From 3fbafda060e7d6f92d080254a7a8b790449d3aab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=94=BE=E5=A4=A7=E9=95=9C=E5=88=86=E5=89=B2=E7=BA=BF?=
 <14647679+magnifier-dividing-line@user.noreply.gitee.com>
Date: Fri, 5 Jul 2024 20:29:53 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BC=A0=E4=B8=BD=E9=9C=9E=E7=9A=84=E4=BD=9C?=
 =?UTF-8?q?=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 pythonProject/.idea/.gitignore                |   8 +
 .../inspectionProfiles/profiles_settings.xml  |   6 +
 pythonProject/.idea/misc.xml                  |   7 +
 pythonProject/.idea/modules.xml               |   8 +
 pythonProject/.idea/pythonProject.iml         |  10 ++
 pythonProject/2.py                            |   8 +
 .../__pycache__/datas.cpython-312.pyc         | Bin 0 -> 1068 bytes
 pythonProject/datas.py                        | 154 ++++++++++++++++++
 pythonProject/yc.py                           |  23 +++
 9 files changed, 224 insertions(+)
 create mode 100644 pythonProject/.idea/.gitignore
 create mode 100644 pythonProject/.idea/inspectionProfiles/profiles_settings.xml
 create mode 100644 pythonProject/.idea/misc.xml
 create mode 100644 pythonProject/.idea/modules.xml
 create mode 100644 pythonProject/.idea/pythonProject.iml
 create mode 100644 pythonProject/2.py
 create mode 100644 pythonProject/__pycache__/datas.cpython-312.pyc
 create mode 100644 pythonProject/datas.py
 create mode 100644 pythonProject/yc.py

diff --git a/pythonProject/.idea/.gitignore b/pythonProject/.idea/.gitignore
new file mode 100644
index 0000000..35410ca
--- /dev/null
+++ b/pythonProject/.idea/.gitignore
@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/pythonProject/.idea/inspectionProfiles/profiles_settings.xml b/pythonProject/.idea/inspectionProfiles/profiles_settings.xml
new file mode 100644
index 0000000..105ce2d
--- /dev/null
+++ b/pythonProject/.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/pythonProject/.idea/misc.xml b/pythonProject/.idea/misc.xml
new file mode 100644
index 0000000..2a01189
--- /dev/null
+++ b/pythonProject/.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 (pythonProject)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.12 (pythonProject)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file
diff --git a/pythonProject/.idea/modules.xml b/pythonProject/.idea/modules.xml
new file mode 100644
index 0000000..e15ec35
--- /dev/null
+++ b/pythonProject/.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/pythonProject.iml" filepath="$PROJECT_DIR$/.idea/pythonProject.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/pythonProject/.idea/pythonProject.iml b/pythonProject/.idea/pythonProject.iml
new file mode 100644
index 0000000..2c80e12
--- /dev/null
+++ b/pythonProject/.idea/pythonProject.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/pythonProject/2.py b/pythonProject/2.py
new file mode 100644
index 0000000..aeee301
--- /dev/null
+++ b/pythonProject/2.py
@@ -0,0 +1,8 @@
+import numpy as np
+
+a=np.array([[1,2,3],[4,5,6],[7,8,9]])
+b=np.array([[1,2,3],[4,5,6],[7,8,9]])
+
+print(np.linalg.pinv(a))  #奇异矩阵  逆
+print(a.T)  #转置
+print(a.dot(b))  #点乘
\ No newline at end of file
diff --git a/pythonProject/__pycache__/datas.cpython-312.pyc b/pythonProject/__pycache__/datas.cpython-312.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..85948dec5d2f81285c359a88b78f2e195cb446d1
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diff --git a/pythonProject/datas.py b/pythonProject/datas.py
new file mode 100644
index 0000000..b815f7b
--- /dev/null
+++ b/pythonProject/datas.py
@@ -0,0 +1,154 @@
+#城市 面积 户型 学区房 装修类型：精装1
+datas=[
+    #吕梁第一类
+    {
+        "city":"吕梁",
+        "area":80,
+        "hx":2,
+        "xqf":1,
+        "style":2,
+        "price":6000
+    },
+    {
+        "city": "吕梁",
+        "area": 80,
+        "hx": 2,
+        "xqf": 2,
+        "style": 2,
+        "price": 6200
+    },
+    {
+        "city": "吕梁",
+        "area": 80,
+        "hx": 3,
+        "xqf": 2,
+        "style": 2,
+        "price": 6500
+    },
+    #吕梁第二类
+    {
+        "city": "吕梁",
+        "area": 100,
+        "hx": 2,
+        "xqf": 2,
+        "style": 1,
+        "price": 7000
+    },
+    {
+        "city": "吕梁",
+        "area": 100,
+        "hx": 2,
+        "xqf": 1,
+        "style": 2,
+        "price": 7600
+    },
+    {
+        "city": "吕梁",
+        "area": 100,
+        "hx": 3,
+        "xqf": 2,
+        "style": 1,
+        "price": 7300
+    },
+    #吕梁第三类
+    {
+        "city": "吕梁",
+        "area": 120,
+        "hx": 2,
+        "xqf": 2,
+        "style": 1,
+        "price": 9000
+    },
+    {
+        "city": "吕梁",
+        "area": 130,
+        "hx": 2,
+        "xqf": 1,
+        "style": 2,
+        "price": 9200
+    },
+    {
+        "city": "吕梁",
+        "area": 150,
+        "hx": 3,
+        "xqf": 1,
+        "style": 2,
+        "price": 10000
+    },
+
+    # 太原第一类
+    {
+        "city": "太原",
+        "area": 120,
+        "hx": 2,
+        "xqf": 2,
+        "style": 1,
+        "price": 10100
+    },
+    {
+        "city": "太原",
+        "area": 130,
+        "hx": 2,
+        "xqf": 1,
+        "style": 2,
+        "price": 10200
+    },
+    {
+        "city": "太原",
+        "area": 150,
+        "hx": 3,
+        "xqf": 1,
+        "style": 2,
+        "price": 10500
+    },
+    # 太原第二类
+    {
+        "city": "太原",
+        "area": 120,
+        "hx": 2,
+        "xqf": 2,
+        "style": 1,
+        "price": 11000
+    },
+    {
+        "city": "太原",
+        "area": 130,
+        "hx": 2,
+        "xqf": 1,
+        "style": 2,
+        "price": 10200
+    },
+    {
+        "city": "太原",
+        "area": 150,
+        "hx": 3,
+        "xqf": 1,
+        "style": 2,
+        "price": 10500
+    },
+    # 太原第三类
+    {
+        "city": "太原",
+        "area": 120,
+        "hx": 2,
+        "xqf": 2,
+        "style": 1,
+        "price": 10400
+    },
+    {
+        "city": "太原",
+        "area": 130,
+        "hx": 2,
+        "xqf": 1,
+        "style": 2,
+        "price": 12000
+    },
+    {
+        "city": "太原",
+        "area": 150,
+        "hx": 3,
+        "xqf": 1,
+        "style": 2,
+        "price": 13500
+    }
+]
\ No newline at end of file
diff --git a/pythonProject/yc.py b/pythonProject/yc.py
new file mode 100644
index 0000000..7888aa4
--- /dev/null
+++ b/pythonProject/yc.py
@@ -0,0 +1,23 @@
+import numpy as np
+
+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["hx"])
+    single.append(item["xqf"])
+    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(X.T).dot(Y)
+print(theta)
+
+
+
-- 
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