{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007170","490:4900005686","490:4900006433","490:4900006668","490:4900007159","490:4900005816","490:4900005434","490:4900006074","490:4900007181","490:4900005017","490:4900006075","490:4900006314","490:4900005690","490:4900005420","490:4900007048","490:4900006310","490:4900006925","490:4900005684","490:4900005171","490:4900005299","490:4900003633","490:4900006543","490:4900007293","490:4900003113","490:4900005552"],"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":[0.6594643132423139,0.5885642628920309,0.48128394645464256,0.4663989648684441,0.3579131310205989,0.3420811363448399,0.2957531581718498,0.2731552715088211,0.26174131610419527,0.2559612274351069,0.24032317823074217,0.21051906969574266,0.1819913716131972,0.1789022967262518,0.17560638659634553,0.17420571361424536,0.16669583332009183,0.16132825294459047,0.15905448680241355,0.15772414851829095,0.1568258591342799,0.14857418822406848,0.13816376733098523,0.13541765477959394,0.12034332291859869],"twin_dists":[0.11851036933958782,0.13372269258082728,0.15706737823895217,0.16040565098885323,0.18617542615634014,0.19023020150308365,0.20272322497273473,0.20923218339979113,0.21264531937815473,0.21440931091492224,0.2193126509848831,0.22927015399066733,0.23974394166062074,0.2409453841476752,0.24224361415640636,0.24280058263256296,0.24584279813299753,0.24807823163178183,0.2490414631621323,0.24960968721994087,0.2499953507944773,0.2536160351027551,0.2584022942656715,0.2597094597006876,0.26726431439570963],"n_dims_used":44,"mean_confidence":0.8984222412109375},"coverage":{"mean_confidence":0.8984222412109375,"n_dims_used":44,"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}}