{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010048","470:4700000133","470:4700005324","470:4700008182","485:4850002559","499:4990003219","488:4880006006","499:4990004186","499:4990003970","468:4680000120","468:4680000864","485:4850002468","499:4990004073","499:4990000651","496:4960004780","468:4680000932","470:4700005906","499:4990000611","496:4960000870","500:5000010045","499:4990000999","499:4990003372","499:4990001281","472:4720002113","499:4990002308"],"twin_admin_codes":[500,470,470,470,485,499,488,499,499,468,468,485,499,499,496,468,470,499,496,500,499,499,499,472,499],"twin_sims":[0.613728036636469,0.5757573925420367,0.558659794244712,0.49880983436685283,0.4773807281608063,0.46256241791275776,0.441070602862388,0.4196489896941796,0.41471582159464404,0.41359602978114224,0.4044784915944144,0.40416347278391096,0.39802014637299665,0.3937005081701352,0.3907544867413066,0.3862675032324244,0.3836707716535559,0.3784394921805962,0.3775879646369362,0.3736921411694727,0.371136298354384,0.37043412635129924,0.3697374065970684,0.3691744678525357,0.36847100265665117],"twin_dists":[0.12833326323721983,0.13646946387238545,0.1401458963186853,0.1531781734376745,0.15793943800112686,0.16127187912201957,0.1661734111662873,0.17115236763157907,0.17231381276488122,0.17257827771733972,0.17474338053136879,0.17481857116802996,0.17629022027752736,0.17733121567178162,0.17804421676050702,0.17913502263102363,0.17976904138454514,0.18105258919859,0.1812623299318193,0.18222487225009285,0.18285902605021023,0.18303362644978596,0.1832070335996082,0.18334726263543216,0.18352264691296596],"n_dims_used":43,"mean_confidence":0.9113592990609103},"coverage":{"mean_confidence":0.9113592990609103,"n_dims_used":43,"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}}