{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011555","490:4900010896","490:4900011882","490:4900010382","490:4900008863","490:4900012015","490:4900008290","466:4660004803","466:4660004461","466:4660005094","466:4660003784","490:4900012014","466:4660004298","490:4900005100","490:4900008407","490:4900008735","490:4900008633","466:4660004554","490:4900005758","466:4660004380","490:4900006402","490:4900008740","490:4900009090","490:4900008739","490:4900011352"],"twin_admin_codes":[490,490,490,490,490,490,490,466,466,466,466,490,466,490,490,490,490,466,490,466,490,490,490,490,490],"twin_sims":[0.5904656531809692,0.4216690356914335,0.40688946561953643,0.34919193302344503,0.3086789941685412,0.3045186671765824,0.2749241328404049,0.26136557671983246,0.2299587817752006,0.2297671871414844,0.2219719549290407,0.2155697290168937,0.19393897146789335,0.18800887672207672,0.18463890296307833,0.17802655115854665,0.17363365179679763,0.17357588966452028,0.1681283359731432,0.16183012257744925,0.1610041980639703,0.15275706870165615,0.14799667597018432,0.14701209074560712,0.14395613302767554],"twin_dists":[0.13331523579349103,0.17067845491442757,0.1741687779967847,0.1883971289032239,0.19913222734083283,0.20027832543137594,0.20871117819062338,0.21275923988144466,0.22267738877723242,0.22274051711311865,0.22533910218649683,0.22751925959387906,0.23522788474340905,0.2374442439762034,0.23872564649701103,0.24128866294764767,0.24302897856745814,0.24305206998339118,0.24525500978472356,0.24786695578339435,0.24821490506274274,0.2517627174012098,0.25387492353418456,0.2543180207867089,0.2557074408745344],"n_dims_used":45,"mean_confidence":0.9090571085611979},"coverage":{"mean_confidence":0.9090571085611979,"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}}