{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003121","490:4900002228","490:4900002976","490:4900003117","490:4900001773","490:4900002676","490:4900001771","490:4900001115","490:4900001914","490:4900002528","490:4900002377","490:4900003809","490:4900001921","490:4900001497","490:4900004222","490:4900002230","490:4900001769","490:4900003516","490:4900002542","490:4900002376","490:4900003658","490:4900002997","490:4900002382","490:4900002686","490:4900001237"],"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":[0.4011518272746818,0.39755548408905994,0.34388452145107096,0.30714287809033797,0.29284273616944234,0.2618542964721701,0.2293599072118748,0.22411159209710793,0.2231138613834706,0.21834341065361515,0.19770192424469785,0.17772421281497788,0.17642471023339998,0.16969427287550534,0.16046770838679628,0.15693578094984045,0.15161020236006076,0.14513552863259657,0.1434207060355074,0.14183279695838344,0.13888183324641676,0.13843674494315916,0.1361663707984978,0.1241020776512074,0.12301204474697376],"twin_dists":[0.17553874347971354,0.1764019497802568,0.1897634147870259,0.19955435701967209,0.20354440379441724,0.21261108489199484,0.22287482692703228,0.22461988175737868,0.22495468796006038,0.22656947158084448,0.23384584455967974,0.24140745335498126,0.241919677068035,0.244616578604309,0.24844161486066985,0.24994807151068404,0.2522671095968907,0.25516865220679197,0.25595312366610184,0.2566857714839795,0.25806369970333354,0.2582734207055925,0.25935111280544154,0.2653161806181513,0.26587645465469034],"n_dims_used":45,"mean_confidence":0.9142896864149306},"coverage":{"mean_confidence":0.9142896864149306,"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}}