{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000689","490:4900004464","490:4900001838","490:4900000787","490:4900000934","490:4900004447","496:4960007779","490:4900002932","494:4940008513","490:4900003080","494:4940007386","494:4940007824","496:4960007780","496:4960008959","494:4940007295","490:4900003224","494:4940008236","490:4900000177","490:4900002633","490:4900000908","494:4940006586","494:4940008415","490:4900000785","490:4900000912","490:4900001162"],"twin_admin_codes":[490,490,490,490,490,490,496,490,494,490,494,494,496,496,494,490,494,490,490,490,494,494,490,490,490],"twin_sims":[0.6531193050790316,0.6355043159212143,0.60864029047595,0.5543663178054816,0.524203875682223,0.51801384338655,0.4969689512919121,0.48718993804694205,0.47944206175552434,0.4564347409577128,0.4480576995576345,0.44515872380542654,0.4429682273284394,0.4356373594775822,0.4343040281448709,0.4334978077838066,0.43077097153479377,0.43011969044701764,0.42749175274496154,0.42401462894829084,0.42286048312390534,0.4217755186673012,0.42144488763348636,0.41794369643011425,0.41473180490871747],"twin_dists":[0.1198785085269076,0.12366566530375021,0.12942275693123875,0.1410713859589514,0.14760903632984335,0.1489602408642664,0.15358477459525535,0.15575208006307184,0.15747861029119609,0.16266068391134225,0.1645703233383396,0.16523428098527115,0.16573706987379688,0.16742681528048337,0.16773534793154052,0.16792209110262077,0.16855474209038657,0.1687060850893681,0.1693177115499734,0.17012936431365544,0.17039938403515512,0.17065350009803154,0.1707309938024241,0.1715531912781442,0.17231004016962093],"n_dims_used":45,"mean_confidence":0.9169896443684896},"coverage":{"mean_confidence":0.9169896443684896,"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}}