{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009568","490:4900008708","490:4900008608","490:4900009671","490:4900012000","490:4900012207","490:4900009575","490:4900009768","490:4900001807","490:4900012141","490:4900008081","490:4900010519","490:4900005607","490:4900011552","490:4900010638","490:4900003814","490:4900004652","490:4900010080","490:4900009260","490:4900005481","490:4900008391","490:4900012140","490:4900011354","490:4900009363","490:4900003686"],"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":[0.3511472552551756,0.28302433379617253,0.1448603153272063,0.12275866421423563,0.05693280049377981,0.036855070986241995,0.03518260265593894,0.023611086965285313,0.017958969305833704,0.016923000397143506,0.016917252984606664,0.015010629282563397,0.01434467724191756,0.013264503286611672,0.01156344508393752,0.011232757951815305,0.011034829751203255,0.010781147174739665,0.010146263708250116,0.009802458152561174,0.009685933014818578,0.009304757245605498,0.009109132932863563,0.007171268236944437,0.007106580406960967],"twin_dists":[0.18789652777458646,0.2063510986560924,0.2552940879822342,0.2660072325336296,0.31093393352514276,0.3336921216305641,0.3360314348763626,0.35548803256208333,0.3682424122947362,0.3709539852962269,0.37096943027709356,0.37636706397267855,0.3783953456884271,0.3818691463614936,0.38788386835550287,0.3891435377911448,0.3899133493985259,0.3909181639160767,0.39352825823846,0.39500304613266757,0.3955133696742594,0.3972218987360588,0.39812314965792756,0.4081313877861807,0.40850570634570627],"n_dims_used":45,"mean_confidence":0.9181922064887152},"coverage":{"mean_confidence":0.9181922064887152,"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}}