{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000015","480:4800000077","480:4800000025","480:4800000103","480:4800000185","480:4800000013","480:4800000188","480:4800000104","480:4800000011","480:4800000157","480:4800000219","480:4800000189","480:4800000220","480:4800000140","480:4800000232","480:4800000054","480:4800000215","480:4800000110","480:4800000249","480:4800000055","480:4800000228","480:4800000195","480:4800000196","480:4800000161","480:4800000102"],"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":[0.23304104492027372,0.23219130238314295,0.1534109148361396,0.14666414600046362,0.13413503092404477,0.10986221786070052,0.08587860645666086,0.0745397823393159,0.05593509381267667,0.05203103364433121,0.051219897885374975,0.04581748898093892,0.045189088165149285,0.04419007490184961,0.041954970057333243,0.04187365574917728,0.03814162961375159,0.03580452714863699,0.034908882442765465,0.03460569675780403,0.03285532715700155,0.03197590469829893,0.03181150588116452,0.03178353436815842,0.030418014736062763],"twin_dists":[0.22166654573045266,0.22194434009260966,0.25147639868400673,0.254475132333384,0.260326811865287,0.2729545415314941,0.28777212087496506,0.29595556431614906,0.3118915356244886,0.31578013790336834,0.3166182949532397,0.32250162211091526,0.323223113450906,0.32438763275978705,0.32707534656776005,0.3271753784018347,0.3319531404958045,0.3351507177540991,0.3364232565642523,0.33686032073925365,0.3394493467166754,0.34079484379873887,0.34104987122172975,0.3410933747859609,0.34325806139629544],"n_dims_used":42,"mean_confidence":0.9019571031842913},"coverage":{"mean_confidence":0.9019571031842913,"n_dims_used":42,"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}}