{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010556","490:4900009505","490:4900011209","490:4900008411","490:4900010203","490:4900010299","490:4900010976","490:4900009815","490:4900008299","490:4900011556","490:4900011426","490:4900008961","490:4900009816","490:4900010975","490:4900008738","490:4900010475","490:4900010383","490:4900009697","466:4660003311","490:4900011493","490:4900011133","490:4900010200","490:4900011214","490:4900008958","490:4900012216"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.4870349923382604,0.33762758617895827,0.30772946279321156,0.2886933064893657,0.255054356441309,0.25484280976712903,0.251505322180022,0.2435295427244826,0.2422316499417385,0.2139996714046267,0.20388105390538863,0.19429230031078298,0.19247528986232645,0.19226595878766223,0.18847971551667725,0.17338186690093305,0.17254154683326267,0.1599310106675166,0.15065121158837558,0.14760857952746587,0.14686900573187095,0.14676579459086891,0.1441511929221149,0.139728157524079,0.1282438869579579],"twin_dists":[0.15578652426534928,0.19138862567648054,0.19939301853314204,0.2047235875676892,0.21468834892116215,0.21475353080635787,0.21578646087984085,0.2182909286717974,0.21870345233495653,0.22806054635281375,0.23161530187409715,0.23509732835757405,0.23577048978021808,0.2358483259677816,0.237266498208598,0.24312967417276343,0.24346649941075105,0.24866896439172329,0.2526910311338728,0.254049319527144,0.25438259631256366,0.2544292052905105,0.25561810540132673,0.25766630073316166,0.26322078972788937],"n_dims_used":45,"mean_confidence":0.9164625379774306},"coverage":{"mean_confidence":0.9164625379774306,"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}}