{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006478","496:4960007559","487:4870003962","480:4800005127","487:4870006147","466:4660000569","487:4870001343","496:4960005428","494:4940005342","487:4870004252","490:4900004286","490:4900007398","490:4900001351","487:4870001205","466:4660013981","467:4670003493","487:4870003825","487:4870012648","487:4870001949","487:4870002254","490:4900000627","490:4900001454","487:4870002864","493:4930004953","493:4930002333"],"twin_admin_codes":[494,496,487,480,487,466,487,496,494,487,490,490,490,487,466,467,487,487,487,487,490,490,487,493,493],"twin_sims":[0.12691622545121722,0.07339106989613042,0.06433330546127712,0.052971924964813524,0.05092512488232443,0.042897352064770446,0.03921058203305625,0.03791185584179664,0.037147759433733864,0.0366456228211631,0.03306043415065832,0.027992272814113678,0.027409806916564968,0.02703386112535675,0.026874089257611335,0.026088032402706407,0.025746183425671792,0.024980187556815994,0.02437992826799652,0.023735638648658543,0.022473107415740226,0.0221838543466802,0.020944256494217214,0.020843161452623826,0.020381837654227013],"twin_dists":[0.26388680916658225,0.29683938565706863,0.30423235521424347,0.31482139489105937,0.31692562332799173,0.3259277915240177,0.3305456811445618,0.33226003057782705,0.3332920371740792,0.3339800806494465,0.339139965982067,0.3473178309363909,0.3483375346046015,0.34900564138749784,0.3492920037059818,0.3507226130321986,0.3513564035521815,0.35280338216442275,0.35396433641994834,0.3552383053161369,0.35782417211693346,0.35843431672575937,0.361130056994805,0.36135598152623477,0.3623992097431792],"n_dims_used":45,"mean_confidence":0.909285651312934},"coverage":{"mean_confidence":0.909285651312934,"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}}