2021-05-05 10:13:49 -07:00
|
|
|
---
|
|
|
|
|
id: 5e8f2f13c4cdbe86b5c72d94
|
2021-07-16 11:03:16 +05:30
|
|
|
title: '神經網絡：優化'
|
2021-05-05 10:13:49 -07:00
|
|
|
challengeType: 11
|
|
|
|
|
videoId: hdOtRPQe1o4
|
2021-10-03 12:24:27 -07:00
|
|
|
bilibiliIds:
|
|
|
|
|
aid: 763064173
|
|
|
|
|
bvid: BV1364y1a7eM
|
|
|
|
|
cid: 409130557
|
2021-05-05 10:13:49 -07:00
|
|
|
dashedName: neural-networks-optimizers
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
# --question--
|
|
|
|
|
|
|
|
|
|
## --text--
|
|
|
|
|
|
2021-07-16 11:03:16 +05:30
|
|
|
什麼是優化函數？
|
2021-05-05 10:13:49 -07:00
|
|
|
|
|
|
|
|
## --answers--
|
|
|
|
|
|
2021-07-16 11:03:16 +05:30
|
|
|
一種提高模型預測準確性的函數。
|
2021-05-05 10:13:49 -07:00
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
2021-07-16 11:03:16 +05:30
|
|
|
一個爲你實現梯度下降和反向傳播算法的函數。
|
2021-05-05 10:13:49 -07:00
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
2021-07-16 11:03:16 +05:30
|
|
|
一個可以減少模型訓練時間的函數。
|
2021-05-05 10:13:49 -07:00
|
|
|
|
|
|
|
|
## --video-solution--
|
|
|
|
|
|
|
|
|
|
2
|
|
|
|
|
|
