{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007122","496:4960003453","470:4700004484","496:4960001936","496:4960003457","472:4720001447","496:4960003828","496:4960003827","496:4960001260","496:4960002643","496:4960001352","496:4960001337","479:4790006393","472:4720002864","496:4960007385","469:4690008780","472:4720001522","496:4960005029","496:4960001613","496:4960001114","496:4960002317","496:4960002296","496:4960000971","496:4960001842","496:4960002575"],"twin_admin_codes":[496,496,470,496,496,472,496,496,496,496,496,496,479,472,496,469,472,496,496,496,496,496,496,496,496],"twin_sims":[0.3492866513229826,0.3181655543165866,0.25394694003950113,0.23954277999388005,0.23787662300992024,0.2366732467397444,0.23374881119234656,0.23291672923876752,0.21113054827759792,0.20571198758910456,0.1949052179450649,0.1891524638690545,0.1880696972796411,0.1880216870647608,0.18725855892057322,0.18671741455021842,0.18639442979422788,0.1863700813206235,0.18574149999579492,0.17960181696799538,0.17833233806704316,0.17684277046830837,0.17189072645048312,0.17112217277113262,0.17005893424260396],"twin_dists":[0.18837284535199053,0.19655150334235258,0.21502994791752905,0.21956266436365732,0.2200982235420425,0.22048655154884247,0.2214356730501768,0.22170714489793295,0.22905667150558007,0.23096330565625717,0.2348712436016301,0.23701306858629287,0.23742126615395387,0.23743940383457135,0.2377281413920504,0.23793338961266133,0.23805609211668954,0.23806534819728145,0.2383045982428455,0.24067203848435204,0.24116866324324793,0.24175459872717084,0.24372817485863058,0.24403810255824968,0.24446851455753207],"n_dims_used":45,"mean_confidence":0.9334665086534288},"coverage":{"mean_confidence":0.9334665086534288,"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}}