{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660000311","496:4960011980","466:4660001398","490:4900002653","466:4660002187","470:4700000838","470:4700007119","466:4660003604","466:4660001976","466:4660000225","470:4700006767","469:4690000792","469:4690003365","466:4660001147","469:4690000427","466:4660009403","490:4900007635","466:4660004205","469:4690004701","490:4900002048","466:4660000264","469:4690000470","466:4660003152","470:4700003818","466:4660000519"],"twin_admin_codes":[466,496,466,490,466,470,470,466,466,466,470,469,469,466,469,466,490,466,469,490,466,469,466,470,466],"twin_sims":[0.5057841938328013,0.4629781166600767,0.4312420721610162,0.4133606300478833,0.3744291831187598,0.3671857422076681,0.35573506084977674,0.34267567396867915,0.3340076350865961,0.32816725438511135,0.3257865056030047,0.3122497241583297,0.3100807593541929,0.309795963765661,0.30115571199325897,0.2990874560003609,0.2984322411467903,0.29746968305265076,0.29535491321732643,0.2915160650855361,0.2863878140853755,0.28228190060750813,0.28130028876271,0.28016023914829213,0.2789359303504628],"twin_dists":[0.15164148641947936,0.16117790053730832,0.16844532690989844,0.17263391229424466,0.1820423953692304,0.18384351379791758,0.18672763172876328,0.19007616729606186,0.19233630436323415,0.19387715305015812,0.1945095820021819,0.19815561443107213,0.1987480699397487,0.19882603814729283,0.20121140693457232,0.20178828198623397,0.20197152029997528,0.20224113918776473,0.20283530741852576,0.20392032954690156,0.20538313753708223,0.20656569335592878,0.20684994550175878,0.20718083286058708,0.20753708709058127],"n_dims_used":43,"mean_confidence":0.9125259754269622},"coverage":{"mean_confidence":0.9125259754269622,"n_dims_used":43,"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}}