{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001041","477:4770000687","477:4770001343","477:4770001566","477:4770001623","477:4770000428","477:4770002184","477:4770001635","477:4770003347","477:4770000478","477:4770002063","477:4770002120","477:4770001932","489:4890004603","477:4770002238","477:4770001809","477:4770002125","477:4770001807","467:4670004334","489:4890004493","477:4770003432","489:4890004766","477:4770002799","489:4890003974","477:4770003507"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,467,489,477,489,477,489,477],"twin_sims":[0.8646674143761474,0.7347927387782242,0.6690892775420934,0.6416332367557612,0.607985096706679,0.5489136855821936,0.5368348866914608,0.5294471547560899,0.526374351658749,0.5213925366414446,0.5163315614284435,0.5120869039147932,0.4817338119994227,0.4738794901398281,0.4680292014737743,0.4629727995733652,0.44986452672269206,0.44358125639926316,0.44126591207968446,0.43824359575244926,0.4362332822574317,0.4342934291845771,0.43078764497783584,0.4299626920081049,0.42956940296773627],"twin_dists":[0.07003844350253005,0.1019604570668159,0.11642982001067674,0.12234954559001518,0.1295630527218642,0.14224832748048308,0.1448627163527688,0.14646732231064508,0.14713611574485141,0.14822225273299575,0.14932811983018104,0.15025764630263425,0.15696701401341598,0.1587236518377068,0.16003831731479853,0.16117910240414388,0.1641573234554234,0.1655962640197509,0.1661284680295146,0.16682481464739837,0.16728904060445932,0.16773780204495023,0.16855086878122913,0.16874258192853345,0.16883403222280505],"n_dims_used":45,"mean_confidence":0.921040768093533},"coverage":{"mean_confidence":0.921040768093533,"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}}