{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002358","490:4900001220","490:4900001474","490:4900001473","490:4900001611","490:4900002511","490:4900001743","490:4900002508","496:4960012352","490:4900004321","490:4900002509","490:4900005915","490:4900002356","490:4900004737","490:4900004183","490:4900006415","490:4900004870","490:4900001478","490:4900002657","490:4900001874","496:4960006369","490:4900001337","490:4900002658","490:4900001881","496:4960010386"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,496],"twin_sims":[0.6137165830618648,0.597610272508534,0.5844592639589928,0.5698574493328735,0.5586087154862469,0.5192321385822684,0.5122534116852037,0.4707108511611288,0.4447466726794448,0.43559425780982797,0.43379075543401435,0.4239994818375114,0.41466375415309153,0.4099057542886394,0.40968150291864636,0.40137641819972936,0.3986926217351514,0.39822552529307903,0.3890810769506354,0.38175109445648236,0.3761819113511568,0.3695847351764265,0.3679263654530228,0.35005947127863757,0.3492762372237458],"twin_dists":[0.12833571610106828,0.1317847187720076,0.13460263471725992,0.1377366592338984,0.14015690063402092,0.1486940049916816,0.1502211470391864,0.15943502062638393,0.16532878726090758,0.16743678310058552,0.16785422013424633,0.1701329060857424,0.17232610285339797,0.17345203476221185,0.17350524210877774,0.1754849532824935,0.17612862701079154,0.17624085528579872,0.1784503370801575,0.18023906929837752,0.18160916127705382,0.1832450538106942,0.18365854783670996,0.1881748413204367,0.18837551511378947],"n_dims_used":45,"mean_confidence":0.9163673400878907},"coverage":{"mean_confidence":0.9163673400878907,"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}}