{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002714","490:4900004522","490:4900004099","490:4900004517","490:4900002721","490:4900004377","490:4900004523","490:4900004514","494:4940008946","490:4900003820","490:4900003822","490:4900004530","490:4900003549","490:4900004242","490:4900003018","490:4900004394","490:4900001957","490:4900004516","494:4940008472","490:4900004395","490:4900002860","490:4900002869","490:4900002861","490:4900004239","490:4900002107"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.44848438237921723,0.38408964141506663,0.326908155904696,0.30765046431620896,0.20067307230751394,0.18830816475006432,0.18452343281491596,0.16647212358340657,0.1569160950397377,0.15197709745518104,0.14627049822623414,0.12598481747953194,0.12332463044280806,0.11325981063775578,0.11197711716054602,0.110642586140363,0.10297865050690061,0.10141888565016578,0.09520398660759721,0.08511567503702543,0.08438331708525977,0.08107786135055861,0.07867777516743629,0.07747336901039191,0.07712813027357317],"twin_dists":[0.16447273690176756,0.1796666319795615,0.19421130645617468,0.19941473651589003,0.232767417242199,0.2373312240645376,0.23876984329047224,0.24593491954007135,0.24995653698531084,0.25210544506280885,0.25465321339299307,0.2643572060028026,0.2657154013566176,0.27106587654193837,0.2717736987226934,0.2725167986302825,0.2769241785974831,0.27785225042104866,0.281665005733081,0.28829468744899484,0.2887998367006627,0.29112433636803864,0.29286017631287214,0.2937473251342733,0.29400366777367165],"n_dims_used":45,"mean_confidence":0.9264533996582032},"coverage":{"mean_confidence":0.9264533996582032,"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}}