{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001159","490:4900003206","490:4900003470","490:4900000911","487:4870006277","466:4660011514","490:4900001320","490:4900000885","487:4870009867","487:4870005855","490:4900001864","466:4660011991","487:4870004843","490:4900000708","490:4900001455","487:4870005418","490:4900002470","466:4660012468","494:4940006043","494:4940008130","496:4960008573","496:4960008376","487:4870005721","466:4660012149","466:4660011180"],"twin_admin_codes":[490,490,490,490,487,466,490,490,487,487,490,466,487,490,490,487,490,466,494,494,496,496,487,466,466],"twin_sims":[0.39658672670862516,0.3509736557728043,0.3461844107160773,0.30931130817556507,0.2889525758603917,0.2722883731280243,0.26972547601447644,0.2627492770897245,0.2604484738717147,0.2604160047067237,0.255863504008073,0.2555610749935052,0.24450695020274998,0.23871382306981856,0.23739207054503217,0.23166744116065716,0.23124374363450217,0.23057923277071862,0.22806181415741897,0.22729914267947762,0.22501760054001146,0.22458728986119247,0.21982892978932533,0.21650091935600316,0.21465048437202017],"twin_dists":[0.17663508311625217,0.18794091358643134,0.1891699966131973,0.1989588163696204,0.20464961378353275,0.20948827903127434,0.2102483512119775,0.21234022087044452,0.21303772874873703,0.21304759966535042,0.21443934960931,0.21453235774577317,0.21798120517762518,0.21982881498001428,0.22025443353477364,0.22211593186196418,0.22225490168764855,0.22247319476594082,0.2233039570254514,0.22355683881093458,0.22431671315273072,0.22446060229287013,0.2260641174037068,0.22719948113921182,0.2278358504935446],"n_dims_used":45,"mean_confidence":0.9054295010036892},"coverage":{"mean_confidence":0.9054295010036892,"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}}