{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003150","487:4870003284","466:4660013846","469:4690002734","466:4660014209","466:4660014408","466:4660013845","487:4870001945","466:4660013145","487:4870001500","466:4660014160","487:4870002889","487:4870003140","466:4660013141","487:4870003151","466:4660013938","487:4870003285","487:4870001209","487:4870002122","466:4660013025","466:4660013849","496:4960005701","487:4870011487","466:4660014085","490:4900002485"],"twin_admin_codes":[487,487,466,469,466,466,466,487,466,487,466,487,487,466,487,466,487,487,487,466,466,496,487,466,490],"twin_sims":[0.8261633727132934,0.7047766481332034,0.6680916274880093,0.6420035421960691,0.6412426623034438,0.6131280284465108,0.5340904387609451,0.46279210605939897,0.46213078722315,0.4388238451241016,0.40646860015832836,0.3992376979724405,0.39480320670105057,0.376405719476893,0.375536539521258,0.375400210724763,0.3626088342238617,0.35966237299566406,0.3569271838752068,0.3517617450053381,0.3510897540030561,0.3446235437854094,0.343191611449955,0.3388363984150826,0.33749171401622047],"twin_dists":[0.0802625880833671,0.10864128369192438,0.11664579277829333,0.12226997830864417,0.12243346175285955,0.12846175778001864,0.14545827700880554,0.16121994899208522,0.1613694909198467,0.16669097862146787,0.1742689725307558,0.1759977385114194,0.1770649764887243,0.1815539122305202,0.18176856713581072,0.1818022572827606,0.18499075217265917,0.1857331896506862,0.18642517817116452,0.1877395073724505,0.1879112283905849,0.1895725031438651,0.18994261243579402,0.1910733909865855,0.19142409650164183],"n_dims_used":43,"mean_confidence":0.9156298082928325},"coverage":{"mean_confidence":0.9156298082928325,"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}}