diff --git a/pythonProject1/.idea/.gitignore b/pythonProject1/.idea/.gitignore new file mode 100644 index 0000000000000000000000000000000000000000..13566b81b018ad684f3a35fee301741b2734c8f4 --- /dev/null +++ b/pythonProject1/.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/pythonProject1/.idea/inspectionProfiles/Project_Default.xml b/pythonProject1/.idea/inspectionProfiles/Project_Default.xml new file mode 100644 index 0000000000000000000000000000000000000000..4ebeef73e1a72b62075747eb1e5bb3b86786fd87 --- /dev/null +++ b/pythonProject1/.idea/inspectionProfiles/Project_Default.xml @@ -0,0 +1,12 @@ + + + + \ No newline at end of file diff --git a/pythonProject1/.idea/inspectionProfiles/profiles_settings.xml b/pythonProject1/.idea/inspectionProfiles/profiles_settings.xml new file mode 100644 index 0000000000000000000000000000000000000000..105ce2da2d6447d11dfe32bfb846c3d5b199fc99 --- /dev/null +++ b/pythonProject1/.idea/inspectionProfiles/profiles_settings.xml @@ -0,0 +1,6 @@ + + + + \ No newline at end of file diff --git a/pythonProject1/.idea/misc.xml b/pythonProject1/.idea/misc.xml new file mode 100644 index 0000000000000000000000000000000000000000..a50ac5b1ad75b566c394a7b9d198b155584f8bc9 --- /dev/null +++ b/pythonProject1/.idea/misc.xml @@ -0,0 +1,7 @@ + + + + + + \ No newline at end of file diff --git a/pythonProject1/.idea/modules.xml b/pythonProject1/.idea/modules.xml new file mode 100644 index 0000000000000000000000000000000000000000..fdd8fdfd13437ad5929c98cfa256df55ff0f5e08 --- /dev/null +++ b/pythonProject1/.idea/modules.xml @@ -0,0 +1,8 @@ + + + + + + + + \ No newline at end of file diff --git a/pythonProject1/.idea/pythonProject1.iml b/pythonProject1/.idea/pythonProject1.iml new file mode 100644 index 0000000000000000000000000000000000000000..74d515a027de98657e9d3d5f0f1831882fd81374 --- /dev/null +++ b/pythonProject1/.idea/pythonProject1.iml @@ -0,0 +1,10 @@ + + + + + + + + + + \ No newline at end of file diff --git a/pythonProject1/7.5/__pycache__/datas.cpython-312.pyc b/pythonProject1/7.5/__pycache__/datas.cpython-312.pyc new file mode 100644 index 0000000000000000000000000000000000000000..e064b69b26ed4f0c04a7cb687263bd5b85b9d269 Binary files /dev/null and b/pythonProject1/7.5/__pycache__/datas.cpython-312.pyc differ diff --git a/pythonProject1/7.5/datas.py b/pythonProject1/7.5/datas.py new file mode 100644 index 0000000000000000000000000000000000000000..ac6ceff0b54370a91dcf5755df0902fa020e7c44 --- /dev/null +++ b/pythonProject1/7.5/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/pythonProject1/7.5/predict.py b/pythonProject1/7.5/predict.py new file mode 100644 index 0000000000000000000000000000000000000000..3deb61241f8e6a796c70225e8a06069c103d7753 --- /dev/null +++ b/pythonProject1/7.5/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/pythonProject1/main.py b/pythonProject1/main.py new file mode 100644 index 0000000000000000000000000000000000000000..5596b44786f04e4810aefe9f8d712f08ed310f71 --- /dev/null +++ b/pythonProject1/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/