{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001972","490:4900005897","490:4900006520","490:4900005626","490:4900003299","490:4900004123","490:4900004121","490:4900004539","490:4900004682","490:4900002729","493:4930007060","466:4660006391","494:4940007901","490:4900006014","494:4940008005","470:4700005011","490:4900004260","466:4660004680","490:4900006757","466:4660007438","490:4900001678","494:4940008480","494:4940008822","494:4940006834","490:4900002126"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,493,466,494,490,494,470,490,466,490,466,490,494,494,494,490],"twin_sims":[0.3800939532884767,0.2985053784070071,0.2860352175927414,0.2664256120034338,0.25028664197783085,0.24982616049176604,0.2452770298408655,0.237189698976574,0.23143687620324196,0.20504350631038346,0.16815681895757645,0.1668803100929803,0.16651040205636414,0.16269039168553617,0.16088757122174835,0.1583749609396689,0.1583107712444377,0.1555435989122684,0.15302264524948056,0.15250286546255548,0.14966043557321376,0.14728488616580132,0.14373689105142415,0.14317476637961857,0.1420708147649438],"twin_dists":[0.18064573040305504,0.20195105494428853,0.20548428777681682,0.2112335934983233,0.21616580978062935,0.21630945485376357,0.21773774235109292,0.22031973563142054,0.22219153478368603,0.2312008899014293,0.24524335919487608,0.24576689949265418,0.2459191505246795,0.2475059046907926,0.248264142497955,0.24933127281610176,0.24935869574727693,0.2505486696260493,0.25164631341795296,0.2518742755851078,0.2531310940232621,0.2541950344191214,0.2558079587802203,0.2560662023310642,0.2565755648428624],"n_dims_used":45,"mean_confidence":0.9197935316297743},"coverage":{"mean_confidence":0.9197935316297743,"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}}