{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000871","479:4790001157","479:4790001009","479:4790001152","479:4790001299","479:4790001080","479:4790002014","479:4790002262","479:4790000812","479:4790001930","479:4790001694","479:4790000271","479:4790001079","479:4790001381","479:4790001017","479:4790000734","479:4790000938","479:4790000799","479:4790001929","479:4790001238","479:4790001382","479:4790000880","479:4790001606","479:4790000937","479:4790000735"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.8324136347200424,0.82746259387832,0.8209352372057886,0.8059845065303367,0.8058531696997171,0.7991032957281913,0.7970178259626046,0.7867978491527575,0.7791305632401839,0.7757620178013821,0.7707122306707932,0.7678290217586143,0.7670705856210154,0.7554826524539429,0.7538865458588253,0.7413684875296574,0.735645470725576,0.7305819213137604,0.7288882322518346,0.7281372427486094,0.7221188576629343,0.7163841255015903,0.7136626227200711,0.7108697939247203,0.7066457601710604],"twin_dists":[0.07866273828843483,0.07993168058959484,0.0815857957542669,0.08530109646321388,0.08533331503571435,0.08698004992925529,0.0874853352834477,0.08993917042027304,0.0917573397296599,0.09255040111776838,0.09373307572030422,0.09440512045456358,0.0945815273837559,0.09725829579419178,0.09762439685133345,0.10047577408490978,0.10176840414032866,0.102906811975311,0.10328653915730021,0.10345474738275016,0.10479922062467104,0.10607474683596078,0.10667826596056403,0.10729644995816716,0.10822929468673585],"n_dims_used":45,"mean_confidence":0.925876702202691},"coverage":{"mean_confidence":0.925876702202691,"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}}