{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013288","491:4910000477","490:4900013287","497:4970001691","490:4900013165","491:4910000381","490:4900000302","490:4900013044","491:4910000380","491:4910000338","491:4910000476","490:4900013112","491:4910000339","497:4970001692","490:4900013164","491:4910000298","492:4920004740","491:4910000427","492:4920004915","490:4900013253","490:4900013007","497:4970002697","491:4910000699","492:4920004633","497:4970001106"],"twin_admin_codes":[490,491,490,497,490,491,490,490,491,491,491,490,491,497,490,491,492,491,492,490,490,497,491,492,497],"twin_sims":[0.11564811888630408,0.045298535323882935,0.036381429727200945,0.029633823603810137,0.023439555335970367,0.021707608670735512,0.020978032800599806,0.018572600823856644,0.01597502764184648,0.014414341993493281,0.012319123614851168,0.01221747821266978,0.010474159658322107,0.008215405588918109,0.008095312722507386,0.0066079577417527575,0.006315010859755316,0.004817061966073722,0.004220960086336068,0.0038406870498631056,0.003429762037736332,0.003356585152047727,0.003194780163599178,0.0031725008351839445,0.002965584765396602],"twin_dists":[0.2697642328362843,0.3230968505875895,0.3343453046500678,0.3445391158851708,0.355833830267286,0.35945412552546524,0.36105478618768644,0.3667002346466662,0.37356601163794173,0.3781793247953808,0.3851212150935001,0.3854839184656177,0.39216263452862643,0.40247448399029256,0.4030911623629731,0.41149848025865216,0.41335300623057913,0.4242580711729938,0.42947797001460636,0.43317002564710977,0.43755423686487416,0.4383848302504228,0.44028167605888835,0.44054969455217874,0.4431244820294494],"n_dims_used":44,"mean_confidence":0.9099362980235707},"coverage":{"mean_confidence":0.9099362980235707,"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}}