{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004496","489:4890004721","489:4890004603","489:4890004493","489:4890004442","489:4890004680","489:4890004764","489:4890004634","489:4890005066","489:4890003957","489:4890004723","489:4890004457","489:4890004773","489:4890005026","489:4890004197","489:4890005429","489:4890004720","489:4890004407","489:4890004980","489:4890004678","489:4890004722","489:4890004256","479:4790001288","489:4890004312","489:4890004761"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489],"twin_sims":[0.896952611107899,0.8827228886900097,0.8615235852026557,0.8113702249576374,0.8091840116180998,0.7794326813556471,0.7418024149071959,0.722320734670974,0.7200322000467146,0.6795513339258734,0.6751757095394306,0.670731001377049,0.6698977355480341,0.6696478726786257,0.6586208427079274,0.6584531833698666,0.6574193011794169,0.6511494958003309,0.6465971545579159,0.6457782175185516,0.6451556385521903,0.6440252965602978,0.6433626312692119,0.6409709977814775,0.6405126380801842],"twin_dists":[0.060570054846985265,0.0648707026457607,0.0709102442134643,0.08397383956476479,0.08451405651790225,0.09168604491060184,0.10037749646206988,0.1047542218837527,0.10526394827827923,0.11415997008348465,0.11511046407124065,0.11607424526609053,0.11625474616970409,0.11630886023400412,0.1186923873895968,0.11872856219556109,0.11895159671888533,0.12030276252925236,0.12128244203813733,0.12145856923595157,0.12159244462118671,0.12183545981188464,0.1219779008115026,0.12249182595988474,0.12259029267254455],"n_dims_used":45,"mean_confidence":0.9203511555989583},"coverage":{"mean_confidence":0.9203511555989583,"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}}