{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002894","468:4680002721","499:4990000179","499:4990000891","472:4720001604","489:4890001409","489:4890003558","470:4700003620","489:4890003423","489:4890005389","478:4780002237","472:4720003673","496:4960001814","470:4700004868","470:4700004997","500:5000002468","472:4720001159","489:4890003985","479:4790001269","496:4960001804","468:4680004827","472:4720001622","469:4690000225","470:4700000488","479:4790001806"],"twin_admin_codes":[489,468,499,499,472,489,489,470,489,489,478,472,496,470,470,500,472,489,479,496,468,472,469,470,479],"twin_sims":[0.4952058381283804,0.4148392617424493,0.38740738959797755,0.37839962602264027,0.359338506866027,0.34881782336649464,0.34360639290294237,0.3426932706112432,0.33664465245436137,0.33281939414722383,0.3325939182988248,0.33225788048005855,0.329419815992415,0.3232433593128984,0.32234643876148067,0.32205670807467524,0.3207625327471969,0.30714253891626775,0.30650890433154665,0.2966688149073214,0.29032752766241315,0.2903132610786857,0.2902035440271276,0.2867396103137701,0.2857616827558874],"twin_dists":[0.15397460092639012,0.1722846784023936,0.1788573473097854,0.18106240355871264,0.1858149850148599,0.1884930756603678,0.18983532019529367,0.19007161048923563,0.19164540472652083,0.19264859270160503,0.1927079198592278,0.1927963788141849,0.19354543500201213,0.1951879867391292,0.19542795583478934,0.19550555225022317,0.19585263904481237,0.1995544503598898,0.19972892958284552,0.20246585858366634,0.2042579781609493,0.20426203611190613,0.20429324772315233,0.20528229132667053,0.20556280898618687],"n_dims_used":45,"mean_confidence":0.9156363593207465},"coverage":{"mean_confidence":0.9156363593207465,"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}}