{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000122","489:4890000237","489:4890000283","485:4850002248","481:4810006179","481:4810006150","489:4890000119","485:4850002970","485:4850001832","485:4850002101","489:4890000284","489:4890000282","485:4850002336","481:4810006176","485:4850002100","485:4850002079","485:4850002615","485:4850001915","485:4850002612","489:4890000278","489:4890000106","485:4850002348","489:4890000256","489:4890000202","489:4890000308"],"twin_admin_codes":[489,489,489,485,481,481,489,485,485,485,489,489,485,481,485,485,485,485,485,489,489,485,489,489,489],"twin_sims":[0.9443454429239466,0.8378998719988519,0.7816722109358648,0.6901636973713001,0.675166557501733,0.6461765137903382,0.6261234245908117,0.6122255833538769,0.5830100817774055,0.5740479427751541,0.5698660076984339,0.5557732065867895,0.5284637026793614,0.5199034290020859,0.5182944460964193,0.5177839071278575,0.5159346984896214,0.5123261061317596,0.5080009339500113,0.5029949825906388,0.4977832640735209,0.4963837571963018,0.49242085403426633,0.4878987007021745,0.4792914326405542],"twin_dists":[0.0439518155478568,0.07724129846400199,0.0911566801656042,0.11184696546192097,0.11511245031742014,0.12137291247417184,0.12567767831061055,0.12865501543499272,0.1349133773451431,0.13683648489652842,0.13773482006172028,0.14076800492584948,0.1466812781337838,0.14854737030312662,0.14889890709711945,0.149010505965134,0.14941494760687465,0.1502052130244997,0.1511542637741637,0.15225534441568897,0.1534048624832681,0.15371411767406024,0.1545911831053731,0.15559456565008767,0.15751226305526397],"n_dims_used":44,"mean_confidence":0.9134896885265004},"coverage":{"mean_confidence":0.9134896885265004,"n_dims_used":44,"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}}