{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004267","481:4810001911","470:4700006698","477:4770003710","488:4880002341","481:4810002934","488:4880000716","470:4700005713","470:4700001039","488:4880001012","488:4880000044","488:4880005855","479:4790002028","470:4700005722","467:4670001171","496:4960001676","472:4720000059","470:4700007064","496:4960009931","470:4700000759","488:4880001454","499:4990001417","470:4700000926","488:4880001181","481:4810000691"],"twin_admin_codes":[481,481,470,477,488,481,488,470,470,488,488,488,479,470,467,496,472,470,496,470,488,499,470,488,481],"twin_sims":[0.5046614808458818,0.48053955255074693,0.4356923010442268,0.4179278893164616,0.40795424723792745,0.407589146069602,0.40321249622905425,0.4020015337498493,0.4003012203139135,0.39996253394478537,0.3968970233222659,0.39573900407722756,0.39387101401752084,0.37910726800687883,0.3691931398401922,0.36775271458628583,0.36213412146006163,0.3529638605422153,0.34349299685686024,0.33507821059717335,0.334161661578921,0.3338795981452086,0.33167251729873126,0.327083829988987,0.32587278800113284],"twin_dists":[0.15188846658923855,0.1572335164682505,0.16741410989950714,0.17155690994431777,0.173915492829261,0.17400230831740324,0.17504571568742688,0.17533530783908827,0.17574259014978047,0.17582381051123713,0.1765603812267816,0.17683930388984165,0.1772900256313695,0.18088826881779382,0.1833426097036623,0.183701899308404,0.1851101604672657,0.1874327439642543,0.1898646456988551,0.19205545758594708,0.19229586810202284,0.19236992536262756,0.1929505872480012,0.19416464152391955,0.1944866171347731],"n_dims_used":43,"mean_confidence":0.9119912080986555},"coverage":{"mean_confidence":0.9119912080986555,"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}}