{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002228","490:4900002078","490:4900003117","490:4900003121","490:4900002230","490:4900001920","490:4900003138","490:4900001921","490:4900002838","490:4900002528","490:4900001115","490:4900004222","490:4900002380","490:4900002690","490:4900001914","490:4900004351","490:4900002976","490:4900002530","490:4900002542","490:4900001916","490:4900003658","490:4900002824","490:4900002229","490:4900001769","490:4900002378"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5107625699780818,0.4125348813742992,0.3973806405914566,0.3688490013726754,0.3612438794187681,0.3610406084542985,0.3598384422282081,0.35317186614542423,0.3337185154204579,0.32774324089771956,0.3046037906216838,0.2806834515762093,0.2618542964721701,0.25241604723165884,0.25121597844750937,0.2484925420029442,0.2424031472408977,0.23512566801845639,0.23501671963069826,0.2130546045835868,0.20155812006734575,0.18928167865534246,0.1765117594603681,0.17548858090770147,0.16289182203909103],"twin_dists":[0.15054805368141203,0.17282917933827466,0.17644400692622056,0.18342838550649668,0.18533430471361548,0.18538552345943987,0.18568873754542836,0.1873797189832118,0.19241223376549418,0.193989603261744,0.20025478503109664,0.20702887479751153,0.21261108489199484,0.21550373661957195,0.2158764209568017,0.21672642912182824,0.21864886159709537,0.22098785364800347,0.2210232261626231,0.2283876582434048,0.2324483038998563,0.23696446460489615,0.24188528124079625,0.2422903365565817,0.24742156530709575],"n_dims_used":45,"mean_confidence":0.9140560574001736},"coverage":{"mean_confidence":0.9140560574001736,"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}}