Problems

13 problems for Machine Learning Engineer. Read any of them; sign in to code, run and submit.

Count word frequenciesStrings · Dictionaries~8 minBeginner
Running averageLoops and control flow · Statistics~6 minBeginner
Transpose a metrics tableLists and tuples~5 minBeginner
Cosine similarity of embeddingsVectors and embeddings · Functions~8 minEasy
Group-by aggregationSQL patterns in Python · ETL pipelines · Dictionaries~12 minEasy
Latest model version per stageDictionaries · Model evaluation~10 minEasy
Tokenise text for an LLM pipelineLLM integration · Strings · Regular expressions~10 minEasy
Build a lazy generator pipelineGenerators and laziness · Time and space complexity~20 minMedium
Keyword retrieval with TF-IDFRetrieval-augmented generation · Statistics · Dictionaries~25 minMedium
Scale features for a modelStatistics · Vectors and embeddings · Lists and tuples~15 minMedium
Detect latency anomalies with z-scoresStatistics · Monitoring and alerting · Time and space complexity~25 minHard
Diversify retrieval with MMRRetrieval-augmented generation · Vectors and embeddings~30 minHard
Precision, recall and F1Model evaluation · Statistics~25 minHard