{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001824","480:4800001598","480:4800001659","480:4800001767","480:4800001766","480:4800001491","480:4800001342","480:4800001882","480:4800001946","480:4800001657","480:4800001546","480:4800001708","480:4800001658","480:4800001768","480:4800001490","480:4800001945","480:4800001327","480:4800001948","480:4800001940","480:4800001433","480:4800002299","480:4800002110","480:4800002348","480:4800001439","480:4800002163"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8452283891040479,0.6926701515749599,0.6923538389643713,0.6499342210227433,0.6402435275988678,0.5779085684939242,0.5663385942954543,0.5653673360016276,0.5469227692937273,0.5027556122283258,0.48390891806185476,0.4828462796684289,0.4721744889470949,0.4600219978662651,0.4542604614710433,0.45204492044215455,0.38845973010414137,0.3472312020502604,0.3446737057333197,0.32958111666923035,0.32711576116920077,0.3044279869431081,0.30402712561196743,0.3034813104826077,0.30276139983266254],"twin_dists":[0.0753156485582013,0.1112989295355862,0.11136813030559684,0.12056439970748492,0.12264810006588332,0.136007749010661,0.13849312047062565,0.13870201320617295,0.1426785389805366,0.15230806862071225,0.15648216642134344,0.1567189510701678,0.15910623177828237,0.1618468502876157,0.16315508421638672,0.1636597594736577,0.1786013407858728,0.18890059411390647,0.189559552688904,0.19350276793427276,0.19415616101862013,0.20030340672472619,0.2004143330936496,0.20056550758569855,0.20076514301929488],"n_dims_used":43,"mean_confidence":0.9198109826376272},"coverage":{"mean_confidence":0.9198109826376272,"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}}