambar 6.11 Hasil Ekstraksi Fitur Musik Genre Other .......................................  60

Gambar 6.12 Implementasi Musik Genre Other ..................................................  61

DAFTAR TABEL

Tabel 2.1 Perbedaan Jurnal Penelitian .................................................................. 11

Tabel 4.1 Data Ekstraksi Fitur 32

Tabel 4.2 Normalisasi Data Ekstraksi ..................................................................  33

Tabel 6.1 Hasil Uji Coba Musik Gamelan Bali ..................................................... 61

Tabel 6.2 Hasil Uji Coba Musik Gamelan Jawa ................................................... 63

Tabel 6.3 Hasil Uji Coba Musik Gamelan Sunda ................................................. 64

Tabel 6.4 Hasil Uji Coba Musik Selain Gamelan................................................... 65

Tabel 6.5 Nilai Akurasi Tiap Genre .....................................................................  66