#features

• 20 May 2025 · Study

  NLP · Bag of words and TF-IDF

  Turning documents into vectors with CountVectorizer and TfidfVectorizer, n-grams, and finding similar documents with cosine similarity.

• 13 Dec 2024 · Study

  Machine Learning · Feature engineering

  Creating better inputs: ratios, date parts, binning, interactions, log transforms for skewed values, and target-free encodings.