From 13ef69b2e72fca604de78767e928e7296b63159c Mon Sep 17 00:00:00 2001
From: LILKRL <1069099229@QQ.COM>
Date: Fri, 5 Jul 2024 20:59:19 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E5=AD=94=E6=98=AD=E7=8E=AE=E7=9A=84?=
 =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 homework2/.idea/.gitignore                    |   8 +
 .../inspectionProfiles/Project_Default.xml    |  12 ++
 .../inspectionProfiles/profiles_settings.xml  |   6 +
 homework2/.idea/misc.xml                      |   7 +
 homework2/.idea/modules.xml                   |   8 +
 homework2/.idea/pythonProject1.iml            |  10 ++
 .../7.5/__pycache__/datas.cpython-312.pyc     | Bin 0 -> 1027 bytes
 homework2/7.5/datas.py                        | 160 ++++++++++++++++++
 homework2/7.5/predict.py                      |  33 ++++
 homework2/main.py                             |  16 ++
 10 files changed, 260 insertions(+)
 create mode 100644 homework2/.idea/.gitignore
 create mode 100644 homework2/.idea/inspectionProfiles/Project_Default.xml
 create mode 100644 homework2/.idea/inspectionProfiles/profiles_settings.xml
 create mode 100644 homework2/.idea/misc.xml
 create mode 100644 homework2/.idea/modules.xml
 create mode 100644 homework2/.idea/pythonProject1.iml
 create mode 100644 homework2/7.5/__pycache__/datas.cpython-312.pyc
 create mode 100644 homework2/7.5/datas.py
 create mode 100644 homework2/7.5/predict.py
 create mode 100644 homework2/main.py

