{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003765","470:4700003600","470:4700003940","470:4700003947","470:4700003939","470:4700003771","470:4700004112","470:4700004461","470:4700004116","470:4700002719","470:4700004464","470:4700003950","470:4700003936","470:4700003778","470:4700004462","470:4700002718","470:4700003421","470:4700004286","470:4700003241","470:4700004281","470:4700003934","470:4700003770","470:4700003766","470:4700002888","470:4700003769"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.7015255648203848,0.6948166457132037,0.6800989674804128,0.6791159856464889,0.659535029007701,0.6203008671777253,0.5801200540009752,0.5621260653736188,0.5593681911765673,0.5364639389608631,0.5249155606867776,0.524157567955178,0.5098650585392792,0.4855360939787337,0.47973861459986267,0.47291819713704897,0.47035004009078046,0.46992888984819586,0.4686655007935979,0.46638956550367555,0.4570166929982944,0.4552337203596889,0.45042551738724906,0.44929096263363877,0.44838405473436627],"twin_dists":[0.10935677649044272,0.11082902931189713,0.11404088612448346,0.11425461723880859,0.11849510700499709,0.12692540673124444,0.13553324749076906,0.139399453261051,0.13999329514711656,0.14494317867263007,0.14745392056374124,0.14761913100429694,0.15074497438787063,0.15611990042314938,0.1574123658935986,0.15893929707077112,0.15951612526001246,0.15961081972369265,0.15989506171989853,0.16040777018161329,0.1625285015878655,0.1629336725615112,0.16402922020294192,0.16428835966941369,0.164495679645706],"n_dims_used":43,"mean_confidence":0.9114333751589753},"coverage":{"mean_confidence":0.9114333751589753,"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}}