{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000499","490:4900000278","490:4900000397","490:4900000402","490:4900000200","490:4900000502","496:4960008964","490:4900000601","490:4900000490","490:4900000089","490:4900000070","490:4900000409","490:4900000675","490:4900000111","496:4960008859","490:4900000425","490:4900000190","490:4900000497","496:4960008268","490:4900000602","490:4900000205","490:4900000710","490:4900000281","490:4900000414","487:4870006431"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,490,490,487],"twin_sims":[0.7650805100168863,0.7609553595920365,0.6049185579308246,0.595231371423403,0.5942070192892751,0.568535531761565,0.5540475860268139,0.5494999419381836,0.509740642330198,0.4997283891020306,0.4865586300581616,0.4823130263143139,0.47296191047672403,0.4658696509777997,0.45393940351251366,0.4503311954329274,0.4448401196933371,0.4350954596522191,0.4299591547423212,0.4244030198222865,0.4222769062023868,0.411699870863112,0.39723712758943164,0.3902806359616016,0.3858096167884846],"twin_dists":[0.09504367407959227,0.09599834761588273,0.1302196823578338,0.13229424675605672,0.13251367076714268,0.13802077335380356,0.14114013337195705,0.14212169486860435,0.15077227926498746,0.15297544776428917,0.1558924398508731,0.15683783581108612,0.15892948777797977,0.1605250137184136,0.16322816140847798,0.1640507546262322,0.16530735171906183,0.16755216526372976,0.1687434042860196,0.17003856686029775,0.1705360330253781,0.17302680964849834,0.1764785341188736,0.1781591328325941,0.1792466727058361],"n_dims_used":45,"mean_confidence":0.906480238172743},"coverage":{"mean_confidence":0.906480238172743,"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}}