From 173d486ff8839fa2a4c7c351e0d1d27d2084d115 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=86=AF=E5=AE=87?=
 <9876752+feng-yu12@user.noreply.gitee.com>
Date: Fri, 5 Jul 2024 13:09:20 +0000
Subject: [PATCH] =?UTF-8?q?=E8=BD=AF=E5=B7=A52=E7=8F=AD=20=E5=86=AF?=
 =?UTF-8?q?=E5=AE=87=E7=87=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: 冯宇 <9876752+feng-yu12@user.noreply.gitee.com>
---
 .../inspectionProfiles/profiles_settings.xml" |   6 +
 .../.idea/misc.xml"                           |   7 +
 .../.idea/modules.xml"                        |   8 +
 .../.idea/pythonProject.iml"                  |  10 ++
 .../__pycache__/datas.cpython-312.pyc"        | Bin 0 -> 1068 bytes
 .../datas.py"                                 | 170 ++++++++++++++++++
 .../or.py"                                    |   8 +
 .../predict.py"                               |  23 +++
 8 files changed, 232 insertions(+)
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/inspectionProfiles/profiles_settings.xml"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/misc.xml"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/modules.xml"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/pythonProject.iml"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/__pycache__/datas.cpython-312.pyc"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/datas.py"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/or.py"
 create mode 100644 "\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/predict.py"

diff --git "a/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/inspectionProfiles/profiles_settings.xml" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/inspectionProfiles/profiles_settings.xml"
new file mode 100644
index 0000000..105ce2d
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.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/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/misc.xml" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/misc.xml"
new file mode 100644
index 0000000..2a01189
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.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/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/modules.xml" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/modules.xml"
new file mode 100644
index 0000000..e15ec35
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.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/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/pythonProject.iml" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.idea/pythonProject.iml"
new file mode 100644
index 0000000..2c80e12
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/.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/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/__pycache__/datas.cpython-312.pyc" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/__pycache__/datas.cpython-312.pyc"
new file mode 100644
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diff --git "a/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/datas.py" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/datas.py"
new file mode 100644
index 0000000..7b52b24
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/datas.py"	
@@ -0,0 +1,170 @@
+# 经验就是来源于数据
+# 大数据 爬虫 后天
+
+# 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 1 2  装修的风格 1 2
+#预测系统
+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
+    }
+]
+
+# 各     3000   10    1000     1300     1500
+#      城市     面积  房间数量  学区房     装修    各个元素的权重   a1 a2 a3 a4 a5
+#       总价即总分  ：  p
+#       各个元素*各个元素的权重之和即为分数
+#       城市： x1 例： 县=1 市=2
+#       面积： x2  按平方米计量
+#       房间数量：  x3 个数
+#       学区房 ：  bool   0/1
+#       装修：  bool 0/1   是否精装修
\ No newline at end of file
diff --git "a/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/or.py" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/or.py"
new file mode 100644
index 0000000..aeee301
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/or.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/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/predict.py" "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/predict.py"
new file mode 100644
index 0000000..7888aa4
--- /dev/null
+++ "b/\350\275\257\345\267\2452\347\217\255 \345\206\257\345\256\207\347\207\225/predict.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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