{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006057","490:4900005677","470:4700005474","490:4900004997","470:4700004496","493:4930006922","490:4900002784","490:4900008540","490:4900005146","490:4900006528","470:4700004662","490:4900007634","472:4720005041","470:4700005476","490:4900006162","490:4900007510","488:4880003163","472:4720005264","496:4960010144","469:4690002264","470:4700009024","490:4900003090","470:4700005766","470:4700006831","488:4880000317"],"twin_admin_codes":[490,490,470,490,470,493,490,490,490,490,470,490,472,470,490,490,488,472,496,469,470,490,470,470,488],"twin_sims":[0.5310439024412923,0.40295842030464535,0.385851073195031,0.3837067440356582,0.3693682866452208,0.36400426944433734,0.33945134790124026,0.33904263049505573,0.3367048446001129,0.33531614576495133,0.3249432369789774,0.3099746962386728,0.30821922981008665,0.30538742985863,0.2963595178539414,0.2946425011623252,0.2918408999853215,0.28846669635879385,0.26726091767113586,0.26285769984028995,0.26172091082755145,0.2555486014797498,0.2553420022657012,0.2553319078976586,0.25295126517978905],"twin_dists":[0.14612012079469577,0.17510644344954046,0.17923656147296713,0.17976024440586105,0.18329897002197681,0.1846402051077855,0.19091325641875112,0.1910196701744824,0.19162966865232212,0.19199310566400296,0.19473420360575702,0.19877710193611303,0.19925844507616175,0.20003825283799198,0.20255274124084435,0.20303603204629694,0.2038281905180364,0.20478827565536478,0.2109834832827546,0.21230744620656644,0.2126515034237664,0.21453619531042384,0.21459977428790147,0.21460288157046054,0.21533788729293096],"n_dims_used":45,"mean_confidence":0.916723124186198},"coverage":{"mean_confidence":0.916723124186198,"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}}