{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002301","490:4900003866","490:4900003323","490:4900004441","490:4900002750","490:4900001996","490:4900003058","490:4900004577","490:4900004008","490:4900003744","490:4900002601","490:4900002639","487:4870011453","490:4900003728","490:4900003063","490:4900004292","490:4900002919","490:4900004307","490:4900003084","490:4900004162","490:4900004320","487:4870011463","490:4900003456","490:4900003457","490:4900002455"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.6783586128924427,0.587512391239353,0.5704883437434208,0.5640537787969299,0.5500201299848471,0.5388427208968133,0.5320439360205725,0.5267110431014421,0.518365851233528,0.49576738839967965,0.47921757788285874,0.4785230906996183,0.47718624356816985,0.4721865598984291,0.46790530569473765,0.4593033378442648,0.4580633810086007,0.4575332957320798,0.44400816267033394,0.4375566876040464,0.41958722123033476,0.4033462308221708,0.400523433148055,0.39939745839120155,0.39755851330984104],"twin_dists":[0.11441923215757935,0.13394813408915435,0.13760108970543972,0.13898459620509093,0.14200935181318977,0.14442738460995871,0.1459027824623012,0.1470627936053476,0.14888330072600242,0.15385039836187614,0.1575287645333454,0.15768397474978832,0.15798294970443208,0.15910352160144167,0.1600662187734898,0.16200970837597206,0.1622909138386184,0.1624112134244381,0.16549825272041135,0.16698334207587437,0.17116687400856231,0.17501375812706044,0.1756893182471797,0.17595939086727547,0.17640122120111768],"n_dims_used":45,"mean_confidence":0.9179829915364583},"coverage":{"mean_confidence":0.9179829915364583,"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}}