{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001526","480:4800001363","480:4800001483","480:4800001763","480:4800001584","480:4800001929","480:4800001531","480:4800002095","480:4800001303","480:4800001990","480:4800001414","480:4800002243","480:4800001592","480:4800002091","480:4800002288","480:4800001530","480:4800002519","480:4800001701","480:4800001481","480:4800002146","480:4800001583","480:4800001364","480:4800002518","480:4800001361","480:4800002241"],"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":[0.7894700987715428,0.5192636182042473,0.3701664893602712,0.3642732435762259,0.28866557216829564,0.2807210516874686,0.2693888126736056,0.2671369020200678,0.26240123964013967,0.25795032767523596,0.24624108313610124,0.246094262325414,0.2379861087665527,0.23523131594347008,0.23317853314686487,0.23232608290040502,0.22795510680606365,0.2201459770902841,0.21968431997129692,0.21509978160419135,0.19487528153805672,0.19405598341305122,0.19117717054769867,0.18891478388162905,0.18704591617172642],"twin_dists":[0.08930102498047232,0.14868712767449768,0.18310021965132434,0.1845727143307989,0.204731502971929,0.2070179611115704,0.21034852559652195,0.2110205857570508,0.21244548491027432,0.21379946154536875,0.21743364725101463,0.21747990999120045,0.2200629562686306,0.22095356294709814,0.22162166121700916,0.22190023366059253,0.22333930465439691,0.22595655868735412,0.22611321098601353,0.22768099700746972,0.23488227466069342,0.23518463007868592,0.23625412878081933,0.2371025323273226,0.2378087439973551],"n_dims_used":43,"mean_confidence":0.9131202697753906},"coverage":{"mean_confidence":0.9131202697753906,"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}}