{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004963},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004683","493:4930004682","493:4930004964","493:4930004394","493:4930004253","493:4930004821","493:4930005450","493:4930005093","493:4930004262","493:4930005092","493:4930005214","493:4930003412","470:4700001638","493:4930004542","493:4930004246","493:4930003235","470:4700002264","493:4930001718","493:4930005415","494:4940001714","470:4700003101","496:4960000389","493:4930004700","493:4930005799","469:4690002394"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,470,493,493,493,470,493,493,494,470,496,493,493,469],"twin_sims":[0.580047732541502,0.5335537934289861,0.46349216828234724,0.44510991223737245,0.419101754331577,0.386968278378944,0.37955502044687167,0.32737435957460415,0.3195773659640848,0.31503607427810326,0.3008686809726237,0.25834586207902455,0.25272792688814594,0.24932761910647835,0.24823522631413988,0.23889997710922986,0.23805239748165474,0.2306579256074085,0.22451852746780895,0.2215431871940777,0.21560896340963823,0.21284493779851552,0.20684967651054612,0.20393926179299465,0.20229327575386702],"twin_dists":[0.1355487625474354,0.14557480390027133,0.16106172785427708,0.16524547444933524,0.17128091790595637,0.17896426855117867,0.18077816839402422,0.19408749749562065,0.19617117952673963,0.19739795250036096,0.20129132659485674,0.21367854678043477,0.21540706650637167,0.21646516356065532,0.21680704728739564,0.21976899479066767,0.22004160865517344,0.22244732239867937,0.22448361234547978,0.22548378452130927,0.22750576741642192,0.22846036226489563,0.23056017145421995,0.23159451242809626,0.2321839677713988],"n_dims_used":45,"mean_confidence":0.9280870225694444},"coverage":{"mean_confidence":0.9280870225694444,"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}}