{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006096","493:4930004902","493:4930005507","496:4960000375","493:4930006021","496:4960000608","496:4960000311","496:4960000372","493:4930005396","496:4960000426","493:4930006097","496:4960000199","496:4960000762","496:4960000543","496:4960000763","496:4960000481","493:4930005513","493:4930005159","496:4960000252","493:4930003840","496:4960000610","493:4930004886","493:4930005031","496:4960003028","496:4960003715"],"twin_admin_codes":[493,493,493,496,493,496,496,496,493,496,493,496,496,496,496,496,493,493,496,493,496,493,493,496,496],"twin_sims":[0.8387541467241227,0.8377083025015665,0.7302957746446229,0.7294917565319826,0.7238998715409296,0.7039622246095371,0.6956095999308363,0.6947413222956924,0.6904900464811583,0.6866829717118453,0.6789704941690882,0.6722661860787205,0.6722067244213956,0.6711106148473392,0.6582160570320932,0.6549534260949145,0.6542757231988872,0.6425717388893251,0.6407321895295551,0.6287506155067066,0.6278535672624956,0.6263332713635521,0.6261125348092874,0.6258013399800386,0.6255180674460822],"twin_dists":[0.07701845022585249,0.0772912146859479,0.10297100280300181,0.10315128753585938,0.10440199515742353,0.10882065141460623,0.11065530328930066,0.11084552783927672,0.11177564902639764,0.11260688178191207,0.11428624394426587,0.11574154711702918,0.115754437005985,0.11599199523210986,0.11877972237152361,0.11948327912653298,0.11962933832207329,0.1221478787986731,0.12254312881226288,0.12511444812911648,0.12530678117692673,0.12563269650904826,0.12568001256670577,0.12574671691814063,0.12580743422355728],"n_dims_used":45,"mean_confidence":0.930010986328125},"coverage":{"mean_confidence":0.930010986328125,"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}}