diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 7b44c83..a567673 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,8 +2,6 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="be5bf74e-ad1c-4197-8a1f-ac93566d8aa7" name="Default" comment="init">
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/自然语言处理/LDA.md" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/README.md" afterPath="$PROJECT_DIR$/README.md" />
     </list>
     <ignored path="Reflection_Summary.iws" />
@@ -25,7 +23,7 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file leaf-file-name="README.md" pinned="false" current-in-tab="false">
+      <file leaf-file-name="README.md" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/README.md">
           <provider editor-type-id="split-provider[text-editor;MarkdownPreviewEditor]">
             <state split_layout="SPLIT">
@@ -40,8 +38,8 @@
           </provider>
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="SPLIT">
-              <first_editor relative-caret-position="249">
-                <caret line="313" column="4" selection-start-line="313" selection-start-column="4" selection-end-line="313" selection-end-column="4" />
+              <first_editor relative-caret-position="324">
+                <caret line="318" column="35" selection-start-line="318" selection-start-column="35" selection-end-line="318" selection-end-column="35" />
                 <folding />
               </first_editor>
               <second_editor />
@@ -49,7 +47,7 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="LDA.md" pinned="false" current-in-tab="true">
+      <file leaf-file-name="LDA.md" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/自然语言处理/LDA.md">
           <provider editor-type-id="split-provider[text-editor;MarkdownPreviewEditor]">
             <state split_layout="SPLIT">
@@ -64,8 +62,8 @@
           </provider>
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="SPLIT">
-              <first_editor relative-caret-position="360">
-                <caret line="24" column="0" selection-start-line="24" selection-start-column="0" selection-end-line="24" selection-end-column="0" />
+              <first_editor relative-caret-position="465">
+                <caret line="31" column="30" selection-start-line="31" selection-start-column="2" selection-end-line="31" selection-end-column="30" />
                 <folding />
               </first_editor>
               <second_editor />
@@ -120,8 +118,8 @@
         <option value="$PROJECT_DIR$/自然语言处理/GloVe.md" />
         <option value="$PROJECT_DIR$/自然语言处理/Word2Vec.md" />
         <option value="$PROJECT_DIR$/自然语言处理/CRF.md" />
-        <option value="$PROJECT_DIR$/README.md" />
         <option value="$PROJECT_DIR$/自然语言处理/LDA.md" />
+        <option value="$PROJECT_DIR$/README.md" />
       </list>
     </option>
   </component>
@@ -1196,7 +1194,7 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/README.md">
+    <entry file="file://$PROJECT_DIR$/自然语言处理/LDA.md">
       <provider editor-type-id="split-provider[text-editor;MarkdownPreviewEditor]">
         <state split_layout="SPLIT">
           <first_editor relative-caret-position="0">
@@ -1210,15 +1208,15 @@
       </provider>
       <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
         <state split_layout="SPLIT">
-          <first_editor relative-caret-position="249">
-            <caret line="313" column="4" selection-start-line="313" selection-start-column="4" selection-end-line="313" selection-end-column="4" />
+          <first_editor relative-caret-position="465">
+            <caret line="31" column="30" selection-start-line="31" selection-start-column="2" selection-end-line="31" selection-end-column="30" />
             <folding />
           </first_editor>
           <second_editor />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/自然语言处理/LDA.md">
+    <entry file="file://$PROJECT_DIR$/README.md">
       <provider editor-type-id="split-provider[text-editor;MarkdownPreviewEditor]">
         <state split_layout="SPLIT">
           <first_editor relative-caret-position="0">
@@ -1232,8 +1230,8 @@
       </provider>
       <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
         <state split_layout="SPLIT">
-          <first_editor relative-caret-position="360">
-            <caret line="24" column="0" selection-start-line="24" selection-start-column="0" selection-end-line="24" selection-end-column="0" />
+          <first_editor relative-caret-position="324">
+            <caret line="318" column="35" selection-start-line="318" selection-start-column="35" selection-end-line="318" selection-end-column="35" />
             <folding />
           </first_editor>
           <second_editor />
diff --git a/README.md b/README.md
index d9f5c05..cebb18c 100644
--- a/README.md
+++ b/README.md
@@ -311,7 +311,12 @@
     - [CRF与HMM区别](自然语言处理/Word2Vec.md#L164)
     - [Bert+crf中的各部分作用详解](自然语言处理/Word2Vec.md#L164)
 - LDA
-    
+    - [详述LDA原理](自然语言处理/LDA.md#L164)
+    - [LDA中的主题矩阵如何计算](自然语言处理/LDA.md#L164)
+    - [LDA的共轭分布解释下](自然语言处理/LDA.md#L164)
+    - [PLSA和LDA的区别](自然语言处理/LDA.md#L164)
+    - [怎么确定LDA的topic个数](自然语言处理/LDA.md#L164)
+    - [LDA和Word2Vec区别？LDA和Doc2Vec区别](自然语言处理/LDA.md#L164)
 - LSTM
 - GRU
 - Bert