{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001666","489:4890002721","489:4890003256","489:4890002420","469:4690003279","489:4890003003","489:4890002571","470:4700008109","489:4890003335","489:4890001929","489:4890002158","489:4890002917","477:4770003524","489:4890003207","489:4890003458","489:4890003205","489:4890002854","489:4890002396","489:4890003157","469:4690005133","470:4700007743","470:4700006255","469:4690000476","489:4890002913","489:4890003154"],"twin_admin_codes":[489,489,489,489,469,489,489,470,489,489,489,489,477,489,489,489,489,489,489,469,470,470,469,489,489],"twin_sims":[0.6471329164571699,0.6390431910298602,0.6332984936381455,0.6070160458312102,0.5430213964421835,0.5422625576855212,0.5385996433523907,0.5231721265564233,0.4986736052177483,0.4925690820906872,0.4670659015694496,0.4629820533886192,0.4547718895930832,0.43671185157727466,0.4232458537948397,0.4028841818589008,0.4010984065718736,0.3864419165022488,0.3856643627906422,0.3855503703313,0.38280535955325834,0.3820817009475363,0.38033638455906826,0.3756201939424985,0.35900236493516813],"twin_dists":[0.12116719910179118,0.12290590779314817,0.12413900727813837,0.1297705530887876,0.1435223627351821,0.1436866167003168,0.14448007115665626,0.14783399646373588,0.15320824822200513,0.1545583404906074,0.1602553200761076,0.16117701068781948,0.16303871521868682,0.16717845165866027,0.17030918988677113,0.17512419074591065,0.17555153990363234,0.17909251058120002,0.17928210428269434,0.17930991472353075,0.17998079536892692,0.18015804048361453,0.18058618465062581,0.18174789706644126,0.18589992063299027],"n_dims_used":45,"mean_confidence":0.914727528889974},"coverage":{"mean_confidence":0.914727528889974,"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}}