{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008243","490:4900008920","490:4900009035","490:4900008246","490:4900008134","490:4900008573","490:4900009356","490:4900009019","490:4900008355","490:4900008034","490:4900008244","490:4900008815","490:4900009124","490:4900008587","490:4900008026","490:4900008242","490:4900009025","490:4900008686","490:4900008996","490:4900009413","490:4900009235","490:4900009017","490:4900008910","490:4900009555","490:4900008923"],"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":[0.48252598519635664,0.11815339132073203,0.10847998532680905,0.08435695027446827,0.05299116203120874,0.025447946568089606,0.011957980491261132,0.010780361440791652,0.009269629333660236,0.008974247055294045,0.0065014272347956046,0.0062600650744493135,0.006077470595840403,0.005129197222406613,0.004970698782969652,0.0036965715938989878,0.003602185389057426,0.0029674061468034736,0.0029288695797758833,0.002552406924348483,0.0020063877967054547,0.0018956501795224228,0.001848103022735736,0.0016556919113388054,0.0015678394407917066],"twin_dists":[0.15679035331912838,0.26842084844099706,0.2737358373087612,0.288818088508795,0.314801940792383,0.3519152990373026,0.3864221687909631,0.39092130866852676,0.3973824800853488,0.39875470418756137,0.41216415113557364,0.41370945400475956,0.41491460392649854,0.4217545196017427,0.4230079978204818,0.43465673037458635,0.4356592999750984,0.4431011103120916,0.44359842653352355,0.4487992691578074,0.4577562336635265,0.4598434849024432,0.46077431198490143,0.4647814444451306,0.46675585323110563],"n_dims_used":45,"mean_confidence":0.8907396104600694},"coverage":{"mean_confidence":0.8907396104600694,"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}}