{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730005098","500:5000004345","473:4730004815","473:4730004817","473:4730004724","473:4730004818","473:4730004725","473:4730005003","473:4730004631","473:4730005007","473:4730005739","473:4730005097","473:4730004910","500:5000002925","473:4730005631","473:4730005004","473:4730004630","500:5000004699","473:4730004908","473:4730004909","473:4730004912","500:5000003461","473:4730005197","473:4730005099","473:4730003997"],"twin_admin_codes":[473,500,473,473,473,473,473,473,473,473,473,473,473,500,473,473,473,500,473,473,473,500,473,473,473],"twin_sims":[0.6911008311606888,0.6201814162620862,0.61594125666162,0.52980865785155,0.5245669542058765,0.5224902976823941,0.5156446396541922,0.4955311018922404,0.4947359343009297,0.4859315744099929,0.4838256161840699,0.4819346736578779,0.47261062069111076,0.4701705690080804,0.4695408852937519,0.46528261715505403,0.4596993552550437,0.44659599596219174,0.4424706352953993,0.4374847708784189,0.4372429449267486,0.43519139621951425,0.4334989566809675,0.43170524984262454,0.43030851113194124],"twin_dists":[0.11164214368765595,0.12695099755485323,0.12785926365582373,0.14638869657700895,0.14752989539769104,0.14798271630909995,0.14947841853996854,0.15390265479947524,0.15407856454139549,0.156031909373575,0.15650072247594363,0.15692221167639472,0.15900832588623848,0.15955647533472112,0.15969808685235276,0.16065744736527066,0.16191995423644723,0.16490489539811207,0.1658514164395637,0.16699994498633147,0.16705578156400974,0.1675299690875735,0.16792182488678983,0.16833779911473004,0.1686621978390234],"n_dims_used":44,"mean_confidence":0.9206220453435724},"coverage":{"mean_confidence":0.9206220453435724,"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}}