{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004825","489:4890004820","489:4890004911","489:4890004294","489:4890004774","489:4890004730","489:4890004397","489:4890004854","489:4890004597","489:4890004360","489:4890004393","489:4890004761","489:4890004312","489:4890004598","489:4890004361","489:4890004295","489:4890004509","489:4890004508","489:4890004673","489:4890004249","489:4890004728","489:4890004364","489:4890004781","489:4890004734","489:4890004559"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8658065267153773,0.8172754762254585,0.8152332430195377,0.8150800682030928,0.8069029156759934,0.7823772813532748,0.778225040249111,0.7757198710358965,0.7751193999772188,0.7733887318162764,0.7713492142837585,0.7564022650303401,0.7510828693317876,0.7504123197123408,0.7490883397908402,0.7489115859947365,0.7431293552550032,0.7417242298567008,0.7405772421805299,0.7399847709846371,0.7391643516031854,0.7373159817969832,0.7341211268340953,0.7340663268235487,0.7330552474431052],"twin_dists":[0.0697206616242189,0.08250435853321855,0.08301428881793513,0.0830524604996846,0.08507560522640888,0.09098969835191491,0.09197086220686826,0.0925603024513569,0.0927013116849197,0.09310714034381853,0.0935842917157731,0.09704708842381655,0.0982660423878937,0.09841923676718824,0.09872141720174572,0.09876172922589473,0.10007672439923265,0.10039520698510827,0.10065487934098354,0.10078890701156579,0.10097438378261714,0.10139176340914621,0.10211162031283706,0.10212395066366536,0.10235134835465047],"n_dims_used":45,"mean_confidence":0.9205358717176649},"coverage":{"mean_confidence":0.9205358717176649,"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}}