{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009544","490:4900007908","490:4900011970","490:4900009118","490:4900011713","490:4900011521","490:4900008349","490:4900012048","490:4900011382","490:4900009830","490:4900008792","490:4900009636","490:4900009117","490:4900011566","490:4900008671","490:4900011628","490:4900011653","490:4900009530","490:4900009233","490:4900009347","490:4900009859","490:4900009834","490:4900011903","490:4900011982","490:4900011163"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.018861440021553502,0.01619504494275189,0.014238533964262085,0.013921109525558632,0.01075399879074892,0.010537405724483993,0.009897852294696953,0.008588611471985447,0.007374737617044134,0.006954820307415173,0.006947712145626708,0.006765473153770796,0.006717014104518774,0.006549181409415591,0.006539572553740311,0.0064429723264356345,0.006168776100055817,0.00583980685542088,0.00536596203416473,0.005079861452003553,0.0048984221921852455,0.004872941794661385,0.0044291466080452905,0.00433226579644285,0.003984617385499123],"twin_dists":[0.3659896996109188,0.37294787945822794,0.3787262675904295,0.3797290559484128,0.3910269385958096,0.3919036156946273,0.39458927823106293,0.4006083013056767,0.40697346970953363,0.4093960392619676,0.40943816767803937,0.4105317168336572,0.4108269611693696,0.4118645469600999,0.4119246733353765,0.41253360047908655,0.41430795340029386,0.4165331169519878,0.4199458802924621,0.42214088538375355,0.4235916532762193,0.42379927646882143,0.42758296220114395,0.4284545201121347,0.4317350672628335],"n_dims_used":45,"mean_confidence":0.8892140706380208},"coverage":{"mean_confidence":0.8892140706380208,"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}}