diff --git a/homework2/.idea/.gitignore b/homework2/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/homework2/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/homework2/.idea/inspectionProfiles/Project_Default.xml b/homework2/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000..4ebeef7
--- /dev/null
+++ b/homework2/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,12 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="PyUnresolvedReferencesInspection" enabled="true" level="WARNING" enabled_by_default="true">
+      <option name="ignoredIdentifiers">
+        <list>
+          <option value="main.*" />
+        </list>
+      </option>
+    </inspection_tool>
+  </profile>
+</component>
\ No newline at end of file
diff --git a/homework2/.idea/inspectionProfiles/profiles_settings.xml b/homework2/.idea/inspectionProfiles/profiles_settings.xml
new file mode 100644
index 0000000..105ce2d
--- /dev/null
+++ b/homework2/.idea/inspectionProfiles/profiles_settings.xml
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file
diff --git a/homework2/.idea/misc.xml b/homework2/.idea/misc.xml
new file mode 100644
index 0000000..a50ac5b
--- /dev/null
+++ b/homework2/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.12 (pythonProject1)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.12 (pythonProject1)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file
diff --git a/homework2/.idea/modules.xml b/homework2/.idea/modules.xml
new file mode 100644
index 0000000..fdd8fdf
--- /dev/null
+++ b/homework2/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/pythonProject1.iml" filepath="$PROJECT_DIR$/.idea/pythonProject1.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/homework2/.idea/pythonProject1.iml b/homework2/.idea/pythonProject1.iml
new file mode 100644
index 0000000..74d515a
--- /dev/null
+++ b/homework2/.idea/pythonProject1.iml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/venv" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/homework2/7.5/__pycache__/datas.cpython-312.pyc b/homework2/7.5/__pycache__/datas.cpython-312.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..e064b69b26ed4f0c04a7cb687263bd5b85b9d269
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diff --git a/homework2/7.5/datas.py b/homework2/7.5/datas.py
new file mode 100644
index 0000000..ac6ceff
--- /dev/null
+++ b/homework2/7.5/datas.py
@@ -0,0 +1,160 @@
+# 经验是来源于数据
+# 大数据   爬虫
+
+# 模拟太原 和吕梁的房价数据
+# 怎么模拟  城市  面积  户型  是不是学区房  装修的风格
+datas=[
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":8000
+    },
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":7800
+    },
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":8200
+
+    },
+    # 模拟
+    {
+        "city": "吕梁",
+        "area": 130,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8300
+    },
+    {
+        "city":"吕梁",
+        "area":135,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":8300
+    },
+    {
+        "city":"吕梁",
+        "area":140,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":8600
+    },
+
+{
+        "city": "吕梁",
+        "area": 130,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 5000
+    },
+    {
+        "city":"吕梁",
+        "area":135,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":5300
+    },
+    {
+        "city":"吕梁",
+        "area":140,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":6300
+    },
+    {
+        "city": "太原",
+        "area": 100,
+        "rooms": 2,
+        "school": 1,
+        "style": 1,
+        "price": 8000
+    },
+    {
+        "city": "太原",
+        "area": 100,
+        "rooms": 2,
+        "school": 1,
+        "style": 1,
+        "price": 7800
+    },
+    {
+        "city": "太原",
+        "area": 100,
+        "rooms": 2,
+        "school": 1,
+        "style": 1,
+        "price": 8200
+
+    },
+    # 模拟
+    {
+        "city": "太原",
+        "area": 130,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8300
+    },
+    {
+        "city": "太原",
+        "area": 135,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8300
+    },
+    {
+        "city": "太原",
+        "area": 140,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8600
+    },
+
+    {
+        "city": "太原",
+        "area": 130,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8500
+    },
+    {
+        "city": "太原",
+        "area": 135,
+        "rooms": 3,
+        "school": 1,
+        "style": 1,
+        "price": 8300
+    },
+    {
+        "city": "太原",
+        "area": 140,
+        "rooms": 3,
+        "school": 2,
+        "style": 2,
+        "price": 8600
+    },
+
+
+]
+
diff --git a/homework2/7.5/predict.py b/homework2/7.5/predict.py
new file mode 100644
index 0000000..3deb612
--- /dev/null
+++ b/homework2/7.5/predict.py
@@ -0,0 +1,33 @@
+import numpy as np
+
+# a=np.array([[1,2,3],[1,2,3],[1,2,3]])
+# b=np.array([1,2,3])
+# # 奇异矩阵
+# print(a.dot(b))
+#
+# print(a)
+# print(a.T) # 转置
+# print(np.linalg.pinv(a))  #求逆矩阵
+
+
+from datas import datas
+X=[]
+Y=[]
+cityMark={"吕梁":1,"太原":2}
+for item in datas:
+    single=[]
+    single.append(cityMark[item["city"]])
+    single.append(item["area"])
+    single.append(item["rooms"])
+    single.append(item["school"])
+    single.append(item["style"])
+    X.append(single)
+    Y.append(item["price"])
+
+X=np.array(X)
+Y=np.array(Y)
+
+
+theta=np.linalg.pinv(X.T.dot(X)).dot(X.T).dot(Y)
+print(theta.dot(np.array([2,100,2,1,1])))
+# print(theta)
diff --git a/homework2/main.py b/homework2/main.py
new file mode 100644
index 0000000..5596b44
--- /dev/null
+++ b/homework2/main.py
@@ -0,0 +1,16 @@
+# This is a sample Python script.
+
+# Press Shift+F10 to execute it or replace it with your code.
+# Press Double Shift to search everywhere for classes, files, tool windows, actions, and settings.
+
+
+def print_hi(name):
+    # Use a breakpoint in the code line below to debug your script.
+    print(f'Hi, {name}')  # Press Ctrl+F8 to toggle the breakpoint.
+
+
+# Press the green button in the gutter to run the script.
+if __name__ == '__main__':
+    print_hi('PyCharm')
+
+# See PyCharm help at https://www.jetbrains.com/help/pycharm/
-- 
Gitee


From ff7f491ec2b2162292ecca71012d41e2e1d77195 Mon Sep 17 00:00:00 2001
From: LILKRL <1069099229@QQ.COM>
Date: Fri, 5 Jul 2024 21:26:56 +0800
Subject: [PATCH 2/2] =?UTF-8?q?=E5=AD=94=E6=98=AD=E7=8E=AE=E7=9A=84?=
 =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 homework2/.idea/vcs.xml  |  6 ++++++
 homework2/7.5/datas.py   | 40 ++++++++++++++++++----------------------
 homework2/7.5/predict.py | 11 ++---------
 3 files changed, 26 insertions(+), 31 deletions(-)
 create mode 100644 homework2/.idea/vcs.xml

diff --git a/homework2/.idea/vcs.xml b/homework2/.idea/vcs.xml
new file mode 100644
index 0000000..6c0b863
--- /dev/null
+++ b/homework2/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/homework2/7.5/datas.py b/homework2/7.5/datas.py
index ac6ceff..0d57718 100644
--- a/homework2/7.5/datas.py
+++ b/homework2/7.5/datas.py
@@ -1,11 +1,7 @@
-# 经验是来源于数据
-# 大数据   爬虫
 
