~/talk

Machine learning and financial time series analysis

Talkat Big Data & AI Toronto 2020 · 2020-09-29..09-30· [machine-learning]
links:none on file
slides:none on file

Compares market vs transactional series, claims stationarity, seasonality, asynchronous timestamps and inter-channel correlation cause most failures, and shows concrete fixes: exponential moving average and tanh mapping for spikes, RNNs and CNNs for dynamics, clustering plus learned embeddings for grouped assets, and adding time-interval features for irregular events. Covers preprocessing choices (normalization vs moving averages), when long- vs short-term history matters, and tradeoffs rather than lofty promises — practical recipes and failure modes.

AI-written summary · about

  1. 0:00Introduction
  2. 0:44Financial time series
  3. 2:26Time series characteristics
  4. 6:30Problem input
  5. 8:32Feature engineering
  6. 11:33Traditional ML models
  7. 12:37Challenges with financial data
  8. 15:13Nonlinear mapping
  9. 21:14Interchannel cross correlation
  10. 23:31Summary
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