{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003580","490:4900001683","490:4900001963","490:4900002282","490:4900002446","490:4900002431","490:4900002135","490:4900004124","490:4900004537","490:4900003030","490:4900003038","490:4900004421","490:4900002130","490:4900003860","490:4900004002","490:4900002435","490:4900004548","490:4900002284","490:4900002891","490:4900004137","490:4900004549","490:4900001409","490:4900003992","490:4900003572","490:4900004424"],"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":[0.5219181317635183,0.5061972288872914,0.46355684238001243,0.436844685007613,0.3953042870514104,0.39138654893803587,0.3693801156168533,0.33036801006234506,0.32810913197978947,0.3272474921724044,0.32138637864407377,0.31587979315858156,0.3156302047913985,0.3118713826075183,0.3117096618029422,0.30981111934483774,0.30866416665477514,0.3013128555976996,0.29973540411747157,0.29865065135310676,0.29857859953444565,0.2924254495755174,0.28872512454383664,0.28754714044633367,0.2734947391933201],"twin_dists":[0.14810755097752748,0.15155066168652287,0.16104711507851702,0.1671477647158497,0.1769441076006329,0.17789103342511145,0.18329602307996484,0.19329478408438686,0.19389256262289478,0.1941211798157536,0.19568523127210222,0.19716928036665857,0.19723688992747376,0.19825878919418058,0.19830291268984027,0.19882188798456402,0.19913629620689685,0.20116767138190997,0.20160730699301777,0.20191041321352401,0.20193056906609794,0.20366253703037487,0.20471450722131895,0.20505108427974017,0.20913203539930708],"n_dims_used":45,"mean_confidence":0.9179419623480902},"coverage":{"mean_confidence":0.9179419623480902,"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}}