-# 模拟太原 和吕梁的房价数据
-# 怎么模拟  城市  面积  户型  是不是学区房  装修的风格
 datas=[
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":100,
         "rooms":2,
         "school":1,
@@ -13,7 +9,7 @@ datas=[
         "price":8000
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":100,
         "rooms":2,
         "school":1,
@@ -21,7 +17,7 @@ datas=[
         "price":7800
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":100,
         "rooms":2,
         "school":1,
@@ -31,7 +27,7 @@ datas=[
     },
     # 模拟
     {
-        "city": "吕梁",
+        "city": "大同",
         "area": 130,
         "rooms": 3,
         "school": 1,
@@ -39,7 +35,7 @@ datas=[
         "price": 8300
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":135,
         "rooms":3,
         "school":1,
@@ -47,7 +43,7 @@ datas=[
         "price":8300
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":140,
         "rooms":3,
         "school":1,
@@ -56,7 +52,7 @@ datas=[
     },
 
 {
-        "city": "吕梁",
+        "city": "大同",
         "area": 130,
         "rooms": 3,
         "school": 1,
@@ -64,7 +60,7 @@ datas=[
         "price": 5000
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":135,
         "rooms":3,
         "school":1,
@@ -72,7 +68,7 @@ datas=[
         "price":5300
     },
     {
-        "city":"吕梁",
+        "city":"大同",
         "area":140,
         "rooms":3,
         "school":1,
@@ -80,7 +76,7 @@ datas=[
         "price":6300
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 100,
         "rooms": 2,
         "school": 1,
@@ -88,7 +84,7 @@ datas=[
         "price": 8000
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 100,
         "rooms": 2,
         "school": 1,
@@ -96,7 +92,7 @@ datas=[
         "price": 7800
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 100,
         "rooms": 2,
         "school": 1,
@@ -106,7 +102,7 @@ datas=[
     },
     # 模拟
     {
-        "city": "太原",
+        "city": "大同",
         "area": 130,
         "rooms": 3,
         "school": 1,
@@ -114,7 +110,7 @@ datas=[
         "price": 8300
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 135,
         "rooms": 3,
         "school": 1,
@@ -122,7 +118,7 @@ datas=[
         "price": 8300
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 140,
         "rooms": 3,
         "school": 1,
@@ -131,7 +127,7 @@ datas=[
     },
 
     {
-        "city": "太原",
+        "city": "大同",
         "area": 130,
         "rooms": 3,
         "school": 1,
@@ -139,7 +135,7 @@ datas=[
         "price": 8500
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 135,
         "rooms": 3,
         "school": 1,
@@ -147,7 +143,7 @@ datas=[
         "price": 8300
     },
     {
-        "city": "太原",
+        "city": "大同",
         "area": 140,
         "rooms": 3,
         "school": 2,
diff --git a/homework2/7.5/predict.py b/homework2/7.5/predict.py
index 3deb612..12b92ca 100644
--- a/homework2/7.5/predict.py
+++ b/homework2/7.5/predict.py
@@ -1,13 +1,6 @@
 import numpy as np
 
-# a=np.array([[1,2,3],[1,2,3],[1,2,3]])
-# b=np.array([1,2,3])
-# # 奇异矩阵
-# print(a.dot(b))
-#
-# print(a)
-# print(a.T) # 转置
-# print(np.linalg.pinv(a))  #求逆矩阵
+
 
 
 from datas import datas
@@ -30,4 +23,4 @@ Y=np.array(Y)
 
 theta=np.linalg.pinv(X.T.dot(X)).dot(X.T).dot(Y)
 print(theta.dot(np.array([2,100,2,1,1])))
-# print(theta)
+
-- 
Gitee