{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004219","499:4990004195","499:4990003962","500:5000011323","500:5000011330","500:5000010735","499:4990003950","499:4990004017","468:4680000018","500:5000010151","499:4990004243","499:4990003893","499:4990003926","500:5000010053","500:5000010453","499:4990003818","500:5000010982","499:4990003977","500:5000010543","468:4680000039","499:4990003488","499:4990003693","499:4990003934","468:4680001381","499:4990003491"],"twin_admin_codes":[499,499,499,500,500,500,499,499,468,500,499,499,499,500,500,499,500,499,500,468,499,499,499,468,499],"twin_sims":[0.659320337971454,0.6516417502549628,0.5849886118553379,0.574132354679475,0.5650743209536179,0.5434885763834029,0.5404794129685634,0.5196639025739901,0.5108003613245736,0.5050860369742057,0.5015757550136215,0.4916904545270479,0.48016842375607494,0.46980768181546917,0.46791848178916134,0.46718374531570483,0.4624847569549621,0.45587799554746583,0.44880879329161044,0.4445036550447627,0.43697886172621236,0.43638972714738666,0.43351911074718985,0.42969168883157505,0.4209304731755474],"twin_dists":[0.11854144199919348,0.12019676193365084,0.13448914210062204,0.13681835905610568,0.13876504186123934,0.14342126030296176,0.1440727526373949,0.14859968660932535,0.15053976392555338,0.15179505326988574,0.15256804680537406,0.15475305892327595,0.15731637770602522,0.1596380783240838,0.16006325138337218,0.16022876516720977,0.16128943951618813,0.16278719808857622,0.1643985644191692,0.16538454045494905,0.16711677120260857,0.16725288364856772,0.16791715494878437,0.16880559380798638,0.17085161385092143],"n_dims_used":45,"mean_confidence":0.9361033969455295},"coverage":{"mean_confidence":0.9361033969455295,"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}}