{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005542","490:4900006182","496:4960000189","490:4900005142","490:4900004728","490:4900004724","470:4700003837","490:4900008202","493:4930005014","490:4900005541","470:4700003645","496:4960011551","490:4900001748","496:4960007850","490:4900003622","490:4900007272","466:4660001631","490:4900005910","466:4660000238","490:4900003621","496:4960000740","469:4690004791","490:4900007269","487:4870005576","470:4700003987"],"twin_admin_codes":[490,490,496,490,490,490,470,490,493,490,470,496,490,496,490,490,466,490,466,490,496,469,490,487,470],"twin_sims":[0.6465351440598627,0.6219877892854299,0.5845626680229142,0.5587811250157518,0.5543966827742877,0.5395589375149258,0.4972770865075576,0.4817209384256475,0.4643339178325649,0.44656034114460824,0.4441240142226378,0.4172903806921173,0.415210284118475,0.41461666095955835,0.40798488232444585,0.40718365397907064,0.39987493751870895,0.39694970912074384,0.3914359096957727,0.38979203573687216,0.384965651373782,0.3841082194442915,0.383592652442489,0.37630593264503526,0.37399169003400207],"twin_dists":[0.12129577965188383,0.1265639796582606,0.1345804642500908,0.14011975760611264,0.14106483683892096,0.14427217254522057,0.15351668617134143,0.15696988567410042,0.16087159455451167,0.16491306167538117,0.16547166118456363,0.17170693568615303,0.17219713216138355,0.17233721938603935,0.17390820983680377,0.17409876853065287,0.1758448220903829,0.17654770012664484,0.17787907547413573,0.17827769435576526,0.1794526285904498,0.17966209107579836,0.17978814664940695,0.1815785435237711,0.18215068860741926],"n_dims_used":45,"mean_confidence":0.9112984551323785},"coverage":{"mean_confidence":0.9112984551323785,"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}}