{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000848","490:4900000244","490:4900000190","490:4900000141","490:4900000066","490:4900000205","490:4900000166","490:4900000725","490:4900000092","490:4900000431","490:4900000354","490:4900000499","490:4900000357","490:4900001353","490:4900000115","490:4900000402","490:4900000425","487:4870005261","490:4900000111","490:4900000094","490:4900000070","490:4900000179","490:4900002359","490:4900000334","490:4900001621"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490],"twin_sims":[0.6613747144121254,0.6574433860196949,0.5127384532800388,0.46650430221209604,0.39885762562358296,0.38657444300062394,0.38406559310898214,0.3195468410948692,0.29782677120275175,0.2957441442396278,0.2758195551100588,0.2739974852060784,0.27343956625059757,0.2697109113147638,0.2652627299890118,0.2518424396939892,0.25092314369844904,0.24901176854754312,0.2462683583352839,0.2456714971265499,0.2412800965598701,0.2387377335907549,0.23695021025313634,0.23603569398962204,0.22705284072886622],"twin_dists":[0.1180979370281917,0.11894640178212966,0.15011484076288356,0.16038190250304876,0.1760889962205424,0.1790602142294611,0.17967251010234822,0.19617939252893124,0.20214105675533198,0.20272576087776412,0.20844822139704053,0.2089838580544041,0.20914830703506143,0.21025268334627978,0.21158260141494992,0.21568173063040538,0.21596753376665348,0.216563915837051,0.21742505488261768,0.2176132211510314,0.2190068048836307,0.21982112968779102,0.22039706183238778,0.22069281157305715,0.22363862608969964],"n_dims_used":45,"mean_confidence":0.909957038031684},"coverage":{"mean_confidence":0.909957038031684,"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}}