{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009498","490:4900009590","490:4900009405","490:4900009404","490:4900010897","490:4900010008","490:4900008089","490:4900008531","490:4900010886","490:4900010298","490:4900009385","490:4900009402","490:4900010463","490:4900008532","490:4900011049","490:4900003429","490:4900009391","490:4900008181","490:4900009494","490:4900008408","490:4900008968","490:4900010721","490:4900010469","490:4900008521","490:4900010813"],"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":[0.5346698083757335,0.4540954537068999,0.4287545003839741,0.42207935127449686,0.4202300486265707,0.3992786572197512,0.39008389904538204,0.37145927090223263,0.37092787056329196,0.35999157967291734,0.3588124401479237,0.34424912041221223,0.34033346954212507,0.32797781471138354,0.3220945151896231,0.304677632867599,0.2941676809296573,0.26880379426017426,0.26528751272886647,0.26112800378082884,0.24891570880332714,0.2446603888160768,0.2407099177061186,0.2330115551092141,0.22138874613641993],"twin_dists":[0.14533249963521616,0.1631926398791875,0.16902362794382692,0.17058230997870963,0.17101594971947928,0.17598790630735592,0.17820686374874758,0.1827787714597909,0.182910836091741,0.18565008404979247,0.18594792841670033,0.18966920073098004,0.19068382129540348,0.193927383362446,0.1954954244402602,0.20023436746883788,0.20316997360317285,0.2105227826405885,0.21157515361196141,0.21283132269602129,0.21659396530600786,0.21793265573682244,0.21918894801057198,0.2216761752619187,0.22553594456380344],"n_dims_used":45,"mean_confidence":0.9105459425184462},"coverage":{"mean_confidence":0.9105459425184462,"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}}