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Probabilistic IR topics

  • Classical probabilistic retrieval model

    • Probability ranking principle, etc.

  • (Naïve) Bayesian Text Categorization

  • Bayesian networks for text retrieval

  • Language model approach to IR

    • An important emphasis in recent work

  • Probabilistic methods are one of the oldest but also one of the currently hottest topics in IR.

    • Traditionally: neat ideas, but they’ve never won on performance. It may be different now.

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