xsh报告-推荐系统

xsh现在主要做的是推荐系统。超级粗略的感想。

首先,推荐系统与信息检索的区别。信息检索是用户主动去搜索。是一个pull的过程。而推荐系统相当于是push,将可能与用户有关的内容主动推送到用户面前。这一点上,推荐系统有点像广告,如在淘宝、卓越这些网站上买完一个产品后,会有相关的东西推荐给你。

其次,注意推荐的效率。如“购买这些产品的用户一般还会购买”“可能感兴趣的产品”“正在促销的产品”等等,不同的推荐规则。注意推荐的内容要有效率,符合用户需求,不然就完全没用。这方面也需要与有关专业的人进行商讨。

再者,注意尴尬的推荐。如亚马逊之前会给人推荐一些成人产品,给公司员工提供猎头的信息等等,在一些场合会造成尴尬和用户不便。

还有,推荐也可以根据社交应用。比如,从和购买者品味一致的用户群中去进行推荐。这也是社交信息的应用。从用户群去推荐。

对于社交信息,xsh还提到一个,就是医患关系,为患者建立一个社交的应用。比如糖尿病人,他可能会试过那些疗法,见过那些医生,将这些社交信息发布出来,那么其他糖尿病患者就从这些信息中获得帮助。可以进一步对患者群进行分类,除同一类疾病外,还有共同的成长经历,共同的家庭环境、社会地位等,让他们更加可以相互间得到关怀与帮助。

xsh的意思就是,做一个有效的系统,让人可以切实用到。这一点我是赞同的。

C:\Users\周缘>conda init no change E:\anaconda\Scripts\conda.exe no change E:\anaconda\Scripts\conda-env.exe no change E:\anaconda\Scripts\conda-script.py no change E:\anaconda\Scripts\conda-env-script.py no change E:\anaconda\condabin\conda.bat no change E:\anaconda\Library\bin\conda.bat no change E:\anaconda\condabin\_conda_activate.bat no change E:\anaconda\condabin\rename_tmp.bat no change E:\anaconda\condabin\conda_auto_activate.bat no change E:\anaconda\condabin\conda_hook.bat no change E:\anaconda\Scripts\activate.bat no change E:\anaconda\condabin\activate.bat no change E:\anaconda\condabin\deactivate.bat modified E:\anaconda\Scripts\activate modified E:\anaconda\Scripts\deactivate modified E:\anaconda\etc\profile.d\conda.sh modified E:\anaconda\etc\fish\conf.d\conda.fish no change E:\anaconda\shell\condabin\Conda.psm1 modified E:\anaconda\shell\condabin\conda-hook.ps1 no change E:\anaconda\Lib\site-packages\xontrib\conda.xsh modified E:\anaconda\etc\profile.d\conda.csh needs sudo C:\Users\周?\Documents\WindowsPowerShell\profile.ps1 modified HKEY_CURRENT_USER\Software\Microsoft\Command Processor\AutoRun ==> For changes to take effect, close and re-open your current shell. <== Operation failed. C:\Users\周缘>conda activate # >>>>>>>>>>>>>>>>>>>>>> ERROR REPORT <<<<<<<<<<<<<<<<<<<<<< Traceback (most recent call last): File "E:\anaconda\Lib\site-packages\conda\exception_handler.py", line 28, in __call__ return func(*args, **kwargs) File "E:\anaconda\Lib\site-packages\conda\cli\main.py", line 87, in main_sourced print(activator.execute(), end="") ~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ UnicodeEncodeError: 'cp932' codec can't encode character '\u7f18' in position 10: illegal multibyte sequence `$ E:\anaconda\Scripts\conda-script.py shell.cmd.exe activate` environment variables: CIO_TEST=<not set> CONDA_ALLOW_SOFTLINKS=false CONDA_EXE=E:\anaconda\condabin\..\Scripts\conda.exe CONDA_EXES="E:\anaconda\condabin\..\Scripts\conda.exe" CONDA_ROOT=E:\anaconda CURL_CA_BUNDLE=<not set> HOMEPATH=\Users\周缘 LD_PRELOAD=<not set> PATH=E:\shujuku\product\11.2.0\client_1\bin;E:\Oracle\product\11.2.0\dbhome _1\bin;C:\Program Files\Common Files\Oracle\Java\javapath;E:\OpenJDK\bin;C:\Program Files (x86)\VMware\VMware Workstation\bin\;C:\Windows\system32;C:\Windows;C: \Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\ Windows\System32\OpenSSH\;C:\Program Files (x86)\NVIDIA Corporation\Ph ysX\Common;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\ WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\; C:\Program Files\dotnet\;E:\anaconda;E:\anaconda\Library\mingw- w64\bin;E:\anaconda\Library\usr\bin;E:\anaconda\Library\bin;E:\anacond a\Scripts;C:\Users\周缘\AppData\Local\Microsoft\WindowsApps;E:\Microsoft VS Code Insiders\bin;E:\Microsoft VS Code\bin PSMODULEPATH=C:\Program Files\WindowsPowerShell\Modules;C:\WINDOWS\system32\Windows PowerShell\v1.0\Modules REQUESTS_CA_BUNDLE=<not set> SSL_CERT_FILE=<not set> active environment : None user config file : C:\Users\周缘\.condarc populated config files : E:\anaconda\.condarc C:\Users\周缘\.condarc conda version : 25.5.1 conda-build version : 25.5.0 python version : 3.13.5.final.0 solver : libmamba (default) virtual packages : __archspec=1=skylake __conda=25.5.1=0 __win=10.0.26100=0 base environment : E:\anaconda (writable) conda av data dir : E:\anaconda\etc\conda conda av metadata url : None channel URLs : https://repo.anaconda.com/pkgs/main/win-64 https://repo.anaconda.com/pkgs/main/noarch https://repo.anaconda.com/pkgs/r/win-64 https://repo.anaconda.com/pkgs/r/noarch https://repo.anaconda.com/pkgs/msys2/win-64 https://repo.anaconda.com/pkgs/msys2/noarch package cache : E:\anaconda\pkgs C:\Users\周缘\.conda\pkgs C:\Users\周缘\AppData\Local\conda\conda\pkgs envs directories : E:\anaconda\envs C:\Users\周缘\.conda\envs C:\Users\周缘\AppData\Local\conda\conda\envs platform : win-64 user-agent : conda/25.5.1 requests/2.32.3 CPython/3.13.5 Windows/11 Windows/10.0.26100 solver/libmamba conda-libmamba-solver/25.4.0 libmambapy/2.0.5 aau/0.7.1 c/. s/. e/. administrator : False netrc file : None offline mode : False An unexpected error has occurred. Conda has prepared the above report. If you suspect this error is being caused by a malfunctioning plugin, consider using the --no-plugins option to turn off plugins. Example: conda --no-plugins install <package> Alternatively, you can set the CONDA_NO_PLUGINS environment variable on the command line to run the command without plugins enabled. Example: CONDA_NO_PLUGINS=true conda install <package>
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