{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001923","470:4700002741","470:4700002408","499:4990003053","470:4700008165","470:4700002211","481:4810002790","470:4700001318","470:4700001463","470:4700000246","499:4990002283","470:4700002737","481:4810005157","479:4790000219","470:4700004124","499:4990001471","499:4990000671","479:4790001631","470:4700001745","470:4700002566","472:4720001325","470:4700002406","470:4700004974","479:4790001550","481:4810003500"],"twin_admin_codes":[470,470,470,499,470,470,481,470,470,470,499,470,481,479,470,499,499,479,470,470,472,470,470,479,481],"twin_sims":[0.6464201529974609,0.6256433479059762,0.5956459148962121,0.5782022686206598,0.55597049563773,0.5556431716098602,0.5510286982095294,0.5484263078544064,0.5472911279183497,0.5373756332412498,0.534247109898998,0.521687557043579,0.5207890498643107,0.5084733579264383,0.5059309692821133,0.5016630824574514,0.5002325597573369,0.494085327066059,0.49221632853820824,0.4920578280890949,0.4898165327611075,0.4860497499704905,0.4791246868242901,0.4781521200033408,0.47784179911303015],"twin_dists":[0.12132051216800316,0.12578058153768581,0.13220545235377312,0.13594472306891406,0.14072547078544356,0.14079604078576366,0.14179158450469062,0.14235361922394382,0.14259892142183536,0.1447454424755808,0.14542426200375813,0.14815786649952203,0.14835398608480052,0.15105050091284752,0.15160920883392912,0.15254879870340274,0.15286422122368715,0.15422255500729648,0.1546365042156017,0.1546716303824889,0.15516869593025612,0.15600562058312611,0.15754952047696347,0.15776691226825093,0.15783630630600376],"n_dims_used":43,"mean_confidence":0.9122992227243822},"coverage":{"mean_confidence":0.9122992227243822,"n_dims_used":43,"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}}