{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000679","496:4960000558","496:4960000548","496:4960002898","493:4930006022","496:4960000430","493:4930004485","493:4930004159","496:4960000913","496:4960000556","493:4930004328","493:4930006094","496:4960000489","493:4930005789","496:4960000919","493:4930004748","496:4960000486","496:4960002468","493:4930004463","493:4930004768","493:4930001802","493:4930004176","493:4930001967","496:4960000834","496:4960000618"],"twin_admin_codes":[496,496,496,496,493,496,493,493,496,496,493,493,496,493,496,493,496,496,493,493,493,493,493,496,496],"twin_sims":[0.617747729078009,0.5674012081827206,0.5673627691415926,0.5531771494820001,0.5478491524219773,0.533913678533146,0.5311902944246565,0.513697406275047,0.510357419453164,0.5044801428428664,0.4875554834263011,0.48240224717374847,0.4791657196457101,0.4729018774815423,0.4680064611046608,0.4582484018550439,0.45577166032944544,0.4461147236067652,0.4420523343096182,0.4402144368761704,0.43827236735991204,0.43436772327231044,0.4317498499586159,0.4313947024328103,0.42318023797082804],"twin_dists":[0.12747233662208532,0.1382646289362353,0.13827289351305608,0.14132790924485977,0.1424783265944383,0.14549665600294753,0.14608829993011596,0.14990474189554767,0.15063693572077885,0.15192837207087614,0.15567083308142984,0.15681794183273573,0.15754035178294695,0.15894295928593094,0.16004343828062262,0.1622489362922062,0.16281136796085477,0.1650151455495418,0.16594758041747973,0.16637051740450115,0.16681817675857866,0.16772060028570906,0.1683274475589676,0.16840988826378672,0.1703245445244675],"n_dims_used":45,"mean_confidence":0.9301957024468316},"coverage":{"mean_confidence":0.9301957024468316,"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}}