{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003173","490:4900001825","490:4900003841","490:4900004949","490:4900004140","494:4940007894","490:4900005621","490:4900003303","490:4900004415","494:4940007619","490:4900000809","494:4940008492","490:4900012500","490:4900001020","466:4660004511","490:4900005370","490:4900001561","490:4900004443","494:4940007791","490:4900005223","494:4940008933","490:4900001174","490:4900001413","494:4940008107","490:4900001816"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,494,490,494,490,490,466,490,490,490,494,490,494,490,490,494,490],"twin_sims":[0.3675669684801178,0.3282983574733153,0.31951162642897524,0.2723986866668082,0.27086245363800365,0.2644517164143648,0.23030862247979464,0.21397067723466232,0.2030275704143122,0.19382354973580682,0.19208222255106638,0.19030971090854742,0.18434320742308266,0.1800648639711415,0.17940187069034766,0.17214093520227125,0.16597002496004862,0.1647845979972857,0.16389656717171805,0.16263028953076256,0.16173452465800675,0.16012729166327586,0.15863840916213548,0.156334381347791,0.1528084934059589],"twin_dists":[0.18374828165898713,0.19384240016009116,0.1961888679123725,0.20945566281834038,0.20991061295062247,0.2118265700902595,0.2225622095648722,0.22807056744336857,0.2319205993224559,0.2352705693469915,0.2359166938247674,0.23657859581193205,0.2388388644228735,0.24049151235402091,0.240750092650977,0.2436274896150019,0.24614200421708907,0.2466327199675034,0.24700200037397185,0.24753108426649442,0.24790716366760004,0.24858575392066845,0.24921880799774165,0.25020704040913244,0.2517401660212603],"n_dims_used":45,"mean_confidence":0.9225457085503472},"coverage":{"mean_confidence":0.9225457085503472,"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}}