{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001429","489:4890001426","489:4890000983","489:4890001424","489:4890001438","489:4890001368","489:4890001226","489:4890000922","489:4890001423","489:4890001297","489:4890000919","489:4890001230","489:4890001115","489:4890000864","489:4890001041","489:4890001164","489:4890001113","489:4890001233","489:4890001289","489:4890001052","489:4890001098","489:4890001165","489:4890001044","489:4890001040","489:4890001298"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7944815295547306,0.7355115036909339,0.6963629516177033,0.6537519694449924,0.6405704986965499,0.6130210607106122,0.6023775437202983,0.5921448006245462,0.5897275443713809,0.5779010061386568,0.5523684035625125,0.5518496814726287,0.5480436588424095,0.5451915448878558,0.5403734833558476,0.5099452132941711,0.5077139898904042,0.5043015152398984,0.5028379532163026,0.49618810595472546,0.49400493759013764,0.4819977694784951,0.4699806047586614,0.4683831115969597,0.4523460059955305],"twin_dists":[0.08809771247621453,0.10179858553189235,0.11049018440812555,0.11974219971514435,0.12257786329544168,0.12848466511846365,0.13076379473792507,0.1329554601812352,0.13347339981391343,0.1360093718750562,0.1415024180100384,0.14161436746512326,0.14243629665042198,0.14305285236614243,0.14409569890456742,0.15072738421554296,0.15121730028314065,0.15196768487442897,0.15228993125436419,0.15375737139623694,0.15424035038936268,0.15690813932286116,0.15959919022691404,0.15995863026688859,0.163591122109731],"n_dims_used":45,"mean_confidence":0.9148098415798611},"coverage":{"mean_confidence":0.9148098415798611,"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}}