{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002522","489:4890002290","489:4890002195","489:4890001959","477:4770000059","489:4890002029","477:4770000319","489:4890002279","489:4890002612","477:4770000835","477:4770001263","499:4990002807","477:4770000822","477:4770000433","489:4890002858","477:4770000898","484:4840005851","477:4770000386","484:4840001298","477:4770003532","489:4890004096","477:4770001024","489:4890002945","470:4700003962","484:4840004705"],"twin_admin_codes":[489,489,489,489,477,489,477,489,489,477,477,499,477,477,489,477,484,477,484,477,489,477,489,470,484],"twin_sims":[0.7407848929816309,0.5916970168380057,0.5531526847995907,0.5410423218775371,0.5006770531793479,0.4891141120944468,0.46068327502473655,0.4351675122116626,0.4263922215870379,0.3951430221705995,0.38712791700111243,0.3821352896013066,0.37204972760366606,0.37084878305912367,0.3647883829855701,0.3570305845204319,0.350229833940021,0.3476457982211142,0.3460063870526765,0.33899800485945925,0.33717552454920413,0.33555080380345675,0.3335904419568367,0.31768373162209584,0.30655876563161544],"twin_dists":[0.10060788813210787,0.1330513979377655,0.14133318757562874,0.14395083050652238,0.15276618611608342,0.15532461558545685,0.16169707595321411,0.1675354947817377,0.16957407467598218,0.1769829996418785,0.17892539076048888,0.18014490953734064,0.18263213968518166,0.18293049908461428,0.1844435261414433,0.18639896893410535,0.1881312235566348,0.1887940120067945,0.18921585562750104,0.19103129308991185,0.19150667086428927,0.19193163602821772,0.19244588021494416,0.19668151756124655,0.19971519211041416],"n_dims_used":45,"mean_confidence":0.9196573893229166},"coverage":{"mean_confidence":0.9196573893229166,"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}}