{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000555","477:4770001008","477:4770001125","477:4770001255","477:4770001143","477:4770000193","477:4770002077","485:4850007193","477:4770002403","477:4770001144","500:5000001470","500:5000002383","477:4770002076","485:4850007636","477:4770000660","500:5000001407","477:4770000596","469:4690001583","485:4850008087","477:4770000196","469:4690001227","477:4770000083","500:5000001340","488:4880000095","500:5000002649"],"twin_admin_codes":[477,477,477,477,477,477,477,485,477,477,500,500,477,485,477,500,477,469,485,477,469,477,500,488,500],"twin_sims":[0.4569575737779022,0.42241523800484476,0.36744513753482344,0.36654321552254354,0.3606014762992484,0.355316506914718,0.33527756421845584,0.33495952826898706,0.3179581518557772,0.2993914007304567,0.29175251293852206,0.2872041851459056,0.25833273915106875,0.25582897908813146,0.24980152561509053,0.24621299528608426,0.22898697814085237,0.2134406144734725,0.20688547328143667,0.19950620366635513,0.19399541202970796,0.1937825017749126,0.1886392359173871,0.18792277733228693,0.18731034564956153],"twin_dists":[0.1625419269172771,0.17050363441583175,0.18377871023082745,0.18400413220821624,0.18549622296076512,0.18683394705166548,0.19200321449132043,0.19208656777563854,0.1966074548570101,0.20170336022682075,0.2038532553606776,0.20514922952951245,0.21368255658273969,0.21444996378085168,0.21631714435839086,0.2174424962645457,0.22299794697618344,0.22825393201286562,0.23054751165671167,0.23318962907956634,0.23520701864723784,0.235285753728631,0.2372063484040723,0.23747678097361186,0.23770852126672143],"n_dims_used":45,"mean_confidence":0.9214672512478299},"coverage":{"mean_confidence":0.9214672512478299,"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}}