{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004242},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001957","490:4900004099","490:4900004247","490:4900004106","490:4900004108","490:4900002422","490:4900004104","490:4900004253","490:4900003969","490:4900004521","490:4900001947","490:4900003428","490:4900003547","490:4900004380","490:4900004516","490:4900001384","490:4900003820","490:4900003973","490:4900003970","490:4900004241","490:4900003830","490:4900002099","490:4900004530","494:4940009006","490:4900001796"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.42420704667879405,0.4054362819741102,0.40006225425895187,0.37227983371809203,0.338925538155997,0.3317030283306875,0.31439493893974485,0.293269912701905,0.28004631852853235,0.2786681074893249,0.2757843778689458,0.271026834648494,0.26270648331317914,0.258473674309408,0.2573047802516025,0.25651135555635585,0.2563295655021224,0.25384763094031654,0.2326769812814778,0.22947185870962492,0.22514789370837426,0.21043544226391475,0.19281862724889534,0.17852267423622292,0.17511198656033325],"twin_dists":[0.1700843768444864,0.1745149299398716,0.17579989334423,0.18257502716857696,0.19105016906985878,0.19294254572936967,0.1975719509615694,0.20342357406182077,0.20721394197537904,0.2076151459271453,0.20845854195471183,0.20986185619213008,0.2123531591535652,0.21363949957569092,0.21399705680044298,0.21424034520376664,0.2142961546009289,0.21506062745108043,0.221785482293401,0.22283789269315415,0.22427318124978726,0.22929938313348813,0.23564295319630724,0.2410940435312577,0.24243984611892475],"n_dims_used":45,"mean_confidence":0.9270370483398438},"coverage":{"mean_confidence":0.9270370483398438,"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}}