{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009658","490:4900009033","490:4900008812","490:4900009657","490:4900008481","490:4900009034","490:4900009450","490:4900008927","490:4900009655","490:4900008921","490:4900008928","490:4900009452","490:4900009246","490:4900008926","490:4900009456","490:4900009659","490:4900009458","490:4900008702","490:4900009146","490:4900009451","490:4900009552","490:4900008811","490:4900008810","490:4900009457","490:4900009555"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.010476306619054533,0.006405387647143914,0.005653523131363979,0.0022517716840579093,0.00038134054663304485,0.00035055288658637784,0.0002950655600530187,0.0002527810997088051,0.00022318850442084646,0.00020423508511404877,0.00012515683047205266,0.00011217857214398469,0.0000402444626566788,0.00003100740735282272,0.000025646540727298615,0.000025528363371305054,0.00002454925568520218,0.00002084259307896233,0.000018998119914566886,0.000018407208632927796,0.00001663329969441927,0.000013708835149716325,0.00000805853786491165,0.000005919245713643686,0.0000054942266640622815],"twin_dists":[0.39215381903232704,0.412772743049067,0.4178438445654529,0.45348473771456715,0.5153192422771591,0.5180673266662418,0.5236475224262489,0.5286062880384168,0.5325643884656445,0.5353677429181196,0.5505803059550092,0.5539240082340872,0.5843064048613218,0.5917855944675706,0.5971713623549322,0.597301801904438,0.5984051817690664,0.6030012982261183,0.6055876338285132,0.6064670822978425,0.6092789647648961,0.6146088341632625,0.6290211306071685,0.6372405646259052,0.639209789100486],"n_dims_used":45,"mean_confidence":0.8762476603190105},"coverage":{"mean_confidence":0.8762476603190105,"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}}