{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003937","499:4990002512","500:5000010044","499:4990002503","500:5000008694","499:4990002963","499:4990002746","499:4990003247","472:4720002051","499:4990003559","499:4990001420","499:4990003703","499:4990003804","499:4990003689","499:4990003041","468:4680007223","479:4790005914","472:4720002315","499:4990002264","500:5000003781","485:4850000309","499:4990002676","470:4700004669","499:4990003156","473:4730002873"],"twin_admin_codes":[499,499,500,499,500,499,499,499,472,499,499,499,499,499,499,468,479,472,499,500,485,499,470,499,473],"twin_sims":[0.6207074397313707,0.5853245939350777,0.4959277409393249,0.48202994593854653,0.4704566074820796,0.4692021363423229,0.4479570963578801,0.44241657333714884,0.4392683403671574,0.4382608246126244,0.42562766635059185,0.4172743218128624,0.41079813595565956,0.4085397301031996,0.4033707959584523,0.39498666463650195,0.39390807325506616,0.38882087739340715,0.3860015125633265,0.38316700450971564,0.3817055261911006,0.37996134071459425,0.3712724726555454,0.36231308112109917,0.3620618666600139],"twin_dists":[0.12683830203809063,0.13441711087526936,0.15381493933772797,0.15690096318307606,0.15949216841249822,0.1597742957394812,0.16459333735454654,0.1658638428613205,0.16658850168101746,0.16682083976168138,0.16975249694819272,0.17171071610821995,0.17324042894573985,0.17377634563121244,0.17500788849694063,0.17702071517951468,0.17728107411970792,0.17851355862412782,0.17919987358784367,0.17989227816748943,0.18025024033370377,0.18067831034796727,0.18282518424347335,0.1850651359911465,0.18512834225959615],"n_dims_used":45,"mean_confidence":0.9271243625217014},"coverage":{"mean_confidence":0.9271243625217014,"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}}