Huber loss / np.where
Huber loss:
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Convolution is convolution; it’s NOT dot product
我真的是出离愤怒。我不知道最开始把 convolution 看做 dot product 的人是怎么想的！有 convolution 的公式不用，非要用这么蹩脚的 intuition？而且明显 convolution 和 Hadamard product 的关系更大一点呢，咋没见人提？
Terminology Recap: Method of Least Squares (and its relationship with MLE)
$$ \DeclareMathOperator*{\argmin}{argmin}
Terminology Recap: Generative Models / Discriminative Models / Frequentist Machine Learning / Bayesian Machine Learning / Supervised Learning / Unsupervised Learning / Linear Regression / Naive Bayes Classifier
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Install Oracle JDK 8 and switch between JDKs in Ubuntu 18.04
1. Check installed Open JDK
Terminology Recap: Sampling / Sample / Sample Space / Experiment / Statistical Model / Statistic / Estimator / Empirical Distribution / Resampling / CV / Jackknife / Bootstrap / Bagging / Likelihood / Estimation and Machine Learning
1. Sampling from a Probability Distribution
Ring of Sets
写这篇主要是因为我看到有些 measure 的定义用到了 $\delta$-ring.
Pandas: one-column Boolean DataFrame vs Boolean Series
Caution when you apply any or all on a one-column Boolean DataFrame, or you should never apply these 2 functions to such a DataFrame because it works differe...
Quick facts on SNAP / Node2vec cannot handle multi-graphs
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