{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005657","491:4910005654","491:4910005561","491:4910005460","491:4910005876","491:4910005801","491:4910005553","491:4910005513","491:4910005906","491:4910005803","491:4910005749","491:4910005800","491:4910005401","491:4910005555","491:4910005505","491:4910005870","491:4910005055","491:4910005603","491:4910005511","491:4910005660","491:4910005874","491:4910005709","491:4910005509","491:4910005805","491:4910005658"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.686630063653338,0.4026812917141536,0.3115285528705704,0.2959522531988763,0.26264319031789374,0.23752803385892496,0.23021675242859474,0.22732718152897147,0.21090379286636582,0.20782371408406644,0.19882938711838505,0.1965138094848371,0.19455055964528362,0.18271917213363326,0.16920401700413987,0.16571169322311277,0.12631965902228162,0.11332591768913894,0.11184322942967809,0.10975163012625302,0.1096439626958719,0.10719430592935358,0.10641101662007685,0.10268256837147399,0.09342027998302195],"twin_dists":[0.11261842276444503,0.17517270077299868,0.1983523415140724,0.20266722483980285,0.21237229759535642,0.22021058072110541,0.22259244506551976,0.22354753192525925,0.22913578847729035,0.23021622740615427,0.2334353046748077,0.23428022534727816,0.23500200485074332,0.23946297860212987,0.2448159985252144,0.246248726260575,0.26418779549402804,0.27102956479231616,0.27184794115922023,0.2730167694303596,0.27307740069504627,0.27446951255010515,0.2749198515010773,0.277099501824043,0.282795355999024],"n_dims_used":45,"mean_confidence":0.8860192192925347},"coverage":{"mean_confidence":0.8860192192925347,"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}}