{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003039","490:4900003698","490:4900003440","490:4900003177","490:4900003441","490:4900003444","490:4900002130","490:4900004137","490:4900003036","490:4900002749","490:4900003987","490:4900002431","490:4900002143","490:4900004420","490:4900003844","490:4900003046","490:4900004406","490:4900003700","490:4900003994","490:4900002284","490:4900004132","490:4900002139","490:4900003310","490:4900007005","490:4900004540"],"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":[0.5447743945775271,0.531175600619112,0.5243804614261686,0.5071654818366792,0.4749168878973132,0.4729408628088222,0.45015638030035243,0.420968218946623,0.41336533170808454,0.3937634227989219,0.3909435318961417,0.3823182649720238,0.37098464703047834,0.363279724929031,0.35626074654961615,0.3559724117515522,0.3549412446163436,0.35463752923210934,0.34266205138208194,0.33944508792856354,0.334646413294708,0.3288781651510525,0.31561636779023033,0.314239335489048,0.31073481697999616],"twin_dists":[0.14314307674419022,0.14609149380333986,0.14757054404865053,0.1513378237883974,0.15849109625326677,0.15893421084637913,0.16409067071020714,0.17084276109844987,0.1726328009652749,0.17731601607460634,0.1779983886172994,0.1801000813402726,0.18289672142339258,0.18482213275227685,0.18659419570062089,0.18666737180779594,0.1869293210648627,0.1870065494151587,0.19007969507148295,0.1909148857472661,0.19216867331425966,0.19368879597474342,0.19724063903899444,0.19761421073184182,0.19856916437501138],"n_dims_used":45,"mean_confidence":0.9216754489474827},"coverage":{"mean_confidence":0.9216754489474827,"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}}