{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000439","479:4790002067","479:4790001437","479:4790001134","479:4790003079","479:4790003249","469:4690000620","479:4790000992","479:4790000506","496:4960006280","479:4790003944","479:4790001348","466:4660000351","469:4690001460","479:4790000258","496:4960005739","484:4840006784","496:4960003418","469:4690001714","489:4890004023","472:4720006484","479:4790003247","478:4780002655","479:4790003077","479:4790002929"],"twin_admin_codes":[479,479,479,479,479,479,469,479,479,496,479,479,466,469,479,496,484,496,469,489,472,479,478,479,479],"twin_sims":[0.38536155001200745,0.3325501414587916,0.3313272753685389,0.3223600724468733,0.2790137484845536,0.26142082498585917,0.25117331566783635,0.24869664767016025,0.2335519697521775,0.22966204045638955,0.22702639006752745,0.2190703472675193,0.21357000581148003,0.20875433750492947,0.19132302196337173,0.18714072718050784,0.1787299694297387,0.17676754301435113,0.17665412782967965,0.1765158138398947,0.17522499215778733,0.167149581681484,0.15794255567968285,0.15692903963392493,0.15437226606979118],"twin_dists":[0.17935598932269822,0.1927194409562936,0.1930416077744726,0.1954243053859475,0.20751441500471624,0.2127424827092578,0.21588969086456467,0.2166625199394897,0.22149983643080137,0.2227751765617225,0.22364741281882372,0.22632189010285703,0.22820914330099903,0.2298886385092712,0.2361996750869543,0.23777279778061228,0.24101283938932683,0.24178428308981412,0.24182905312734868,0.2418836795250085,0.24239495836391542,0.24565622248963048,0.24951616048125358,0.24995097037186337,0.25105704416107016],"n_dims_used":45,"mean_confidence":0.9280897352430556},"coverage":{"mean_confidence":0.9280897352430556,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}