{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000698","490:4900000336","496:4960008273","490:4900000333","494:4940008019","490:4900000611","496:4960008366","480:4800005471","487:4870001739","487:4870003253","494:4940008028","490:4900000346","490:4900001454","494:4940008617","496:4960007663","490:4900000609","487:4870005408","490:4900000400","487:4870006142","487:4870004411","496:4960006880","487:4870003103","490:4900000299","487:4870002861","490:4900000154"],"twin_admin_codes":[490,490,496,490,494,490,496,480,487,487,494,490,490,494,496,490,487,490,487,487,496,487,490,487,490],"twin_sims":[0.42898874188599617,0.4284050100596859,0.37036455075321667,0.3180513520803102,0.29881876289188275,0.26112826330547495,0.2544474122872297,0.24998881714052337,0.2487756995439458,0.2330338393863104,0.23166611086083824,0.22933749307669135,0.2267761514296002,0.22353182059971707,0.22236835046662184,0.21313025850277897,0.20219201604401535,0.1974357533001711,0.19452009773416942,0.19340017661604858,0.18563630726270236,0.1827132198791,0.1793041887656845,0.1757830007826699,0.17452652182376868],"twin_dists":[0.16896911409330712,0.16910498576181077,0.18305093588987048,0.19658230944034394,0.20186339659456604,0.21283124393031505,0.21487545299704192,0.2162586955433544,0.21663777639426324,0.22166889853417512,0.22211636792907505,0.22288222306785424,0.22373057398300328,0.22481431319030779,0.22520550938834558,0.22836143638888926,0.23222033794713845,0.2339430006635615,0.23501324376620142,0.23542729026038525,0.23834469216434234,0.2394652732269173,0.24078824772651597,0.24217360979671376,0.24267273407832485],"n_dims_used":45,"mean_confidence":0.9096609327528212},"coverage":{"mean_confidence":0.9096609327528212,"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}}