{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780007538","490:4900010119","494:4940006651","470:4700000797","478:4780006394","496:4960003558","466:4660014134","490:4900003493","487:4870011105","474:4740004315","470:4700006263","466:4660004251","478:4780006184","494:4940000190","487:4870002209","496:4960006772","487:4870002078","494:4940007704","496:4960003557","469:4690000100","496:4960005003","469:4690005638","496:4960006392","470:4700009005","496:4960001777"],"twin_admin_codes":[478,490,494,470,478,496,466,490,487,474,470,466,478,494,487,496,487,494,496,469,496,469,496,470,496],"twin_sims":[0.013067537307564173,0.008287528413812216,0.004142838356815541,0.003799446151947958,0.002777394024237893,0.002728472687423022,0.0020640941462424646,0.0017182757405871578,0.0015033803389701119,0.0011614155481466837,0.0008318579705644361,0.0006919157755711272,0.0006079410254368107,0.0006067228218020937,0.0005893857845033672,0.0005461766664080266,0.00044326997626907756,0.000442874247191894,0.000377100307025419,0.00036813969481920154,0.0003209113747664746,0.0003073307722315412,0.00028826732277005345,0.0002776035560075061,0.0002756779920043643],"twin_dists":[0.3825293875917643,0.40210800301106714,0.43021104302218754,0.4335902102214216,0.44561305694840614,0.4462852227444399,0.4567101972981764,0.4634330082815245,0.46827053344194686,0.47747611974749365,0.4891235563294426,0.4954348716834553,0.49982049819368285,0.49988818408476365,0.5008654554869983,0.5034230007212442,0.5103697722814491,0.5103992893868017,0.5156851068777984,0.5164711107851089,0.5209357987383527,0.5223340031806791,0.5243978089383556,0.5256088541025411,0.525832178559927],"n_dims_used":45,"mean_confidence":0.9166307237413195},"coverage":{"mean_confidence":0.9166307237413195,"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}}