{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012120","490:4900011318","490:4900011385","490:4900011097","490:4900011576","490:4900011177","490:4900011778","490:4900011779","490:4900011246","490:4900011520","490:4900011176","490:4900011451","490:4900011762","490:4900010941","490:4900010999","490:4900011458","490:4900011174","490:4900011641","490:4900011582","490:4900011081","490:4900011455","490:4900012104","490:4900011978","490:4900010674","490:4900012046"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14916732901136986,0.14389910622732208,0.0991469490503413,0.09910042807514216,0.09369366893380533,0.08646623118311889,0.08360026196152266,0.06140454118216853,0.05726881098494545,0.052926691572523575,0.052014683878399914,0.04742647525332909,0.043145247674192894,0.042172739361129544,0.041565574642161957,0.04111990169978702,0.03956013998713685,0.03687026284151746,0.035417589945808625,0.03505202401970934,0.03464946491575192,0.034492407980826145,0.03426134945291395,0.03083285630676475,0.0306022013423003],"twin_dists":[0.2533509123474265,0.25573357554336584,0.27922423958785414,0.2792525889892229,0.28262100902575665,0.28737214448579546,0.28934383877502456,0.30680474669730395,0.3106145485130944,0.3148671617157007,0.3157969247324295,0.3206913614845382,0.3256294514320684,0.3268082515369645,0.32755586675439424,0.3281105129131926,0.33009246930436675,0.3336712892277568,0.3356971213390059,0.33621802926077143,0.33679702495092895,0.33702447160210103,0.3373606941805485,0.3425917836927672,0.3429612843215785],"n_dims_used":45,"mean_confidence":0.8901975843641493},"coverage":{"mean_confidence":0.8901975843641493,"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}}