{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002154","485:4850000243","499:4990003292","499:4990001702","485:4850000420","479:4790000761","468:4680000878","485:4850000765","500:5000009630","500:5000009740","468:4680003989","499:4990003778","500:5000011275","499:4990003305","485:4850000415","500:5000009849","468:4680001533","499:4990003748","499:4990001964","499:4990000749","499:4990003159","500:5000010067","500:5000010555","500:5000011062","499:4990002885"],"twin_admin_codes":[499,485,499,499,485,479,468,485,500,500,468,499,500,499,485,500,468,499,499,499,499,500,500,500,499],"twin_sims":[0.9206862556732361,0.6291606073319634,0.6079958054837878,0.5775827749613099,0.5499236256520496,0.522549845398328,0.5158397029907218,0.4977146667163443,0.48769594575728764,0.47972507917513946,0.474539856708334,0.4670555088114498,0.465200800726892,0.4547958451274478,0.45441591950599264,0.4494575251437326,0.44444892750809434,0.44428431923599776,0.4410414283903439,0.44036586611369277,0.4290871700034671,0.4228742353149267,0.42262191062078347,0.4211833693674813,0.4180103928788718],"twin_dists":[0.05279871759363239,0.12502653615141693,0.129560759672078,0.1360776652719176,0.14203019217295512,0.14796972604770053,0.14943573364472695,0.15342001497784727,0.15563961851830288,0.15741538917110812,0.15857559673351007,0.1602576620904312,0.16067590957802297,0.1630332656137627,0.1631197066379978,0.16425030041366695,0.1653970976776118,0.16543487058804637,0.16618012524826417,0.1663356445408105,0.16894621104624388,0.17039616480885766,0.17045523804104867,0.17079230691553712,0.17153750141946877],"n_dims_used":45,"mean_confidence":0.9282845391167535},"coverage":{"mean_confidence":0.9282845391167535,"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}}