{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930007184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003648","466:4660001739","496:4960003504","496:4960003373","466:4660001634","494:4940008436","466:4660002251","496:4960001290","490:4900007138","466:4660001726","494:4940006951","496:4960003644","466:4660001741","496:4960003364","496:4960011918","496:4960001760","493:4930005545","466:4660001525","466:4660001160","493:4930006916","496:4960005571","466:4660002966","496:4960002395","496:4960002132","466:4660006625"],"twin_admin_codes":[496,466,496,496,466,494,466,496,490,466,494,496,466,496,496,496,493,466,466,493,496,466,496,496,466],"twin_sims":[0.38356101106348967,0.37463337273004854,0.35973637354913807,0.33866675342444985,0.33484732187772376,0.32307449288533535,0.30390309736390353,0.3024854979498857,0.3005506906178263,0.2915636806093748,0.2833707779531161,0.2828769156256193,0.2823314373526273,0.27680741152809635,0.27356511821157475,0.26668723480807205,0.25953745506155096,0.2567440478446026,0.2556828507206221,0.25038284368958136,0.24322697304865756,0.24221977351909926,0.2420890376269509,0.2419993629886031,0.2397967520202048],"twin_dists":[0.179795885568835,0.1819918733173646,0.1857145054162214,0.19111759451870486,0.19211598593191176,0.19523313817322815,0.2004486713775503,0.2008417253666728,0.20137991841843453,0.20390681964604693,0.2062510779381529,0.20639368167704294,0.20655136452062317,0.2081587248475954,0.20911128210563298,0.2111552051028867,0.2133149808543248,0.2141689453548026,0.21449489881489686,0.21613582143614368,0.21838697044140665,0.21870723374438517,0.21874886750881775,0.2187774334462804,0.21948124224353205],"n_dims_used":45,"mean_confidence":0.9217837863498264},"coverage":{"mean_confidence":0.9217837863498264,"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}}