{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010068","500:5000011067","499:4990003602","500:5000010066","499:4990004263","500:5000011272","500:5000010735","500:5000010816","499:4990003927","500:5000010174","500:5000011063","500:5000011210","500:5000011323","499:4990004035","500:5000009631","499:4990004228","500:5000009070","500:5000009615","500:5000009621","500:5000011214","500:5000010071","500:5000011330","500:5000010907","500:5000011331","499:4990004199"],"twin_admin_codes":[500,500,499,500,499,500,500,500,499,500,500,500,500,499,500,499,500,500,500,500,500,500,500,500,499],"twin_sims":[0.7933432119956557,0.7876699423018776,0.6304905242642741,0.5735643114729115,0.5565937600835977,0.5545552075658634,0.5438339627477422,0.5426300246754194,0.5364869546141533,0.5200935559576197,0.5174411797218443,0.5120511943699331,0.507777601043605,0.5066683391579727,0.5028601370625653,0.4987982946156792,0.4849267153446737,0.4739893696135144,0.4643242011612505,0.46349759370080734,0.45738225133158467,0.4564577003522034,0.44372904171556016,0.4433950822144889,0.4309757832517849],"twin_dists":[0.0883718060966109,0.08973117181300666,0.12474133879183565,0.13694034057589044,0.14059111398810573,0.1410306470800183,0.1433465252868128,0.14360707164150324,0.14493818602578484,0.14850584765522204,0.14908543768126653,0.15026547438860002,0.15120332523816374,0.15144709047105748,0.1522850449255761,0.15318072093452173,0.15625552525287972,0.15869901198720784,0.1608737886575148,0.16106050198181296,0.16244550121191656,0.16265546784776297,0.16556233061633838,0.16563901819429094,0.16850716770828178],"n_dims_used":45,"mean_confidence":0.9260658264160156},"coverage":{"mean_confidence":0.9260658264160156,"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}}