Using leaf co-occurrence in a valuation-trained CatBoost model as a similarity metric gives lower k-NN valuation errors than Euclidean, Gower, or embedding distances in Financial Services, the only sector shown.
Private equity — global private markets report, February 2026
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What Makes a Peer? Valuation-Anchored Similarity in Private Markets
Using leaf co-occurrence in a valuation-trained CatBoost model as a similarity metric gives lower k-NN valuation errors than Euclidean, Gower, or embedding distances in Financial Services, the only sector shown.