{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000581","477:4770000692","477:4770000485","477:4770001281","489:4890003976","477:4770001404","477:4770000798","477:4770000533","477:4770000527","477:4770000733","477:4770000804","477:4770000431","477:4770000475","477:4770001693","477:4770000579","477:4770000866","477:4770001042","477:4770000632","477:4770000582","477:4770000539","477:4770000532","477:4770000983","477:4770001624","489:4890004036","477:4770000529"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477],"twin_sims":[0.810039746565441,0.8022979214017318,0.7983439197545136,0.7553314768951551,0.7497368009245653,0.7037512371979001,0.619919341859948,0.6079729782240352,0.6022100367932659,0.5784780075632742,0.574700262362669,0.5734761833747377,0.5662424783142495,0.5620796352522812,0.5491103890760685,0.5482324526558975,0.5440879643726605,0.5432117593853468,0.5372548566686247,0.5372108961079266,0.5354053100386179,0.5227776260871833,0.5184014286864925,0.517536270115657,0.5154307812809653],"twin_dists":[0.08430284178495674,0.08620286739553572,0.08716422415486959,0.09729299696347055,0.09857346382706131,0.1088671046497261,0.12700714282586514,0.12956564762894304,0.13079966421164418,0.1358855540130007,0.13669641857328713,0.13695926627465252,0.13851379060902191,0.13940944762326257,0.1422058366123606,0.142395503521165,0.1432915696116691,0.14348116438641648,0.14477163377490146,0.1447811672351254,0.1451728665210538,0.14792003910379645,0.14887552507765936,0.14906464653149037,0.14952522082316477],"n_dims_used":45,"mean_confidence":0.9206814236111112},"coverage":{"mean_confidence":0.9206814236111112,"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}}