{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004145","491:4910004344","491:4910004046","491:4910003789","491:4910004047","491:4910003793","491:4910004146","491:4910004194","491:4910004195","491:4910004048","491:4910003999","491:4910003739","491:4910004244","491:4910003800","491:4910004397","491:4910004295","491:4910004292","491:4910004245","491:4910003748","491:4910004243","491:4910003738","491:4910003685","491:4910004348","491:4910003997","491:4910003895"],"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":[0.5651375049827265,0.4887081891922101,0.4141175091301317,0.3901171986048769,0.3299097475692411,0.292914794716828,0.2822969259390144,0.2562894021914979,0.24535439866595918,0.20526017560980886,0.20471364118263022,0.18736125702460824,0.17365430359449135,0.15334198051384287,0.14990039892726292,0.13800158635492601,0.13382509994325636,0.13135818018869597,0.1300810493237734,0.12911241361138193,0.10314007466102199,0.07015940261303819,0.06438589840483148,0.0600686936458709,0.05815423488508096],"twin_dists":[0.138751450393588,0.1554147509147022,0.17245507970173748,0.1781987840524283,0.19341587435699636,0.20352401423232544,0.2065613470175186,0.21430848808126743,0.21771330922811888,0.23112382571859258,0.23131832228287585,0.23768923649039483,0.24302072398437666,0.25150654271130257,0.2530243155306689,0.2584789505344239,0.2604766522303231,0.2616787210854638,0.26230772844655204,0.26278791249094996,0.2768287578527515,0.29938734001259554,0.30418704576460354,0.30801160443571585,0.3097802782862175],"n_dims_used":45,"mean_confidence":0.9002475314670139},"coverage":{"mean_confidence":0.9002475314670139,"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}}