{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002868","477:4770000037","489:4890002031","489:4890002202","477:4770001445","489:4890002530","477:4770000196","477:4770000333","479:4790000129","477:4770000596","500:5000002369","499:4990003230","499:4990001504","477:4770001720","500:5000002774","469:4690002144","489:4890002120","477:4770000907","489:4890002429","477:4770003803","488:4880004815","466:4660012936","477:4770000197","489:4890002946","477:4770000285"],"twin_admin_codes":[489,477,489,489,477,489,477,477,479,477,500,499,499,477,500,469,489,477,489,477,488,466,477,489,477],"twin_sims":[0.5831956898823303,0.44108017387334414,0.4187402712646889,0.4154536188397743,0.3637424830236246,0.33952175242949817,0.31288976725753337,0.305912788653386,0.2824301938505512,0.2729275964619067,0.26299799604916074,0.26164121254089373,0.25608347662603864,0.25161041103773646,0.25123412203333256,0.2494526776077978,0.24858662666065034,0.2471513860374205,0.24519621956702137,0.244316400155761,0.24408645362503864,0.24295989693311376,0.24128763700793662,0.23818713451788306,0.23618658118102787],"twin_dists":[0.13487357501522548,0.16617120857445894,0.171365872498287,0.17213973334743637,0.1847059165499026,0.19089493283277928,0.19798123515260568,0.19989326765797003,0.20652280307742318,0.20929939378146206,0.21226504920036163,0.2126756597710027,0.21437174359453545,0.2157538039661132,0.21587077797901008,0.21642608551673237,0.21669696533351754,0.21714720901166462,0.21776326758753767,0.21804152439431593,0.2181143551226559,0.21847181001620145,0.2190043979653884,0.21999822988394063,0.220643963944323],"n_dims_used":45,"mean_confidence":0.919722408718533},"coverage":{"mean_confidence":0.919722408718533,"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}}