{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000400","489:4890000385","489:4890000225","489:4890000745","489:4890001501","489:4890000632","489:4890000144","489:4890000388","499:4990002278","489:4890000315","470:4700006165","489:4890000747","499:4990001922","489:4890000637","489:4890000704","472:4720001587","489:4890000498","489:4890000453","489:4890000345","489:4890000595","489:4890000495","489:4890000362","489:4890000415","489:4890000762","489:4890000652"],"twin_admin_codes":[489,489,489,489,489,489,489,489,499,489,470,489,499,489,489,472,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8385500891605321,0.8048930790960136,0.730424819166101,0.6828102264038398,0.665182073249368,0.6533540541623098,0.640016704870256,0.6281176433371025,0.6190195810383933,0.6171292070292329,0.616602300736129,0.6000367801761862,0.5987520907959154,0.5947298932334361,0.5910552323288119,0.5860886779288162,0.5855551014814009,0.5854523623245883,0.5843719463101288,0.5839944299384565,0.5829887720175758,0.5782094518121645,0.5753075158778117,0.5743927372218355,0.5723502364211266],"twin_dists":[0.07707171911086122,0.08556862798408624,0.10294205629274299,0.11345089344687471,0.11727522109971829,0.11982793405830748,0.12269682137291135,0.12525016368638267,0.12719989415123498,0.1276048219106031,0.12771767965045142,0.13126505413460288,0.13154017863893552,0.13240166540854173,0.13318890638338374,0.1342533090061976,0.134367693935318,0.1343897193232412,0.13462135636889833,0.1347023013516418,0.1349179471299566,0.13594318164264496,0.13656604276683856,0.13676244854798397,0.13720109186858864],"n_dims_used":45,"mean_confidence":0.9148078070746528},"coverage":{"mean_confidence":0.9148078070746528,"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}}