{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001019","488:4880000528","496:4960004612","488:4880000455","488:4880000453","488:4880000384","488:4880000928","496:4960006736","488:4880001093","488:4880001018","496:4960005070","496:4960006866","488:4880000176","470:4700005476","488:4880000227","488:4880005491","488:4880000337","496:4960005931","496:4960010743","488:4880003163","496:4960004476","488:4880003114","488:4880000133","488:4880000760","488:4880000177"],"twin_admin_codes":[488,488,496,488,488,488,488,496,488,488,496,496,488,470,488,488,488,496,496,488,496,488,488,488,488],"twin_sims":[0.8116986816997037,0.7894028638654952,0.7722885029124932,0.7494513244796955,0.733116185409243,0.6849208147275218,0.6815788182128859,0.6700573393201275,0.6455737433979891,0.6454910167153901,0.6421235089174696,0.6328309450077356,0.6133670807640799,0.6043276627980263,0.5960835549322431,0.581178970726746,0.5808957861297409,0.5792783783457383,0.5742983301517222,0.5619023608550343,0.5586773767819022,0.5560325696156425,0.553852110812148,0.5499316720937153,0.535945090065166],"twin_dists":[0.08389250310155077,0.08931711030203357,0.09336468869015051,0.09863860991407869,0.10233764848648245,0.11299110943181638,0.11371894661450561,0.11622017735525088,0.12150254006438653,0.1215203293341868,0.12224419988044961,0.12423931692309727,0.12841056396254402,0.13034621011949873,0.1321117130548639,0.13530609693860846,0.13536684024343765,0.13571382130143647,0.13678271976916245,0.13944760800515996,0.14014210840155297,0.14071208853290815,0.14118229851296005,0.14202845450022336,0.14505574066532576],"n_dims_used":45,"mean_confidence":0.9436891343858507},"coverage":{"mean_confidence":0.9436891343858507,"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}}