{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002644","490:4900000712","490:4900001162","490:4900002932","490:4900003224","496:4960008145","490:4900002486","490:4900003080","490:4900001726","490:4900003230","490:4900003194","494:4940007620","490:4900001746","490:4900001163","496:4960006898","490:4900001041","490:4900001868","490:4900004326","490:4900000606","496:4960007780","490:4900002766","496:4960006644","494:4940008313","490:4900000775","490:4900002186"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,494,490,490,496,490,490,490,490,496,490,496,494,490,490],"twin_sims":[0.4261520094678532,0.40964773216900774,0.384921399651107,0.3821384545206106,0.3800336424030378,0.36103602351522834,0.3572691154341929,0.3349522784670623,0.33235409780678726,0.32891775374797017,0.3248809857669376,0.2970878261546986,0.2935913848213541,0.2889264119174526,0.2848384822434806,0.2800671319511996,0.2791258311767432,0.2785870324557356,0.26843902170033007,0.2669573097725671,0.2620397731958378,0.2552792150088591,0.25272081033439175,0.2496006200415071,0.24512255485436535],"twin_dists":[0.16963011807638592,0.1735132558867863,0.17946343342091342,0.18014413405782675,0.1806605467583117,0.1853866789084773,0.18633852275890908,0.19208846835956467,0.19277104547286172,0.19367831349875095,0.19475079828497818,0.20234824179299543,0.20333271226990024,0.20465707698438834,0.2058281579859942,0.20720789229323502,0.20748176679875777,0.20763878481219805,0.2106315548666359,0.21107433437338244,0.2125549031604712,0.21461910293800254,0.21540927150405234,0.21637987292833755,0.21778654050538487],"n_dims_used":45,"mean_confidence":0.9170928955078125},"coverage":{"mean_confidence":0.9170928955078125,"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}}