{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006199","490:4900005687","490:4900006313","490:4900005171","490:4900004602","490:4900005017","490:4900005416","490:4900005434","490:4900006311","490:4900005684","490:4900004888","491:4910002714","490:4900005300","490:4900005029","490:4900005949","490:4900005028","490:4900005154","490:4900005690","490:4900005553","490:4900005686","490:4900006322","490:4900005956","490:4900005685","490:4900007532","490:4900005299"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6985448213738604,0.4948727545130372,0.4517162748323289,0.4467511004138496,0.439599191659086,0.4026386717559187,0.3420103899319185,0.3148886031818182,0.30109366218653455,0.29256682668824746,0.27724848501045707,0.27046782617579745,0.25427059477927444,0.23935290041425608,0.23882664795485908,0.23878121100411118,0.2373533804669324,0.22663943489354302,0.22640119804258638,0.22067448782340293,0.21898474963898806,0.21531492698496651,0.21437349704705588,0.214262286418033,0.21114640300311427],"twin_dists":[0.11001157712566648,0.15404829088383168,0.1637346989275064,0.16486937359897613,0.16651225139031495,0.1751828923920872,0.19024854015900577,0.19743795704524558,0.2012286800440906,0.20362250217992228,0.20802966974605738,0.21002773730418708,0.21493001419790767,0.21962357544694805,0.21979255532963402,0.21980715651114383,0.22026691540084847,0.22377603434032878,0.22385529524647513,0.2257774910399416,0.22635101444901004,0.22760692288514306,0.227931425190948,0.22796982196924487,0.2290511418085757],"n_dims_used":44,"mean_confidence":0.8940423618663441},"coverage":{"mean_confidence":0.8940423618663441,"n_dims_used":44,"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}}