{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002866","490:4900003021","490:4900002865","490:4900003544","490:4900002561","490:4900003679","490:4900003678","490:4900002867","490:4900002716","490:4900002717","490:4900002872","490:4900002562","490:4900003288","490:4900002249","490:4900003541","490:4900003680","494:4940008943","490:4900003543","490:4900002250","490:4900003012","490:4900002413","490:4900002871","490:4900003163","490:4900001129","490:4900003013"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.6177837828954887,0.5555860799749378,0.5495545268762165,0.5412149276475726,0.4308798957433049,0.4290375385634531,0.4119113078264869,0.4111280643168971,0.4009154746444032,0.3997817535146556,0.37465811299916035,0.3497958935186056,0.34049364678309507,0.3145168236603984,0.3085281276460731,0.3063489493440707,0.2972186566947631,0.2877765874102971,0.2801177648173074,0.2683040299461218,0.2670934526239835,0.2553096340281175,0.22828558827638074,0.19177395018279197,0.18957968506587092],"twin_dists":[0.12746461386585492,0.14080835019120544,0.1421099055439177,0.14391345004026004,0.1685294396508171,0.16895775942071917,0.17297675022931544,0.17316224577209122,0.17559536536241374,0.17586717624722734,0.18198575282138219,0.18824234675305485,0.1906421942851467,0.1975388570327701,0.19917363235597332,0.19977300808555218,0.202311537546173,0.20498546141731933,0.20719317635575335,0.2106718315362691,0.21103358729325164,0.21460973826385626,0.22322986565440567,0.23603150377142493,0.23685245829396237],"n_dims_used":45,"mean_confidence":0.9225270589192708},"coverage":{"mean_confidence":0.9225270589192708,"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}}