{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012434","490:4900012506","490:4900012507","490:4900012433","497:4970000439","490:4900012226","490:4900012293","490:4900012435","490:4900012436","490:4900012364","497:4970000565","490:4900012439","490:4900012363","490:4900012584","497:4970000214","497:4970000269","490:4900012225","490:4900012294","490:4900012505","490:4900012296","490:4900009723","497:4970000635","497:4970000215","490:4900009722","490:4900012362"],"twin_admin_codes":[490,490,490,490,497,490,490,490,490,490,497,490,490,490,497,497,490,490,490,490,490,497,497,490,490],"twin_sims":[0.6303266847069363,0.6148453798167635,0.6075575040786988,0.5003899359086762,0.16868162638128423,0.15833376183801534,0.1558228643150422,0.1491626509310216,0.11928472379358966,0.11912089182600734,0.11108854007327183,0.10749185907312134,0.10677329937823664,0.09073821971358625,0.08090202976861266,0.07735143237431996,0.07685281986014803,0.07223602941194765,0.06502291923283486,0.06311823556928199,0.062338705241014106,0.06206236288535812,0.06158389792495359,0.061481266714489356,0.05711730857150019],"twin_dists":[0.12477647644607116,0.1280939707166674,0.1296546121628539,0.15282950841021897,0.24502894724408586,0.24934887284293175,0.2504278783118505,0.2533530003171823,0.26782134759236176,0.2679078931073949,0.27226771404499317,0.2742991087889648,0.2747112443358814,0.28452750350689365,0.29125009602229945,0.293837758915286,0.29420875074480074,0.29773942681348164,0.30364063344639486,0.30528768700201625,0.30597353007093403,0.3062183485412925,0.3066443546335622,0.30673608691072174,0.3107583627381136],"n_dims_used":44,"mean_confidence":0.8886195096102628},"coverage":{"mean_confidence":0.8886195096102628,"n_dims_used":44,"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}}