{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004963","490:4900004680","490:4900004673","490:4900004958","490:4900005093","490:4900005099","490:4900004689","490:4900003855","490:4900003714","490:4900004957","490:4900005095","490:4900005226","490:4900004402","490:4900003582","490:4900004672","490:4900005102","490:4900002298","490:4900003165","490:4900005231","490:4900003994","490:4900003040","490:4900004547","490:4900004671","490:4900003036","490:4900002581"],"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":[0.7746714796923749,0.5704975415773846,0.5695600630583382,0.5660516079610718,0.5544431823560978,0.5385687162402251,0.515415811955662,0.45204464588890747,0.44177658939426623,0.4240116322590178,0.4234615603689232,0.4184455886643601,0.40810388541393056,0.40357046822788956,0.3933557215794969,0.3689759427529281,0.3674598671115736,0.3639580061414978,0.33050061279914944,0.3206301193655109,0.31293226916290606,0.3119681384186147,0.3091232975411495,0.30361670001661445,0.29702133368975536],"twin_dists":[0.09280642876531738,0.13759911335376,0.13780056873669239,0.13855483932422272,0.14105480790958425,0.14448677487018546,0.14952849699493634,0.16365982207026908,0.16601099120012314,0.17013006501011982,0.1702587198073895,0.1714351509543823,0.17387992108625866,0.17496018446402328,0.17741453295843587,0.18339674098781023,0.18377503109434673,0.1846518159980525,0.19325976262348332,0.1958881953596069,0.19796966274023967,0.19823239682830393,0.19901035666412858,0.20052799401977126,0.20236689976414501],"n_dims_used":45,"mean_confidence":0.9224421183268229},"coverage":{"mean_confidence":0.9224421183268229,"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}}