{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003678","473:4730003688","473:4730003610","473:4730003534","473:4730002898","473:4730003377","477:4770000158","473:4730003231","473:4730002698","477:4770000493","473:4730003098","485:4850004479","500:5000001673","473:4730004052","473:4730002892","473:4730002768","473:4730003692","473:4730003303","485:4850004274","473:4730003171","473:4730003103","473:4730004419","477:4770000387","473:4730001949","485:4850004145"],"twin_admin_codes":[473,473,473,473,473,473,477,473,473,477,473,485,500,473,473,473,473,473,485,473,473,473,477,473,485],"twin_sims":[0.5751482668827438,0.5362701075518251,0.41154343784802927,0.4006240675149408,0.39368103145644384,0.38394151590568554,0.3521238855955402,0.32702571890590876,0.3180363553246531,0.3120933902999315,0.3018655376340541,0.2864635354656672,0.28512618336226947,0.28197586350401105,0.28184688719047507,0.27543930032489333,0.270624615944654,0.262878106659611,0.25372104154404107,0.25083728774412895,0.24625405411531964,0.24622966271374752,0.24608442484656062,0.23627522378634647,0.2343782457084281],"twin_dists":[0.13660023184377187,0.14498522702754127,0.1730638536601443,0.1756651972097199,0.1773359212953925,0.179702841062382,0.18764703667644028,0.19418007624419764,0.19658635528402418,0.19819823844338086,0.20101395677095943,0.2053614249064354,0.2057454106802843,0.20665425037539728,0.2066915892723357,0.20855982608184231,0.20998118990431094,0.2123012784598206,0.21509974573655488,0.21599425991420593,0.21742956099253455,0.21743724515088028,0.2174830103821186,0.2206152766438207,0.22123073708198113],"n_dims_used":45,"mean_confidence":0.9197888692220052},"coverage":{"mean_confidence":0.9197888692220052,"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}}