{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006777","490:4900007141","470:4700000095","490:4900007260","478:4780006397","496:4960004950","490:4900007262","488:4880002203","488:4880002407","490:4900005929","478:4780007539","488:4880001809","496:4960001189","472:4720003574","490:4900004167","496:4960006203","470:4700000476","496:4960004112","478:4780001650","469:4690002676","496:4960000793","467:4670000276","488:4880002459","496:4960005674","496:4960005401"],"twin_admin_codes":[490,490,470,490,478,496,490,488,488,490,478,488,496,472,490,496,470,496,478,469,496,467,488,496,496],"twin_sims":[0.6321459930561453,0.5303783457214918,0.3999989737021287,0.3752916143287446,0.26882323777764533,0.2544651991502698,0.24746864804691024,0.24495795188460343,0.23351522065601202,0.22915276756624892,0.22745140233484476,0.22264875875832202,0.2203023731894966,0.21663805090182203,0.21173947723413147,0.2064582128894613,0.20070048621202177,0.19918696239084036,0.19849470083770915,0.19742511391933473,0.18938968998121627,0.18795610814536742,0.18701774451894723,0.18670378589929604,0.18430732187277682],"twin_dists":[0.12438625671734094,0.1462648144986721,0.1758150703955585,0.18182909836901529,0.2105169873088416,0.2148699657744773,0.2170475378440362,0.21783855986989353,0.2215118192728033,0.2229431963594687,0.22350630867778276,0.22511110244938645,0.22590353930809118,0.22715246733274919,0.22884449565202858,0.23069871324040608,0.2327575183436719,0.23330543772097131,0.23355700481341515,0.2339468860684766,0.2369238540877706,0.23746418400544006,0.23781942733419967,0.2379385641493572,0.23885261322749632],"n_dims_used":45,"mean_confidence":0.916741943359375},"coverage":{"mean_confidence":0.916741943359375,"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}}