{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000652","499:4990000717","499:4990001076","499:4990000280","499:4990001080","499:4990000813","499:4990000565","499:4990000971","499:4990000197","499:4990001273","499:4990000657","499:4990000495","499:4990000218","499:4990001263","499:4990000324","499:4990000731","499:4990001067","499:4990000427","499:4990000581","499:4990001261","499:4990000508","499:4990000644","499:4990000647","499:4990000980","472:4720000677"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,472],"twin_sims":[0.9655718109879888,0.9450443222398456,0.9374228156353023,0.9228787704594114,0.9106109166595548,0.9102468889022072,0.9059566980941276,0.9056631548305804,0.9048805983009124,0.9027800644364596,0.8969936680316687,0.8940916220545965,0.8915940804844047,0.8897422757315187,0.8770239724394572,0.870492434724775,0.8657748445334521,0.8612074909505976,0.8498889707698011,0.8439264702872423,0.8429226482385866,0.8397625677144472,0.8332809954848043,0.8277022271257628,0.822951392441892],"twin_dists":[0.03437863928051122,0.0436669820631737,0.046690141732221,0.05203330075673037,0.05620417069058085,0.05632403910138856,0.05772150827389129,0.05781612964783292,0.058067776371598975,0.05873897754088806,0.06055730683689699,0.061453287306764505,0.06221633666369319,0.06277747326419116,0.06653351019818267,0.06840236878548477,0.06972951401947014,0.07099748122107025,0.07407391369670377,0.07566008971935795,0.07592495916268605,0.0767548516845407,0.0784391078983646,0.07987055392980043,0.08107708426208408],"n_dims_used":44,"mean_confidence":0.9223909378051758},"coverage":{"mean_confidence":0.9223909378051758,"n_dims_used":44,"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}}