{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000899","490:4900000494","490:4900000775","490:4900001726","496:4960008855","496:4960009061","490:4900000489","494:4940008795","490:4900000908","496:4960007895","490:4900000222","494:4940008024","490:4900003194","494:4940008870","490:4900000926","490:4900000912","494:4940007511","496:4960008144","490:4900000228","496:4960008762","494:4940008840","490:4900000785","490:4900000699","494:4940007920","490:4900003484"],"twin_admin_codes":[490,490,490,490,496,496,490,494,490,496,490,494,490,494,490,490,494,496,490,496,494,490,490,494,490],"twin_sims":[0.5603040221032958,0.5294953623530382,0.49583547097844544,0.4870610507533819,0.4771216437314034,0.4660776913135992,0.45076845566639934,0.44458438432534697,0.4310480103870718,0.43031452225928607,0.4282716215368857,0.4277779017727506,0.42548424175636235,0.4247912973640665,0.4214778855454915,0.41368496452012216,0.4055444875873848,0.39693818076516124,0.3910335115160214,0.38884595342801437,0.3884608883289129,0.38182622441617703,0.36879715374093114,0.367188053444582,0.361760407514403],"twin_dists":[0.1397917419029276,0.14645683665503398,0.15383534274548824,0.15578073128448414,0.157997403786325,0.16047809408333646,0.16395093894103874,0.16536601821897645,0.1684903927262296,0.1686608008123616,0.16913604443803185,0.16925103854321386,0.16978598236055026,0.16994783049789833,0.1707232585617489,0.1725572623788177,0.1744891360741753,0.17655047485451916,0.17797657948554116,0.17850746495067263,0.17860105920087208,0.1802206526295848,0.1834413118794943,0.18384293629078627,0.18520421964012448],"n_dims_used":45,"mean_confidence":0.91606691148546},"coverage":{"mean_confidence":0.91606691148546,"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}}