{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000567","490:4900002029","490:4900003869","490:4900003348","496:4960005127","490:4900002761","490:4900004462","490:4900003727","490:4900001042","490:4900001423","490:4900003868","490:4900003203","490:4900008759","496:4960008263","490:4900008427","490:4900002299","490:4900002925","490:4900001869","487:4870005569","490:4900008319","487:4870002642","490:4900001728","490:4900003622","490:4900008201","490:4900002760"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,490,496,490,490,490,490,487,490,487,490,490,490,490],"twin_sims":[0.610932000735339,0.45215807553378357,0.448024525462756,0.44386106863212366,0.3948823879770894,0.39435789002860006,0.37590543086238964,0.34625869711970336,0.3452785828902073,0.3444382590828438,0.34078701792738497,0.32279187844181506,0.31822539424682045,0.3107599015844309,0.3057724921160163,0.30315634066399477,0.29547111317382135,0.29422252002859023,0.2941319825314522,0.2935549459346553,0.2878688561399535,0.2809127262072656,0.2777610451713991,0.275007543168526,0.2726366082532869],"twin_dists":[0.1289320255287838,0.16363396194101648,0.16457791203813094,0.16553201921999766,0.17704587194219037,0.17717245374437518,0.18167743514966878,0.18915086407306517,0.18940346843777278,0.189620347304777,0.19056597991986376,0.1953087329501221,0.19653536398511226,0.19856230723221896,0.19993197170758023,0.2006555895049639,0.20280259478498971,0.20315449757238985,0.20318004889248345,0.20334300849876671,0.20495908097650828,0.20696234006083541,0.20787985541923398,0.2086866611196515,0.2093853446198436],"n_dims_used":45,"mean_confidence":0.9168767293294271},"coverage":{"mean_confidence":0.9168767293294271,"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}}