{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001861","485:4850000584","466:4660012939","496:4960005684","470:4700008530","485:4850002646","485:4850002199","485:4850000806","485:4850000388","485:4850000412","485:4850002563","485:4850002475","499:4990000686","488:4880005486","485:4850000459","485:4850001064","500:5000011074","484:4840001452","485:4850007399","499:4990002057","485:4850003846","488:4880000807","485:4850000573","499:4990000910","488:4880000328"],"twin_admin_codes":[485,485,466,496,470,485,485,485,485,485,485,485,499,488,485,485,500,484,485,499,485,488,485,499,488],"twin_sims":[0.4683062058184809,0.4434118280805188,0.4427849997205162,0.42145999002434614,0.3470916567292274,0.34265739712245225,0.3378561014179709,0.32356327676147284,0.32199426314404184,0.3073259171208587,0.30397123111140595,0.29239658177595385,0.28479193356852556,0.2814954983711322,0.2813019040776208,0.2805569872656363,0.2776110342363845,0.27459459545033704,0.2731253200860776,0.2654518521410708,0.2643208605456442,0.2637279463421024,0.2603294879678104,0.2592447967281961,0.25560465240809466],"twin_dists":[0.15997594476524582,0.16563517228863733,0.16577916977248686,0.17072745352772506,0.18893648274823271,0.1900809003797453,0.191328986786303,0.1951024833690767,0.19552228151908632,0.19950399360507684,0.20042980695924265,0.20367071316017835,0.20584155083352124,0.20679336952723035,0.20684947725093497,0.20706558842461423,0.2079236840989061,0.20880808480432392,0.20924102318501075,0.21152577667492747,0.21186597779568414,0.212044688805994,0.2130739053044166,0.21340417603191447,0.21451895177755176],"n_dims_used":45,"mean_confidence":0.9167771233452691},"coverage":{"mean_confidence":0.9167771233452691,"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}}