{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000709","489:4890000648","489:4890000716","489:4890000458","489:4890001304","489:4890000385","489:4890000819","489:4890000686","489:4890000315","489:4890000877","489:4890000476","489:4890001060","489:4890000400","472:4720002355","489:4890000226","489:4890000766","489:4890000387","489:4890000490","489:4890000540","472:4720002095","472:4720001846","489:4890000419","470:4700007594","489:4890000595","489:4890000495"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,472,472,489,470,489,489],"twin_sims":[0.8093358884918512,0.6552037028611086,0.6323672854993502,0.6259455127518503,0.6153672511323263,0.6030193694992929,0.5792241351497422,0.5723502364211266,0.5628901677996794,0.5537047012746222,0.5432449927754723,0.5424142585244349,0.5396525800998833,0.5383846474580404,0.5367097865174718,0.5329569467196312,0.5280587976125063,0.5027623300370279,0.49985474979680883,0.49947347454407687,0.4992659094969516,0.49504301298302955,0.4949143982046154,0.4947986297619156,0.4933747143910263],"twin_dists":[0.08447659213207491,0.1194293323171443,0.12433878539116935,0.12571581388245634,0.1279822016086587,0.13062635713082174,0.13572545943341408,0.13720109186858864,0.1392349911966046,0.14121409712088592,0.14347397228367423,0.1436537770420874,0.14425188205778758,0.1445266748683666,0.14488985062549292,0.14570443099103925,0.146769392568485,0.1523065888490891,0.1529475680308335,0.15303169711699866,0.15307750427542324,0.15401062185755213,0.15403907703249262,0.1540646918684469,0.15437988872934064],"n_dims_used":45,"mean_confidence":0.9146599663628472},"coverage":{"mean_confidence":0.9146599663628472,"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}}