{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001250","491:4910001068","491:4910001572","491:4910001329","491:4910001184","491:4910001064","491:4910001134","490:4900006561","491:4910001201","491:4910002813","491:4910001119","491:4910001054","491:4910001394","491:4910001132","491:4910001747","491:4910001004","491:4910001062","497:4970000851","497:4970001187","497:4970001095","491:4910000999","491:4910001316","491:4910001318","491:4910001251","497:4970001519"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,497,497,497,491,491,491,491,497],"twin_sims":[0.628757489330978,0.36154207347321393,0.261184932362859,0.07322888402836579,0.07285985599742646,0.059874572261154724,0.04732191900221674,0.03812044946271962,0.03740780029071435,0.028452485629053226,0.02658204818554184,0.023996031638650748,0.023847781708429452,0.023604142021168745,0.02233341785950951,0.018344284739509033,0.015851239239893712,0.014580910000052117,0.013613467242415507,0.013174561366231683,0.013167387993368312,0.01169436186622212,0.011509759941396363,0.01139701295089931,0.010551453151445615],"twin_dists":[0.12511297425492623,0.1852591944670201,0.21281404605309487,0.2969650709142496,0.29725188876483183,0.3081888125423965,0.32080742351559105,0.3319813634757659,0.33293881638447315,0.34652498043861935,0.3498192482222944,0.35471986127257055,0.35501442685161594,0.355501990807669,0.3581179734983727,0.36726875623558203,0.3739170889393311,0.37766652962484903,0.38072039684974945,0.3821695533774566,0.38219359055389285,0.38739399767559834,0.3880861747906079,0.38851379170110856,0.39184627354660584],"n_dims_used":45,"mean_confidence":0.8952095879448785},"coverage":{"mean_confidence":0.8952095879448785,"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}}