{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002341","490:4900001193","490:4900000176","490:4900004445","490:4900001882","490:4900001450","490:4900004184","490:4900002180","490:4900000521","490:4900004034","490:4900003893","490:4900000953","490:4900003081","490:4900001567","490:4900003615","490:4900002499","490:4900001740","490:4900003202","490:4900000274","490:4900003898","490:4900002464","490:4900001573","490:4900004165","496:4960008581","490:4900002188"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490],"twin_sims":[0.70377791317781,0.6972659986837039,0.6914880407769153,0.6729598111367482,0.6433946381876753,0.6325245657586609,0.5704103256160994,0.5358292207428563,0.5152336820514362,0.5142685673539306,0.5095369130439492,0.5085167076615893,0.5075944426738322,0.49918007425736594,0.48798162611067286,0.48779125270867113,0.4858653077783004,0.4731915632536632,0.44850706567825627,0.4425676604605364,0.44251705616514975,0.44016154980452754,0.435355087400847,0.43117969243817406,0.4232451527173139],"twin_dists":[0.10886123170770882,0.11029216551923086,0.1115574858243894,0.11559116361379575,0.12197102132515457,0.12430504494508311,0.13761785371149746,0.14508088095393765,0.14956835963921283,0.14977965164366402,0.15081699422027944,0.1510409808691394,0.15124356543827908,0.1530964486596176,0.1555761409666344,0.15561844026766147,0.15604665160227604,0.15887795853805203,0.1644675499939163,0.16582911617421706,0.16584074683028305,0.16638269795049648,0.1674921015044349,0.16845981208606858,0.1703093539393616],"n_dims_used":45,"mean_confidence":0.9172082689073351},"coverage":{"mean_confidence":0.9172082689073351,"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}}