{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000432","490:4900000523","490:4900000189","490:4900000181","490:4900000291","490:4900000956","490:4900000620","490:4900004598","490:4900000404","496:4960006511","490:4900000833","490:4900000157","490:4900000358","496:4960008875","487:4870003826","496:4960008164","496:4960008779","490:4900000618","490:4900000191","496:4960005841","490:4900000950","490:4900000344","490:4900000707","490:4900000581","490:4900004036"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,496,487,496,496,490,490,496,490,490,490,490,490],"twin_sims":[0.7708163896546278,0.7401662836914029,0.7343820707092962,0.6823316485076149,0.6469555181866294,0.5795781827815989,0.5602645480654168,0.5561190610882013,0.5511036394018579,0.5368345606403214,0.5360203771261012,0.5274202494451844,0.5118692642132331,0.5115155674870518,0.4921311890007714,0.4880428997439278,0.4875264375160605,0.47552917860001204,0.4744249511137459,0.4695907425291256,0.4665027309913866,0.46118876904364037,0.45982623214073,0.45550868477234235,0.4546977961326273],"twin_dists":[0.09370875444687941,0.10074785311277443,0.1020528984762803,0.11355508805562887,0.1212053592159258,0.13564949850458272,0.1398002426302084,0.14069344259029132,0.14177540598195537,0.14486278707176453,0.14503940613056368,0.1469083816557868,0.15030535844543755,0.1503829087098487,0.15465537204789992,0.15556252756689432,0.15567728821630472,0.15835391617198788,0.15860135384357013,0.15968687196410242,0.16038225672390177,0.16158263679574444,0.16189120445372351,0.16287115081262785,0.16305557128168127],"n_dims_used":45,"mean_confidence":0.91461181640625},"coverage":{"mean_confidence":0.91461181640625,"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}}