{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006932","490:4900007655","490:4900007301","490:4900006685","490:4900006563","490:4900006683","490:4900007300","490:4900006445","490:4900006684","490:4900006565","490:4900006910","490:4900007175","490:4900007645","490:4900005698","490:4900006809","490:4900007305","490:4900007536","490:4900006819","490:4900006807","490:4900006549","490:4900007299","490:4900006933","490:4900005431","490:4900006806","490:4900007654"],"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":[0.3845203906187586,0.35661223901418554,0.3485964063104151,0.2809786532718961,0.2176279943085118,0.16953130193941107,0.16849188360363218,0.16037651041442924,0.13223629084348199,0.12492798500898844,0.12139308407187384,0.08513214406986579,0.076654959925035,0.067168645050443,0.0589575774511002,0.054766122759708304,0.0545050123127394,0.053569522622827236,0.0493458635166044,0.04902974753970289,0.04497695616448444,0.044323760341612874,0.04414725051379976,0.04216085615250941,0.034215993350107256],"twin_dists":[0.1795613737705017,0.1865050321755323,0.1885498872742206,0.20694321434048676,0.2268136703995008,0.24468282383315137,0.2451064118832205,0.24848020804288193,0.26124890699112324,0.2648941532211236,0.2667156157172555,0.28828336771779034,0.2943565052645237,0.30183170241086066,0.3090323578510607,0.3130316503415019,0.31328906337288753,0.3142197732325453,0.3185978329908091,0.31893789933344296,0.3234685698619183,0.3242305270894065,0.3244380439102649,0.32682279634916767,0.337426920325575],"n_dims_used":45,"mean_confidence":0.9003267923990885},"coverage":{"mean_confidence":0.9003267923990885,"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}}