{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003225","490:4900002613","490:4900002345","490:4900002035","490:4900002328","490:4900003222","490:4900002460","490:4900003217","490:4900002344","487:4870005567","487:4870002220","490:4900001453","490:4900001199","490:4900002491","490:4900003888","487:4870002461","496:4960008032","490:4900002028","490:4900006658","487:4870005273","487:4870002759","487:4870006153","490:4900007149","490:4900007625","496:4960005109"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,487,490,490,490,490,487,496,490,490,487,487,487,490,490,496],"twin_sims":[0.5934635454796671,0.45180804300297406,0.43889447950870947,0.4313005077658272,0.4082093770270332,0.40210942213386763,0.379328585770196,0.373240382504004,0.3560320101142587,0.3526533085222646,0.3479283106393003,0.345934217633359,0.3381625476191163,0.33561702669217114,0.3333758559835276,0.3300318522650284,0.3215197434348606,0.31101838058074516,0.3108452593095082,0.3108291607032567,0.30416343041326754,0.30329228855757034,0.2966593799506086,0.28836433243624915,0.28818606265766716],"twin_dists":[0.13267293777911718,0.1637137714469285,0.1666746913696637,0.168431758366961,0.17385484725776268,0.17530949124221024,0.18083383985490953,0.18233680620349804,0.1866522439124091,0.18751194041697386,0.1887214236227201,0.18923445007244616,0.1912490432690395,0.19191429288801,0.1925022703197907,0.19338360066327046,0.19564946670605776,0.198491667690926,0.19853897616440414,0.19854337616138146,0.20037660531122609,0.20061789780817868,0.20246850810836517,0.20481750640244825,0.2048684274225492],"n_dims_used":45,"mean_confidence":0.9154223971896701},"coverage":{"mean_confidence":0.9154223971896701,"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}}