{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000676","489:4890000520","470:4700003967","489:4890001345","470:4700004495","489:4890000628","489:4890000674","489:4890001344","489:4890000619","489:4890000518","489:4890000677","470:4700004492","470:4700004497","489:4890000620","489:4890000731","489:4890000909","489:4890000850","489:4890000728","489:4890001215","489:4890000471","489:4890001418","489:4890001342","470:4700005169","489:4890001278","489:4890000911"],"twin_admin_codes":[489,489,470,489,470,489,489,489,489,489,489,470,470,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.9050987981270273,0.9036565974530243,0.9021887986356186,0.8980313750835466,0.8965514083326704,0.8962917122216763,0.863640209179064,0.8454748945744613,0.8410920101578723,0.8404284413748349,0.8385165222971196,0.8298494053486888,0.8296587373464644,0.8232877421781938,0.81960338560965,0.8169661777012203,0.8132542383224178,0.8117649582302614,0.800010451518809,0.7990763266002782,0.79607193196021,0.7951656090608137,0.791168581702628,0.7909880785522004,0.7906203639622605],"twin_dists":[0.057997697773589464,0.058459639056150745,0.058926809954364535,0.060234401767195356,0.0606945164325442,0.06077497339569759,0.07032413187770122,0.07525031443820095,0.07640643562497172,0.07658047088088021,0.07708047939936988,0.0793215348042362,0.07937038331235063,0.08099202813458194,0.08192079350872465,0.08258170827004262,0.08350666994181691,0.0838760853290691,0.08675975173919512,0.08698659452779613,0.08771398861573773,0.08793277259712012,0.08889416924309168,0.08893745390159662,0.08902559728877348],"n_dims_used":44,"mean_confidence":0.9136378548362039},"coverage":{"mean_confidence":0.9136378548362039,"n_dims_used":44,"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}}