{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001670","480:4800001799","480:4800001802","480:4800001576","480:4800001785","480:4800001956","480:4800001840","480:4800001914","493:4930005182","480:4800002128","480:4800001800","493:4930006392","493:4930006318","480:4800001786","480:4800002528","480:4800002355","480:4800002307","493:4930006118","480:4800001859","496:4960008811","480:4800001525","496:4960009427","493:4930005965","480:4800002261","480:4800002074"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,493,493,480,480,480,480,493,480,496,480,496,493,480,480],"twin_sims":[0.39514132040232697,0.3559083035452491,0.32682672426339193,0.32393444572996877,0.31690857217919444,0.3157112523059212,0.3142019993460656,0.3101239755833327,0.2778670093147706,0.2593444702904577,0.2592007418303896,0.22399997996223078,0.21994310259131392,0.21557820380296072,0.20109171361426223,0.19915210181135906,0.1957918732667111,0.1951384531359432,0.19131706407980542,0.1838197034187225,0.17693954131585443,0.17006875615636569,0.16990050988183442,0.16735060075990787,0.1571571226591909],"twin_dists":[0.17698341009416338,0.18668364589890224,0.19423294213476644,0.19500334113266424,0.1968909189055397,0.19721493211295762,0.19762435248604848,0.19873624226199554,0.20784890458318692,0.21337379082804755,0.2134176083870065,0.2246572858049236,0.2260253721654575,0.2275163450893159,0.23261635121179977,0.23331809157306488,0.23454505790813174,0.2347853406348955,0.2362018988980549,0.23903962131802345,0.2417164266606571,0.2444645297034729,0.24453281182713557,0.24557368260517326,0.24985294189148693],"n_dims_used":43,"mean_confidence":0.9201813631279524},"coverage":{"mean_confidence":0.9201813631279524,"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}}