{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009377","490:4900000705","496:4960009278","480:4800004271","490:4900000516","490:4900002646","490:4900001006","493:4930007135","480:4800004611","490:4900002337","490:4900000670","490:4900003483","496:4960009172","494:4940008827","490:4900001592","490:4900005538","494:4940008579","480:4800004436","480:4800004030","490:4900002802","490:4900000957","494:4940001056","494:4940004232","490:4900002777","490:4900002283"],"twin_admin_codes":[496,490,496,480,490,490,490,493,480,490,490,490,496,494,490,490,494,480,480,490,490,494,494,490,490],"twin_sims":[0.37048763605327395,0.3378500947141921,0.3088600836277109,0.275575295360494,0.24395171992878964,0.2308694341687877,0.22360608347370697,0.21504741214085654,0.21034113979926503,0.20955111922224837,0.20674163844824042,0.2019660062346809,0.19733245782203193,0.1967159911597338,0.18070532191234773,0.17766465826421013,0.17700966194524384,0.1677737800407237,0.1624925838301721,0.15993284742132233,0.15527278982276532,0.15475873052095157,0.15340119101813926,0.15127008288204155,0.1477519282096229],"twin_dists":[0.18302031507909006,0.191330554163237,0.19908254305424672,0.20851990074727686,0.21815704976476089,0.22237781214155508,0.22478938974518353,0.22769903527117444,0.22933235283910475,0.22960895246250748,0.230598389000013,0.23230156068443883,0.2339807293564911,0.23420617858099338,0.24024236092048387,0.24143086959084847,0.2416887762723084,0.24540015525492348,0.247588800998805,0.24866818538257182,0.2506659548728007,0.25088900215026516,0.2514806501735448,0.2524172330457249,0.2539848646090578],"n_dims_used":45,"mean_confidence":0.9164286295572917},"coverage":{"mean_confidence":0.9164286295572917,"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}}