# 1 Pertemuan 11 OPTIMASI KINERJA Matakuliah: H0434/Jaringan Syaraf Tiruan Tahun: 2005 Versi: 1.

## Presentasi berjudul: "1 Pertemuan 11 OPTIMASI KINERJA Matakuliah: H0434/Jaringan Syaraf Tiruan Tahun: 2005 Versi: 1."— Transcript presentasi:

1 Pertemuan 11 OPTIMASI KINERJA Matakuliah: H0434/Jaringan Syaraf Tiruan Tahun: 2005 Versi: 1

2 Learning Outcomes Pada akhir pertemuan ini, diharapkan mahasiswa akan mampu : Menjelaskan konsep optimasi kinerja.

3 Outline Materi Steepest Descent Method. Contoh Aplikasi.

4 Basic Optimization Algorithm p k - Search Direction  k - Learning Rate or

5 Steepest Descent Choose the next step so that the function decreases: For small changes in x we can approximate F(x): where If we want the function to decrease: We can maximize the decrease by choosing:

6 Example

7 Plot

8 Newton’s Method Take the gradient of this second-order approximation and set it equal to zero to find the stationary point:

9 Example

10 Plot

11 Non-Quadratic Example Stationary Points: F(x)F(x)F2(x)F2(x)

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