{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001913","490:4900002225","490:4900001236","490:4900002071","490:4900001774","490:4900001106","490:4900002224","490:4900002678","490:4900001770","490:4900001239","490:4900002532","490:4900001238","490:4900001630","490:4900002677","490:4900004495","490:4900002533","490:4900001635","490:4900002832","490:4900001775","490:4900003118","490:4900002237","490:4900002381","490:4900002826","490:4900002974","490:4900001772"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7223142338505468,0.5850130633158523,0.534368508532213,0.4718807359690609,0.406815715894543,0.37101541482142447,0.3408955302982252,0.3129364159993478,0.25374034675993523,0.2451024978463785,0.1957356665653508,0.17947932914168938,0.1740735263748518,0.17056965441817015,0.13808262253573175,0.13695748493369803,0.13578392435116346,0.13076753329652202,0.12893548244205044,0.12732033729067266,0.12133237327143646,0.10480486488591712,0.0919939326484373,0.08785507700500714,0.08628728929192125],"twin_dists":[0.10475567103326587,0.13448389985638928,0.14539790643110584,0.15917219249655856,0.17418633210708068,0.1828890729770697,0.19053779858833117,0.1979685336881809,0.21509377929385803,0.21779287790333,0.23456570496111506,0.24071984744029173,0.24285331081174014,0.24426152859570732,0.2584406396566734,0.25897407396178396,0.2595339724531698,0.26196904810684063,0.2628759167483348,0.263683530761798,0.2667472497186929,0.27585139854824076,0.28371156236804806,0.28643532862912957,0.28749371449192423],"n_dims_used":45,"mean_confidence":0.9137055291069879},"coverage":{"mean_confidence":0.9137055291069879,"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}}