{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010993","490:4900011498","490:4900008325","490:4900011154","490:4900010133","490:4900009940","490:4900011564","490:4900009013","490:4900011432","490:4900011757","490:4900010491","490:4900011293","490:4900011562","490:4900011224","490:4900010992","490:4900011232","490:4900011225","490:4900011691","490:4900011693","490:4900011366","490:4900011889","490:4900011292","490:4900010216","490:4900011891","490:4900011431"],"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":[0.4741317352950981,0.44245507317802163,0.3453113370027005,0.3409011017580701,0.2649601046185541,0.26178048366288914,0.2588065564816154,0.25112214653447207,0.23316645688293938,0.22742912447832112,0.19073406953376662,0.18955073408728537,0.18157429297344374,0.17801373378110966,0.17201422770918948,0.1613541228177311,0.159007333917887,0.15669294715772758,0.1544224269247621,0.15236049322288617,0.1456869134846436,0.14153852370408107,0.13247666501583116,0.12211195856561884,0.12085626641193166],"twin_dists":[0.15866709009353286,0.16585499341282925,0.18939502061007837,0.19053635177551626,0.21167358254475868,0.21263345006156253,0.21353785968891575,0.21590560850102516,0.2216256029472605,0.22351370058961273,0.23641973879315903,0.23686333417474298,0.2399053103195139,0.24129369605594367,0.24367846423477396,0.24806732934435086,0.24906154415803952,0.25005255087234235,0.2510352158937774,0.2519368159020575,0.25491787314890685,0.25682221582693976,0.26113162443451393,0.2663419528458792,0.26699574990676006],"n_dims_used":45,"mean_confidence":0.8870003594292535},"coverage":{"mean_confidence":0.8870003594292535,"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}}