From 9a966b4509dd4924a9fac190a4301cb6f405aa07 Mon Sep 17 00:00:00 2001
From: Awin Huang <awinhuang@gmail.com>
Date: Mon, 15 May 2023 15:42:00 +0800
Subject: [PATCH] vault backup: 2023-05-15 15:42:00

---
 .obsidian/workspace.json            | 14 +++++++-------
 04. Programming/Machine Learning.md | 11 +++++++++++
 2 files changed, 18 insertions(+), 7 deletions(-)
 create mode 100644 04. Programming/Machine Learning.md

diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index a266129..514ce69 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -53,8 +53,8 @@
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               "type": "markdown",
               "state": {
-                "file": "05. 資料收集/讀書筆記/20230206 - 卡片盒筆記.md",
-                "mode": "source",
+                "file": "04. Programming/Machine Learning.md",
+                "mode": "preview",
                 "source": true
               }
             }
@@ -89,7 +89,7 @@
             "state": {
               "type": "search",
               "state": {
-                "query": "matplot",
+                "query": "mach",
                 "matchingCase": false,
                 "explainSearch": false,
                 "collapseAll": false,
@@ -126,7 +126,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "05. 資料收集/讀書筆記/20230206 - 卡片盒筆記.md",
+                "file": "04. Programming/Machine Learning.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -151,7 +151,7 @@
             "state": {
               "type": "outline",
               "state": {
-                "file": "05. 資料收集/讀書筆記/20230206 - 卡片盒筆記.md"
+                "file": "04. Programming/Machine Learning.md"
               }
             }
           },
@@ -204,10 +204,11 @@
   },
   "active": "1f1e98d771d9e088",
   "lastOpenFiles": [
+    "05. 資料收集/讀書筆記/20230206 - 卡片盒筆記.md",
+    "04. Programming/Machine Learning.md",
     "05. 資料收集/核心肌群訓練.md",
     "05. 資料收集/Capture One.md",
     "05. 資料收集/AI.md",
-    "05. 資料收集/讀書筆記/20230206 - 卡片盒筆記.md",
     "00. Inbox/My Mindmap.canvas",
     "05. 資料收集/讀書筆記/20230418 - 窮人的經濟學.md",
     "01. 個人/00. Informations/Datas.md",
@@ -232,7 +233,6 @@
     "02. 工作/01. Logitech/AE Team.md",
     "05. 資料收集/讀書筆記/20201201 - 學習如何學習.md",
     "05. 資料收集/讀書筆記/20201224 - 寫作是最好的自我投資.md",
-    "05. 資料收集/讀書筆記/20210723 - 高手學習.md",
     "00. Inbox/想要的鏡頭/變焦",
     "00. Inbox/想要的鏡頭/定焦",
     "00. Inbox/想要的鏡頭",
diff --git a/04. Programming/Machine Learning.md b/04. Programming/Machine Learning.md
new file mode 100644
index 0000000..87eec92
--- /dev/null
+++ b/04. Programming/Machine Learning.md	
@@ -0,0 +1,11 @@
+
+## 問題分類
+
+|  問題類型   | 啟動函數 |                損失函數                |
+|:-----------:|:--------:|:--------------------------------------:|
+|  二元分類   | sigmoid  |   binary_crossentropy（二元交叉熵）    |
+|  多元分類   | softmax  | categorical_crossentropy（分類交叉熵） |
+| 多標籤分類  | sigmoid  |          binary_crossentropy           |
+|  回歸求值   |   None   |            mse（均方誤差）             | 
+| 回歸求0~1值 | sigmoid  |        mse或binary_crossentropy        |
+