{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007428","490:4900006558","491:4910002112","490:4900007161","490:4900006443","490:4900006934","490:4900005562","490:4900006559","490:4900006203","490:4900006065","490:4900004064","491:4910001202","490:4900007545","490:4900006924","490:4900004881","490:4900007291","491:4910001623","490:4900002223","490:4900007054","490:4900007431","490:4900002674","490:4900002673","491:4910001801","490:4900005709","490:4900007288"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,491,490,490],"twin_sims":[0.45997569628220186,0.26830642986515785,0.21501264871043635,0.08489386091374396,0.08135648322535957,0.07520253558302356,0.07027318335217231,0.06971612647531952,0.0671551171587489,0.06591216339290239,0.05106349566445028,0.048305518978675736,0.04735524982164625,0.04379511804582712,0.04276463465421525,0.04221790932434861,0.03908802773178176,0.03790000135331089,0.034671503754460084,0.034440386440178404,0.031806251006251854,0.03075590106489162,0.02870233896614745,0.026225789320537398,0.025995967043551442],"twin_dists":[0.1618573401181699,0.21067111537733874,0.22771101090729118,0.28844731827678044,0.29092550482437746,0.2954506334049151,0.2992960314637965,0.2997442178287815,0.30184295835706143,0.30288514105491526,0.31678117508561376,0.3197239492935275,0.32077040158307746,0.3248541247833609,0.3260881122235191,0.32675299586766543,0.3307053852792589,0.33227590635148946,0.3367651790109217,0.3371000025607754,0.3410580415334682,0.34271479917454106,0.34609914176994877,0.3504692350937798,0.3508925943016585],"n_dims_used":45,"mean_confidence":0.9029198540581598},"coverage":{"mean_confidence":0.9029198540581598,"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}}