{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004209","499:4990004137","499:4990004162","499:4990004148","468:4680000019","499:4990003595","499:4990004185","499:4990004196","499:4990001224","499:4990004165","499:4990004024","499:4990003896","500:5000010045","499:4990003826","499:4990002963","499:4990003597","499:4990004208","499:4990002132","499:4990003703","499:4990000511","499:4990000780","500:5000011146","472:4720002863","499:4990000347","472:4720003007"],"twin_admin_codes":[499,499,499,499,468,499,499,499,499,499,499,499,500,499,499,499,499,499,499,499,499,500,472,499,472],"twin_sims":[0.8547845649545937,0.8155286693656681,0.7948622422531803,0.73052395697338,0.6454544328755754,0.6158917417907567,0.5966024801331307,0.5639935808570199,0.5458653824179472,0.5360696864116243,0.5175654464826405,0.5171525011699426,0.5135280190266353,0.5123749048827063,0.511042320381465,0.49410104095878676,0.4841875946337029,0.45996297241750145,0.4576831012053347,0.4566292392824792,0.4477397152779454,0.4460294805335749,0.44149016875516456,0.43801873898076715,0.4374941916106614],"twin_dists":[0.07275424867587824,0.08294063823288494,0.08800593864758886,0.1029198162260381,0.12152819609759254,0.12786986867103103,0.13200056605461516,0.13899754845091922,0.1429071353552925,0.14502870806805104,0.1490582674153326,0.14914856178702524,0.14994184613458353,0.1501945170665458,0.15048669248580218,0.15421907660653605,0.15642009655714317,0.16186022283238308,0.16237721090999374,0.1626164995335164,0.16464307217436894,0.1650346777971162,0.16607687325202816,0.16687669720125972,0.16699777002651722],"n_dims_used":45,"mean_confidence":0.9333705478244357},"coverage":{"mean_confidence":0.9333705478244357,"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}}