{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003413","480:4800003045","480:4800003582","480:4800003130","480:4800003467","480:4800003218","480:4800003412","480:4800003306","480:4800003222","480:4800002831","480:4800003265","480:4800003357","480:4800002624","480:4800003363","480:4800003656","480:4800002922","480:4800003411","480:4800003305","480:4800003213","480:4800003463","480:4800003464","480:4800003460","480:4800003172","480:4800003416","480:4800002623"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8278953481838914,0.8011497206601127,0.7985689031628492,0.7513269427125449,0.7245387092595496,0.70233879806448,0.6860414499089034,0.6585030476547783,0.6512792265520825,0.6304524931238414,0.6301579643830361,0.6156177476009899,0.6073608225916004,0.5947630930346423,0.5807178999022895,0.5691837557877318,0.5514393110824606,0.5491536860383387,0.5396335404090338,0.5245325754739683,0.5205940120659187,0.5180227386317001,0.5110896705336836,0.502524457719439,0.4930264471812425],"twin_dists":[0.07982127062153527,0.08648264625203345,0.08710968045322252,0.09821025583511465,0.10425938314581845,0.10917793129206256,0.11274679898663066,0.11871780348036703,0.12027482799185896,0.12474949516292663,0.1248126600521878,0.12792855182172733,0.12969672704526952,0.13239455377284054,0.13540499817264928,0.13788144402562724,0.1417029445376579,0.1421964841666217,0.1442560075264258,0.1475373884676213,0.14839656792507558,0.14895829643124567,0.1504763074266377,0.15235898968692177,0.15445702124829777],"n_dims_used":43,"mean_confidence":0.9207687377929688},"coverage":{"mean_confidence":0.9207687377929688,"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}}