{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005128","490:4900002624","466:4660004040","478:4780005340","487:4870004535","479:4790003955","469:4690003219","472:4720005900","496:4960002933","472:4720005825","496:4960003462","489:4890004169","490:4900003302","494:4940001240","487:4870001473","490:4900002937","490:4900005126","490:4900009809","490:4900002323","469:4690001704","498:4980002330","474:4740003321","467:4670001848","487:4870010585","473:4730002885"],"twin_admin_codes":[490,490,466,478,487,479,469,472,496,472,496,489,490,494,487,490,490,490,490,469,498,474,467,487,473],"twin_sims":[0.01511281219821458,0.005536829262975129,0.005291475634568272,0.0027280255918595555,0.0010983110831947463,0.0010284084108400926,0.0009389397720536482,0.0008436109921593848,0.0007048735937069222,0.0006536218045047065,0.0005965129239925295,0.00038308725588854,0.00037468612602961415,0.00035187558047795203,0.0003304455458668717,0.00030827679254004077,0.000276268483112346,0.0002736248204159846,0.00022615597046810133,0.00019840391025658662,0.00016705632139571444,0.00013988129260680569,0.0001344501494814717,0.00012495024018351368,0.00011714255102257151],"twin_dists":[0.37606289355457284,0.4186849429708328,0.42050696132377097,0.44629141642077014,0.4794455853286323,0.4817535775333394,0.4849298129961551,0.48863950175412796,0.49480277768425496,0.4973694925839783,0.5004605020396629,0.5151696361853965,0.5158951369603371,0.5179446955600256,0.5199869781477583,0.5222347447261306,0.5257635388501717,0.5260719221371957,0.5321458947880435,0.5362795991887179,0.5416616170598901,0.5471621985389099,0.5483816102070568,0.5506309141778878,0.5526039320082051],"n_dims_used":45,"mean_confidence":0.8958154466417101},"coverage":{"mean_confidence":0.8958154466417101,"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}}