{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010488","490:4900010568","490:4900010573","490:4900010401","490:4900008548","490:4900008549","490:4900010569","490:4900007889","490:4900010824","490:4900008547","490:4900010313","490:4900010487","490:4900010659","490:4900008441","490:4900009942","490:4900010904","490:4900011444","490:4900010651","490:4900011309","490:4900011308","490:4900010314","490:4900011244","490:4900011171","490:4900010128","490:4900012107"],"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":[0.1802214218303105,0.1769099223303113,0.16747063656760297,0.11393195518198954,0.09470204452129644,0.09150218503575756,0.08609131822120253,0.08352961257031112,0.0642328020615862,0.061624810541053184,0.05023535781086279,0.04714946179849182,0.04079362811097751,0.039257139598866383,0.022490833589266943,0.02173989824201317,0.015567989717229088,0.01421150902863744,0.013433540945728547,0.012916494530433907,0.012568857836785467,0.012379634805093959,0.009038036430921634,0.008138156788119372,0.0077336909950784915],"twin_dists":[0.24043055022121315,0.24172810853868296,0.24552442908671726,0.27069743427058407,0.28198139140944023,0.28403003593149256,0.2876270842594789,0.2893931199244247,0.3043190244122954,0.30660782170841455,0.3176505969173588,0.32099932792851693,0.3285197880284982,0.33048512122904267,0.35778700308764405,0.35938437076458907,0.37472957556189307,0.3788108705637582,0.3813093999021669,0.3830416830241225,0.384241221183063,0.38490654935187923,0.3984549836455384,0.402870222651,0.40499892531947024],"n_dims_used":45,"mean_confidence":0.8862543741861979},"coverage":{"mean_confidence":0.8862543741861979,"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}}