{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003880","490:4900003741","490:4900003610","490:4900002916","490:4900004013","490:4900003204","490:4900002775","490:4900003464","490:4900004580","490:4900002452","490:4900004009","490:4900001841","490:4900003864","490:4900003199","490:4900003215","490:4900004294","490:4900002461","490:4900003336","490:4900003734","496:4960007775","490:4900003592","490:4900003192","490:4900003733","490:4900002307","490:4900004439"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.6777184691587412,0.5978441328618046,0.5249719934324207,0.5134434739214575,0.5115579337870424,0.49188856914431367,0.4430333888438747,0.4269293398893287,0.42487740793088047,0.4204289432844951,0.37700816045538027,0.37445581203146944,0.37084792305985304,0.3621134072097773,0.3471278794507465,0.3374489321319834,0.33725260752262104,0.3343564822388273,0.32446082422452077,0.3219983167184794,0.3170834946486408,0.3165357010609454,0.303744368076424,0.3021306645050967,0.3017589855508764],"twin_dists":[0.11455832600442772,0.13173463249384984,0.14744162275121825,0.1499603668643223,0.15037361891073459,0.1547091444844232,0.16572209944263402,0.16944880788253752,0.16992771204426768,0.1709692726472408,0.18140527388172897,0.18203580588668536,0.18293071291186272,0.1851153726965739,0.1889271661618339,0.19143526674762024,0.19148653643169122,0.19224473674697906,0.1948628494855906,0.19552119549382574,0.19684364016103337,0.1969917492367122,0.20049262880571736,0.20094027659691419,0.20104357878281348],"n_dims_used":45,"mean_confidence":0.9157965766059027},"coverage":{"mean_confidence":0.9157965766059027,"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}}