{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002619","498:4980003245","498:4980002617","498:4980002069","498:4980004019","498:4980001797","500:5000011318","498:4980003209","498:4980002548","498:4980003861","498:4980001030","498:4980001422","498:4980002075","498:4980002151","498:4980001029","498:4980002620","498:4980002714","500:5000007106","498:4980001516","498:4980002551","498:4980003361","498:4980003269","500:5000010537","498:4980002153","500:5000007765"],"twin_admin_codes":[498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,500,498,500],"twin_sims":[0.743023686271356,0.6259615839218977,0.5948419130411422,0.5715316673907064,0.5704983605697905,0.5620960839876105,0.5155296865121274,0.47095298448172995,0.47082132171590124,0.444193858499678,0.436079421621494,0.4257218914081478,0.4179226281032164,0.41384936368594916,0.39306431843849193,0.38629650976553653,0.3799758586961588,0.3681944564118261,0.36549155771201214,0.36359449533333166,0.3634621806923736,0.3625527390685531,0.36201509066593135,0.35992420388852364,0.3571826847903577],"twin_dists":[0.10010068935357945,0.12571236904192845,0.13237767002161432,0.13737693123245298,0.13759893737586423,0.13940590692181626,0.14950357510883347,0.15938060460801223,0.15941019277402318,0.16545563103682515,0.16732460532216675,0.16973050072318444,0.17155814767225944,0.1725184199011174,0.17748497662634125,0.17912795185457348,0.1806747433366189,0.18359163972981019,0.18426733025138883,0.1847430737626973,0.18477630221463234,0.18500485810138703,0.18514011369078118,0.18566708936898563,0.18636042277000878],"n_dims_used":43,"mean_confidence":0.9222422755041788},"coverage":{"mean_confidence":0.9222422755041788,"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}}