ZhangZhihuiAAA - 博客园

Machine Learning - ROC and AUC

摘要：阅读全文

posted @ 2025-07-09 15:37 ZhangZhihuiAAA 阅读(4) 评论(0) 推荐(0)

Machine Learning - Sensitivity and Specificity

摘要：阅读全文

posted @ 2025-07-09 11:13 ZhangZhihuiAAA 阅读(4) 评论(0) 推荐(0)

Machine Learning - Confusion Matrix

摘要：阅读全文

posted @ 2025-07-09 10:26 ZhangZhihuiAAA 阅读(7) 评论(0) 推荐(0)

Machine Learning - Cross Validation

摘要：阅读全文

posted @ 2025-07-09 09:58 ZhangZhihuiAAA 阅读(9) 评论(0) 推荐(0)

Machine Learning - Bias and Variance

摘要：阅读全文

posted @ 2025-07-09 08:30 ZhangZhihuiAAA 阅读(1) 评论(0) 推荐(0)

pip - ImportError: cannot import name '_lazywhere' from 'scipy._lib._util'

摘要： ImportError Traceback (most recent call last) Cell In[15], line 1 > 1 import statsmodels.api as sm File ~/venvs/zpy313/lib/python3.13/site-packages/st 阅读全文

posted @ 2025-07-03 17:08 ZhangZhihuiAAA 阅读(593) 评论(0) 推荐(0)

Data Science and Analytics with Python Study Notes 2

摘要： The correlation coefficient is a numerical measure that describes the strength and direction of a linear relationship between two variables. The Most 阅读全文

posted @ 2025-07-03 10:25 ZhangZhihuiAAA 阅读(14) 评论(0) 推荐(0)

Machine Learning - Training Data, Validation Data and Test Data

摘要： In machine learning, data is often split into three parts—training, validation, and testing—to ensure that the model learns effectively and generalize 阅读全文

posted @ 2025-07-02 22:49 ZhangZhihuiAAA 阅读(19) 评论(0) 推荐(0)

Pyenv - WARNING: The Python sqlite3 extension was not compiled

摘要： zzh@ZZHPC:~/.pyenv/bin$ ./pyenv install 3.13.5 Downloading Python-3.13.5.tar.xz... -> https://www.python.org/ftp/python/3.13.5/Python-3.13.5.tar.xz In 阅读全文

posted @ 2025-07-01 14:42 ZhangZhihuiAAA 阅读(40) 评论(0) 推荐(0)

Numpy - Difference between dot() and cross()

摘要： 1. numpy.dot() — Dot Product (Scalar or Matrix Multiplication) ✅ Purpose: Computes the dot product of two vectors, or does matrix multiplication if 2D 阅读全文

posted @ 2025-07-01 08:28 ZhangZhihuiAAA 阅读(32) 评论(0) 推荐(0)

导航

2025年7月9日

2025年7月3日

2025年7月2日

2025年7月1日


博客园 © 2004-2025 浙公网安备 33010602011771号浙ICP备2021040463号-3