{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005496","470:4700002702","496:4960000109","496:4960000635","470:4700000948","466:4660000659","469:4690005931","493:4930004711","496:4960000962","496:4960000471","496:4960000092","493:4930006840","469:4690001228","487:4870006162","466:4660011711","487:4870006909","487:4870006010","487:4870006751","493:4930001434","493:4930004260","470:4700000746","493:4930004849","487:4870007062","466:4660003632","487:4870006164"],"twin_admin_codes":[488,470,496,496,470,466,469,493,496,496,496,493,469,487,466,487,487,487,493,493,470,493,487,466,487],"twin_sims":[0.31604406140919644,0.2940140364725968,0.2887132322153025,0.28471920077178614,0.27957093849997944,0.2710190531750476,0.25602607669752514,0.2529001248259761,0.250037353147254,0.22770698765008746,0.2273802564647297,0.20938540635988911,0.18753366399727533,0.18077968982245704,0.18071084955281885,0.18056814295247947,0.1788202492483786,0.17425158144986558,0.16629054033442753,0.16573310484207981,0.16468319930340627,0.16317361291834329,0.1614578399261795,0.15287495948705768,0.1520803458185575],"twin_dists":[0.19712479918463038,0.2032133423826201,0.20471790102516382,0.20586247993748022,0.20735219154910708,0.2098641638295683,0.2143893812460569,0.2153537246260661,0.21624355328603106,0.22342153838972856,0.22352991693771967,0.2296670612661472,0.23762395754740503,0.24021347079003702,0.24024021327670222,0.24029567370643726,0.24097749479561484,0.24278229308300164,0.2460097593454395,0.2462398761275403,0.2466748129150858,0.2473037054620531,0.24802363279290923,0.2517110267652499,0.2520600025687959],"n_dims_used":45,"mean_confidence":0.9245116339789496},"coverage":{"mean_confidence":0.9245116339789496,"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}}