{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011911","490:4900010935","490:4900011714","490:4900011782","490:4900011648","490:4900011783","490:4900011974","490:4900011846","490:4900010682","490:4900011982","490:4900010773","490:4900011713","490:4900011712","490:4900011784","490:4900010680","490:4900011651","490:4900011916","490:4900011014","490:4900010064","490:4900012167","490:4900010046","490:4900010684","490:4900011913","490:4900008572","490:4900010601"],"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":[0.5906927060321446,0.5481551476799137,0.3251582119351363,0.3188573335221587,0.2519752984555071,0.20027233101683428,0.19490214015844012,0.19469492113173623,0.16949223541856187,0.16791477460271223,0.16700614974497377,0.16462105206590924,0.1620297899948629,0.15697743102608336,0.13990645700698418,0.1306400569355272,0.13042911108874788,0.13033339419990203,0.11997478936704255,0.11251929251489934,0.10229021544634816,0.09511821600643414,0.0918290816010669,0.08997548591470472,0.08318640910689115],"twin_dists":[0.13326658432067665,0.14241220670559546,0.19467691000827742,0.19636502859865015,0.2156404807573506,0.23291222753343527,0.2348723776596323,0.23494875932622844,0.2446987105806197,0.24534240953377823,0.24571516040866317,0.2467006209334154,0.247783032465612,0.24993016340434546,0.25758280781361453,0.2620318376264995,0.26213584231872583,0.26218307641427213,0.26745780968623484,0.2714737540164032,0.27733243999792,0.2817189757081205,0.2838181755743392,0.2850274879601271,0.2896329946381805],"n_dims_used":45,"mean_confidence":0.8886510213216146},"coverage":{"mean_confidence":0.8886510213216146,"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}}