{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008629","490:4900008409","490:4900008969","490:4900010106","490:4900008070","490:4900007962","490:4900008294","490:4900009386","490:4900008067","490:4900008747","490:4900007840","490:4900008854","490:4900008746","490:4900009387","490:4900009077","490:4900009304","490:4900008414","490:4900009174","490:4900007841","490:4900010388","490:4900008628","490:4900010300","490:4900007858","490:4900007967","490:4900007975"],"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":[0.6683276988792154,0.5916096305016763,0.5486564314267635,0.5003898253937475,0.47174558397664323,0.4678757254225296,0.44889355133183606,0.44787300971543564,0.43799128992675873,0.42914315736744774,0.42168121246157586,0.4154132481146344,0.4132934660521547,0.38314364862200995,0.37502953739603395,0.37449720638364653,0.3704076198205214,0.36025110416151757,0.3514176722392446,0.33384405742422985,0.3204410673721375,0.3155480630217282,0.3110668113551183,0.3064759725642645,0.30448003147254776],"twin_dists":[0.11659469472445645,0.13307012087229733,0.1423039020136543,0.15282953278568182,0.1592025447886927,0.16007288065483977,0.16437918887947267,0.1646125745349211,0.16688303140536878,0.16893318441441382,0.17067560109331162,0.17214925516071553,0.1726497884119501,0.17989799360897316,0.18189388994718078,0.18202556306526352,0.1830402207152111,0.1855845965138466,0.18782741054243218,0.19237925918318383,0.1959389748282041,0.19725914746215417,0.19847843581458455,0.1997380034439357,0.2002890111717292],"n_dims_used":45,"mean_confidence":0.9204222785101996},"coverage":{"mean_confidence":0.9204222785101996,"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}}