{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006812","490:4900006569","490:4900006815","490:4900005711","490:4900005834","490:4900006570","490:4900006456","490:4900005964","490:4900005307","490:4900005963","490:4900006215","490:4900005437","490:4900005700","490:4900006095","490:4900006942","490:4900005701","490:4900006085","490:4900006690","490:4900005961","490:4900006460","490:4900004901","490:4900006444","490:4900006090","490:4900006697","490:4900006457"],"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":[0.2890871023034823,0.22451904812805226,0.15903871493339777,0.11689548943096802,0.08073323002981929,0.0767976926341461,0.06866898294870635,0.06525152777474832,0.06075245753618634,0.052089719082606505,0.046412120699037225,0.04326385534742838,0.04287411812680981,0.0419198570658961,0.04152179040226608,0.03796392214838725,0.03602985946411543,0.033477595266777654,0.03045416587964304,0.029816732016677283,0.029504557476116144,0.028408958623677486,0.02837341793951008,0.028361877419629897,0.02810659392519256],"twin_dists":[0.20461124681488332,0.2244834380986254,0.24904817944450772,0.2690926036985288,0.2913710324889964,0.2942498869178639,0.3005946435095137,0.3034456081466038,0.3073911411574058,0.3157199197562669,0.3218264969141295,0.3254872177569037,0.3259558276238175,0.32711852207336606,0.327610134177548,0.33219035207505543,0.33483482856275804,0.33851574529544004,0.3431996904006364,0.34423774015776404,0.34475306984459275,0.3465994943629944,0.3466604093107645,0.34668020328966914,0.34711983906429744],"n_dims_used":45,"mean_confidence":0.9125151740180122},"coverage":{"mean_confidence":0.9125151740180122,"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}}