{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012087","496:4960011770","496:4960011240","496:4960011410","496:4960010994","496:4960010836","496:4960011409","496:4960011582","496:4960011583","496:4960011679","496:4960012215","496:4960011585","496:4960012010","496:4960012077","496:4960011928","496:4960011759","496:4960012224","496:4960010847","496:4960011328","496:4960011319","496:4960011401","496:4960011145","496:4960011941","496:4960011317","496:4960003119"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.785163696504035,0.6983686570169194,0.6735042710038842,0.6531895027502642,0.6379632377863023,0.6183972929941689,0.607033407384575,0.6037538125773302,0.6000228985831196,0.5923904885585527,0.5922232736461254,0.5680999553163916,0.5644855360789796,0.5560270127605248,0.5378592783804869,0.532041674035485,0.5272050585821243,0.5212862319873444,0.5196947197008815,0.5168740578029646,0.5026105072663883,0.5023659387025049,0.5014850646773598,0.5003496272076194,0.4984180178364361],"twin_dists":[0.09032825255867503,0.11005024154775014,0.11547309185299626,0.1198633854346392,0.1231378113306966,0.12733319683461877,0.12976683551193863,0.1304690889251327,0.1312680268964143,0.13290282291583516,0.13293864766743288,0.13811440639737219,0.13889170402084544,0.14071328650154183,0.1446405719016461,0.1459032739657273,0.14695522927415777,0.14824545508642137,0.14859295534950315,0.14920945587972528,0.15234003307014138,0.1523939135687585,0.15258803710930469,0.15283839910239155,0.15326467950400754],"n_dims_used":45,"mean_confidence":0.9163454691569011},"coverage":{"mean_confidence":0.9163454691569011,"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}}