{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002723","490:4900003163","490:4900002420","490:4900002569","490:4900002722","490:4900001961","490:4900003157","490:4900002273","490:4900002864","490:4900002269","490:4900002263","490:4900002870","490:4900002724","490:4900002575","490:4900003294","490:4900003408","490:4900002872","490:4900003290","490:4900003013","490:4900002871","490:4900003555","490:4900003021","490:4900003679","490:4900003289","494:4940008548"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.7319667671867885,0.44138675087404255,0.30096335267435054,0.2552739434991393,0.24836985731683753,0.24403858769674633,0.2342791381746364,0.22279428662883266,0.21972976267733893,0.21534921611064484,0.21194821890140614,0.19979411710966918,0.1958004137738994,0.16634148784346536,0.16277537370659567,0.16179585018613193,0.15831227470974665,0.14503055675668963,0.14479589473149818,0.13525609835803334,0.10697024648978787,0.10599694906298555,0.10541000002062081,0.10110843936019184,0.10040192373819601],"twin_dists":[0.10259594021009646,0.16610066535850607,0.20126496170535238,0.21462072587520234,0.21676486010909046,0.21812952121650594,0.2212629812952898,0.22506213787148244,0.22609778131082237,0.2275951218208182,0.22877185671515224,0.23308529456887261,0.23454192098527074,0.2459887553078659,0.2474703132882534,0.24788136855382983,0.2493580533486283,0.25521647511684326,0.2553234748862762,0.2597869778225026,0.2745980701317247,0.27515895378608324,0.27549913311300955,0.27803829695440707,0.27846337372670643],"n_dims_used":45,"mean_confidence":0.9191072252061632},"coverage":{"mean_confidence":0.9191072252061632,"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}}