{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003950","490:4900001511","490:4900002846","490:4900001125","490:4900002695","490:4900002988","490:4900003390","490:4900003403","490:4900002845","490:4900002993","490:4900003256","490:4900001515","490:4900003259","490:4900003131","490:4900003130","490:4900001516","490:4900003521","490:4900001510","490:4900003267","490:4900001506","490:4900003536","490:4900001513","490:4900004493","490:4900004365","490:4900003125"],"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":[0.3251195784729258,0.28507436187228685,0.09291466935549096,0.07418765681781028,0.06436201303869934,0.06178390230770263,0.06144587747376309,0.054963865632399876,0.05311734705620998,0.05142820657480399,0.04982849047962537,0.04439424992332003,0.04406981370990512,0.0383913520804568,0.03719475092448837,0.03717602602091734,0.03540533460813019,0.03291808187699054,0.032009347201895584,0.031437579886571095,0.03096015279324914,0.029698872227077802,0.029461841453952548,0.02888869052230874,0.02830887146397521],"twin_dists":[0.19468720477404797,0.20576031163426564,0.2831188602708098,0.296225313735488,0.3042076195403393,0.3064659495847629,0.30676774712625515,0.3128373828217515,0.31467447723671954,0.3164019996451777,0.3180821270522971,0.32414784862664053,0.32452930376390343,0.3316213770696175,0.3332280524210274,0.333253540482426,0.33571451016464965,0.3393545137021464,0.34074310258880014,0.34163415577745726,0.34238887200485385,0.3444317537782614,0.34482394779943354,0.3457836014348339,0.34677120666315747],"n_dims_used":45,"mean_confidence":0.9145133124457465},"coverage":{"mean_confidence":0.9145133124457465,"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}}