{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003225","498:4980001889","498:4980004683","500:5000005490","496:4960009519","487:4870006477","500:5000010824","468:4680001112","473:4730005582","469:4690001402","498:4980002407","479:4790005670","478:4780000417","500:5000006379","498:4980000808","493:4930000300","473:4730005689","469:4690004611","488:4880003472","493:4930002937","498:4980003059","468:4680008510","466:4660002587","472:4720003020","472:4720001644"],"twin_admin_codes":[498,498,498,500,496,487,500,468,473,469,498,479,478,500,498,493,473,469,488,493,498,468,466,472,472],"twin_sims":[0.007312408978520917,0.002654184477303201,0.0007798061769853632,0.0007474066159008368,0.0006985906289656665,0.0006244948001301929,0.0005621421156090778,0.00044459516367178575,0.00032232433628126046,0.00031921429349543765,0.00029228101186032764,0.0002746244974894825,0.0002719348188459098,0.0002582631148740828,0.00025058368871147584,0.00024208818372063121,0.00020725078636602682,0.00020528969102490488,0.00017285324052344035,0.00015103855204548093,0.00015049060883091136,0.00014756192026841312,0.0001152942063502749,0.0001149603027153786,0.0001140978613290375],"twin_dists":[0.40732509235223463,0.4473273222235622,0.49134679170785617,0.4928014196191581,0.4951079027257125,0.4989130603529752,0.5024567092922828,0.5102711067768487,0.5207935286252428,0.5211074552778309,0.5239528567240911,0.5259549821746223,0.5262705301914867,0.5279212332841388,0.5288848117557463,0.5299836661412988,0.5349057300349148,0.5352054489798488,0.540598326228984,0.544791366645142,0.5449038813638462,0.5455118902363368,0.5530891762463578,0.5531776187674926,0.5534071854442316],"n_dims_used":44,"mean_confidence":0.9077441475608132},"coverage":{"mean_confidence":0.9077441475608132,"n_dims_used":44,"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}}