{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000168","493:4930000863","493:4930000206","493:4930000754","493:4930001776","493:4930001315","493:4930003110","470:4700005268","470:4700001144","493:4930001192","470:4700002217","481:4810002843","493:4930000242","481:4810000874","493:4930001439","496:4960005195","470:4700004984","493:4930002244","469:4690004133","470:4700005017","481:4810001152","493:4930000753","493:4930001080","470:4700000551","493:4930002443"],"twin_admin_codes":[493,493,493,493,493,493,493,470,470,493,470,481,493,481,493,496,470,493,469,470,481,493,493,470,493],"twin_sims":[0.5190650246491723,0.506193455734856,0.4874399022685012,0.4861478220797434,0.451355942773186,0.40060882697214134,0.3842668054895129,0.382520167089615,0.3817089826126149,0.3713276616549656,0.36348453752178983,0.36041974017799694,0.34840594615923387,0.3462063164749374,0.3439444888284361,0.3428546720707802,0.34063941678581755,0.33939954729111355,0.33507036620318215,0.3202163747642542,0.3181322132837382,0.31736062058157827,0.3123303175160853,0.3113377849039612,0.310706028801068],"twin_dists":[0.148730515838836,0.1515514912982319,0.1556965204188494,0.15598380540348097,0.16381688692934865,0.1756688500367598,0.17962333321312357,0.1800506281184708,0.180249392971387,0.18281147051790334,0.18477068726780474,0.18554205637246335,0.18859877107979356,0.18916435453672573,0.1897479152935588,0.19002981996554927,0.1906043205613629,0.19092673942537303,0.1920575136517465,0.195999349235408,0.19656049645498985,0.19676876759357737,0.19813364562115193,0.19840442426871632,0.19857703431955745],"n_dims_used":45,"mean_confidence":0.9251411437988282},"coverage":{"mean_confidence":0.9251411437988282,"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}}