Realistic AI engineering scenarios with reference solutions and problem-specific grading rubrics.
Tokenisation · N-grams · Counting · Deterministic ordering
Chunking · RAG · Text processing · Sliding window
Named entity recognition · BIO tagging · Span extraction · Sequence labelling
TF-IDF · Sparse representations · Lexical retrieval · Vectorization
Tokenization · BPE · Subword models · Vocabulary construction