{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000124","487:4870000251","487:4870010669","487:4870001107","487:4870001488","494:4940005368","487:4870010542","487:4870001598","487:4870000612","494:4940005039","472:4720007160","494:4940006439","487:4870001394","472:4720007159","487:4870001582","490:4900001850","487:4870000300","487:4870003146","487:4870001497","493:4930006949","487:4870000945","494:4940005639","466:4660011175","487:4870000690","477:4770001461"],"twin_admin_codes":[487,487,487,487,487,494,487,487,487,494,472,494,487,472,487,490,487,487,487,493,487,494,466,487,477],"twin_sims":[0.5892186981832798,0.3825407813754802,0.3273461987172152,0.21064350314684685,0.19239107544238981,0.18312185291964636,0.17367183174514056,0.16888885203206375,0.1681412956898571,0.16244146980152882,0.16203186556815383,0.1476879178159704,0.13046575780619613,0.12951639553441374,0.12871176692384947,0.12626630015492818,0.1159772578763282,0.1077506793677139,0.10700271243528515,0.1054553836847414,0.09547871534648521,0.09322076992533354,0.09284098746047394,0.08933512238968672,0.08797351790761487],"twin_dists":[0.13358244290380328,0.1800455796296877,0.19409497336421427,0.22922667707428218,0.23580179638131835,0.23930786543468283,0.24301371848222433,0.24494441657242713,0.24524970860711848,0.24761023349628783,0.24778216046394444,0.25401364036132507,0.2621177649256696,0.26258731593282963,0.26298732197866703,0.26421476917211933,0.26958647452464635,0.2741511840395741,0.2745794293502837,0.2754727775378837,0.28149239373306073,0.2829228428296184,0.28316612001887953,0.28544985666376665,0.2863559829045592],"n_dims_used":43,"mean_confidence":0.9061773433241733},"coverage":{"mean_confidence":0.9061773433241733,"n_dims_used":43,"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}}