From 98a59e1cff8b1f213ccb2a9947b8cc6507cfd497 Mon Sep 17 00:00:00 2001 From: benjas <909336740@qq.com> Date: Sun, 14 Feb 2021 19:31:09 +0800 Subject: [PATCH] =?UTF-8?q?Create=20=E9=85=92=E5=BA=97=E6=8E=A8=E8=8D=90.i?= =?UTF-8?q?pynb?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../酒店推荐.ipynb | 246 ++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 机器学习竞赛实战_优胜解决方案/基于相似度的酒店推荐系统/酒店推荐.ipynb diff --git a/机器学习竞赛实战_优胜解决方案/基于相似度的酒店推荐系统/酒店推荐.ipynb b/机器学习竞赛实战_优胜解决方案/基于相似度的酒店推荐系统/酒店推荐.ipynb new file mode 100644 index 0000000..9fee747 --- /dev/null +++ b/机器学习竞赛实战_优胜解决方案/基于相似度的酒店推荐系统/酒店推荐.ipynb @@ -0,0 +1,246 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "### 背景描述\n", + "当一个新用户进来时，系统不知道推荐什么，可以从用户看什么来进行相关性的推荐，比如靠近交通、景区等，又或者是含早餐、有电梯等特殊的，这里怎么基于不同酒店的相似度来进行推荐的。\n", + "\n", + "#### 基于酒店的文本描述来推荐相似酒店" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": {}, + "outputs": [ + { + "name": "stderr", + "output_type": "stream", + "text": [ + "D:\\Anaconda3\\lib\\importlib\\_bootstrap.py:219: RuntimeWarning:\n", + "\n", + "numpy.ufunc size changed, may indicate binary incompatibility. Expected 192 from C header, got 216 from PyObject\n", + "\n", + "D:\\Anaconda3\\lib\\importlib\\_bootstrap.py:219: RuntimeWarning:\n", + "\n", + "numpy.ufunc size changed, may indicate binary incompatibility. Expected 192 from C header, got 216 from PyObject\n", + "\n" + ] + }, + { + "data": { + "text/html": [ + " \n", + " " + ] + }, + "metadata": {}, + "output_type": "display_data" + } + ], + "source": [ + "import numpy as np\n", + "import pandas as pd\n", + "from nltk.corpus import stopwords\n", + "from sklearn.metrics.pairwise import linear_kernel\n", + "from sklearn.feature_extraction.text import CountVectorizer\n", + "from sklearn.feature_extraction.text import TfidfVectorizer\n", + "import re\n", + "import random\n", + "import cufflinks # pip install cufflinks\n", + "from plotly.offline import iplot\n", + "cufflinks.go_offline()" + ] + }, + { + "cell_type": "code", + "execution_count": 4, + "metadata": {}, + "outputs": [ + { + "data": { + "text/html": [ + "
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nameaddressdesc
0Hilton Garden Seattle Downtown1821 Boren Avenue, Seattle Washington 98101 USALocated on the southern tip of Lake Union, the...
1Sheraton Grand Seattle1400 6th Avenue, Seattle, Washington 98101 USALocated in the city's vibrant core, the Sherat...
2Crowne Plaza Seattle Downtown1113 6th Ave, Seattle, WA 98101Located in the heart of downtown Seattle, the ...
3Kimpton Hotel Monaco Seattle1101 4th Ave, Seattle, WA98101What?s near our hotel downtown Seattle locatio...
4The Westin Seattle1900 5th Avenue, Seattle, Washington 98101 USASituated amid incredible shopping and iconic a...
\n", + "
" + ], + "text/plain": [ + " name \\\n", + "0 Hilton Garden Seattle Downtown \n", + "1 Sheraton Grand Seattle \n", + "2 Crowne Plaza Seattle Downtown \n", + "3 Kimpton Hotel Monaco Seattle \n", + "4 The Westin Seattle \n", + "\n", + " address \\\n", + "0 1821 Boren Avenue, Seattle Washington 98101 USA \n", + "1 1400 6th Avenue, Seattle, Washington 98101 USA \n", + "2 1113 6th Ave, Seattle, WA 98101 \n", + "3 1101 4th Ave, Seattle, WA98101 \n", + "4 1900 5th Avenue, Seattle, Washington 98101 USA \n", + "\n", + " desc \n", + "0 Located on the southern tip of Lake Union, the... \n", + "1 Located in the city's vibrant core, the Sherat... \n", + "2 Located in the heart of downtown Seattle, the ... \n", + "3 What?s near our hotel downtown Seattle locatio... \n", + "4 Situated amid incredible shopping and iconic a... " + ] + }, + "execution_count": 4, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "df = pd.read_csv(\"data/Seattle_Hotels.csv\", encoding=\"latin-1\")\n", + "df.head()" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "上面分别是酒店名字、地址及描述" + ] + }, + { + "cell_type": "code", + "execution_count": 5, + "metadata": {}, + "outputs": [ + { + "data": { + "text/plain": [ + "(152, 3)" + ] + }, + "execution_count": 5, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "df.shape" + ] + }, + { + "cell_type": "code", + "execution_count": 6, + "metadata": {}, + "outputs": [ + { + "data": { + "text/plain": [ + "\"Located on the southern tip of Lake Union, the Hilton Garden Inn Seattle Downtown hotel is perfectly located for business and leisure. \\nThe neighborhood is home to numerous major international companies including Amazon, Google and the Bill & Melinda Gates Foundation. A wealth of eclectic restaurants and bars make this area of Seattle one of the most sought out by locals and visitors. Our proximity to Lake Union allows visitors to take in some of the Pacific Northwest's majestic scenery and enjoy outdoor activities like kayaking and sailing. over 2,000 sq. ft. of versatile space and a complimentary business center. State-of-the-art A/V technology and our helpful staff will guarantee your conference, cocktail reception or wedding is a success. Refresh in the sparkling saltwater pool, or energize with the latest equipment in the 24-hour fitness center. Tastefully decorated and flooded with natural light, our guest rooms and suites offer everything you need to relax and stay productive. Unwind in the bar, and enjoy American cuisine for breakfast, lunch and dinner in our restaurant. The 24-hour Pavilion Pantry? stocks a variety of snacks, drinks and sundries.\"" + ] + }, + "execution_count": 6, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "df['desc'][0] # 查看酒店描述的个例" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "metadata": {}, + "outputs": [], + "source": [] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3", + "language": "python", + "name": "python3" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 3 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython3", + "version": "3.7.3" + } + }, + "nbformat": 4, + "nbformat_minor": 2 +}