{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012475","490:4900012836","487:4870000926","490:4900012838","487:4870004069","487:4870001263","487:4870000672","466:4660010678","487:4870000925","487:4870003919","487:4870000151","487:4870002869","490:4900012749","487:4870002533","494:4940007753","466:4660012856","487:4870004213","466:4660012448","490:4900010698","487:4870000475","487:4870002531","487:4870002638","490:4900012699","487:4870002748","490:4900012073"],"twin_admin_codes":[490,490,487,490,487,487,487,466,487,487,487,487,490,487,494,466,487,466,490,487,487,487,490,487,490],"twin_sims":[0.2361191954100669,0.22660752704487444,0.18477607298376636,0.14880077566914723,0.12729882756077288,0.09451962663617226,0.08198690181149501,0.07708009137577197,0.076334523394733,0.073489573067811,0.07291774457674646,0.07260759035829845,0.06524838618730557,0.06084257011297596,0.060197305177780436,0.05944805885381662,0.05281633155483227,0.05226058614242879,0.050818096654304624,0.04905950271372725,0.03929058628142325,0.03903513530398664,0.036706122803531645,0.0352267892600759,0.034071231338172754],"twin_dists":[0.22066577662880787,0.22378664680944335,0.23867316924647966,0.2535146628010363,0.2636943383714651,0.2820967009197645,0.29047762661770765,0.2940394102025023,0.29459644830466886,0.2967631606202172,0.29720681870783755,0.2974486330309051,0.30344828444074673,0.30730979941366365,0.3078944576385929,0.3085798308697998,0.3149789595578136,0.31554491046729377,0.3170375765624674,0.31890581193563977,0.3304416528148249,0.33077444182152715,0.3338967593196022,0.3359684264563187,0.3376387942107972],"n_dims_used":45,"mean_confidence":0.9063956366644965},"coverage":{"mean_confidence":0.9063956366644965,"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}}