{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001947","490:4900001810","490:4900004114","490:4900002571","490:4900003973","490:4900003693","490:4900001959","490:4900002416","490:4900001957","490:4900007853","490:4900002422","490:4900003976","490:4900002421","490:4900002701","490:4900008512","490:4900007860","490:4900011744","490:4900002869","490:4900010898","490:4900002270","490:4900009692","490:4900008289","490:4900010813","490:4900010558","490:4900004520"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3974996232493381,0.3915771971216354,0.36017644088951273,0.32941010335865906,0.3270320748670111,0.321119673153212,0.31931554679872787,0.3157212931884974,0.2994268446912173,0.26887100652670926,0.26321360921038184,0.2567847928185444,0.24862912463903744,0.23133137416054908,0.21743860530042794,0.2051887201372372,0.19991212295972183,0.19316044402085342,0.19243153116447892,0.19152675793768967,0.191452007017242,0.1894217539799192,0.1846579884804867,0.18453985717009902,0.18242163565437533],"twin_dists":[0.17641538571842605,0.17784485160621857,0.18560343432463058,0.19354800454313084,0.19417838798154102,0.1957567788621379,0.19624163875566136,0.1972122120070472,0.20169346051766446,0.21050275046540542,0.21219991925711718,0.21415644728148983,0.21668365890249705,0.2222261457461122,0.22687840635196302,0.23114923459771483,0.23304256138532345,0.2355161384278793,0.2357867558280754,0.23612365862675896,0.23615154258334048,0.23691180165997575,0.23871834329120273,0.23876355559627627,0.23957774511675495],"n_dims_used":45,"mean_confidence":0.9148918151855469},"coverage":{"mean_confidence":0.9148918151855469,"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}}