{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001131","477:4770000437","477:4770001202","485:4850004136","500:5000001805","477:4770000109","477:4770001670","477:4770003928","485:4850007997","499:4990000998","500:5000005223","499:4990000464","485:4850006970","477:4770000707","500:5000001658","485:4850008088","478:4780005329","485:4850002744","477:4770001374","477:4770003708","485:4850002208","473:4730004231","485:4850001238","477:4770000708","500:5000001712"],"twin_admin_codes":[477,477,477,485,500,477,477,477,485,499,500,499,485,477,500,485,478,485,477,477,485,473,485,477,500],"twin_sims":[0.3204148474714377,0.25675258192108935,0.25319020605131476,0.24648070777927714,0.23903052176068776,0.2284467073772807,0.2103132219279366,0.20500737172549852,0.19062817543518995,0.1878935191623494,0.1877172987893819,0.1803751678297021,0.17625681315786645,0.17322178159061277,0.1722100669693121,0.16728306878521065,0.16598600763576543,0.16529780395172397,0.16305732326295191,0.15992352258184364,0.15891619375961363,0.14945686449998435,0.14268336374605764,0.13485205230349553,0.12725983814056427],"twin_dists":[0.19594601883385832,0.21416632751674244,0.2152639181835432,0.2173581804302056,0.21972706264862782,0.22317654903767808,0.22934211531608925,0.2312137475465704,0.23645935671048526,0.23748784002746257,0.2375544736530459,0.2403707194896886,0.2419860525023202,0.24319375098201176,0.24359968912250823,0.24560140375068554,0.24613540539074266,0.2464199628866431,0.2473523260643182,0.24867214032685425,0.24910037030405371,0.2532217776764716,0.25629257336958833,0.2599811520301335,0.263713932215294],"n_dims_used":45,"mean_confidence":0.9203067355685763},"coverage":{"mean_confidence":0.9203067355685763,"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}}