{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009478","490:4900009370","490:4900010444","490:4900009264","490:4900008947","490:4900010442","490:4900011035","490:4900010267","490:4900009368","490:4900008953","490:4900010359","490:4900009373","490:4900010709","490:4900010090","490:4900009886","490:4900008378","490:4900009674","490:4900010089","490:4900009162","490:4900008839","490:4900009377","490:4900010077","490:4900010268","490:4900009776","490:4900010702"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.511369430683922,0.4133548101056852,0.30759271482456985,0.26109974597357966,0.2301827141314049,0.21610412469737297,0.19993051316347385,0.198265007506426,0.19744196713820067,0.18720459518156374,0.18513321258565507,0.18230948483190842,0.17751553573512527,0.17522748831127435,0.16786883225049942,0.1605901134421568,0.15879194330240606,0.1586219428595103,0.15763400496876764,0.15228274796350183,0.15034817166516104,0.1461118377788337,0.14347725805452377,0.1433971730262167,0.14285473816607736],"twin_dists":[0.15041495411255476,0.17263528795854574,0.19943061483435592,0.212839899231865,0.22260364948480982,0.2273356301866584,0.23303590335013535,0.23364060898352626,0.23394073149354747,0.23774859035838192,0.23853666655673675,0.2396210385106052,0.24148952751376773,0.24239396708209507,0.24536122184485415,0.24838984050292098,0.24915332772572132,0.2492258333975348,0.2496483162008345,0.2519709854301219,0.2528254025188174,0.25472508954641776,0.2559271424215675,0.25596393749084717,0.2562135618168202],"n_dims_used":45,"mean_confidence":0.921907467312283},"coverage":{"mean_confidence":0.921907467312283,"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}}