{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003734","490:4900003887","490:4900003478","490:4900004174","496:4960012198","466:4660000886","494:4940003950","496:4960002389","466:4660012155","490:4900001875","466:4660001154","496:4960005689","466:4660008400","490:4900002024","490:4900002757","466:4660001827","490:4900003614","490:4900004312","490:4900003336","469:4690003963","490:4900006530","490:4900004165","496:4960008779","496:4960005420","490:4900003073"],"twin_admin_codes":[490,490,490,490,496,466,494,496,466,490,466,496,466,490,490,466,490,490,490,469,490,490,496,496,490],"twin_sims":[0.49407321461483167,0.4564464095287057,0.4483869018284374,0.44826909675273413,0.44575201770968864,0.43349534245225907,0.42195573708409184,0.41704910184035454,0.4048047748624204,0.4046108811920888,0.4015241978667045,0.3996569020155355,0.39319633712211466,0.387384160243422,0.3848754529577113,0.3807387061394785,0.37840568507368494,0.37833360954747913,0.37787256769934185,0.37580984366056563,0.3752914071137501,0.3733662789084274,0.3708670482765027,0.36476638904825537,0.36420217070099264],"twin_dists":[0.15422523622100517,0.1626580329581097,0.1644950285507455,0.1645219704057053,0.16509826433500077,0.16792266235600017,0.17061127105261611,0.17176374172294595,0.1746655288537821,0.17471178878865404,0.17544956703665301,0.17589713091685868,0.17745305948406548,0.17886300209748593,0.17947465273412638,0.1804874071988194,0.18106091189255852,0.18107865677967044,0.18119220346528517,0.18170104508813223,0.1818291495886744,0.18230560567333223,0.18292595774212297,0.18444903996495138,0.18459054543338907],"n_dims_used":45,"mean_confidence":0.9171995374891493},"coverage":{"mean_confidence":0.9171995374891493,"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}}