{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002332","490:4900003623","490:4900001598","490:4900002020","490:4900003354","490:4900002150","490:4900002318","490:4900001201","490:4900002793","490:4900002491","490:4900002483","490:4900002016","490:4900001199","490:4900001332","490:4900003598","490:4900001467","490:4900003325","490:4900002899","490:4900003227","490:4900002180","490:4900004437","490:4900002467","490:4900003073","490:4900002313","490:4900002340"],"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":[0.7941524649020261,0.7459764694055464,0.6897186180278372,0.6452619608372857,0.6417764680076796,0.634517993568513,0.6323714230336138,0.5986414831114472,0.5868232691315911,0.56920776663325,0.5647130440507334,0.5632342624806446,0.5546791995328193,0.5538739152217382,0.5177037779886517,0.49301174743154447,0.4917685666734243,0.47182610260107494,0.47056894104659136,0.46768131720233863,0.46761960490628274,0.4656799845515982,0.4629638782525595,0.4547730195427628,0.44793993150804545],"twin_dists":[0.08817699456262072,0.09943013333001635,0.11194420886156274,0.12156958305640633,0.12231877028104655,0.12387733790210453,0.12433789779910663,0.13156386664670658,0.13409584263226854,0.13787628347797226,0.13884275948537989,0.13916093926460427,0.14100390620688294,0.1411775950617206,0.14902802381545063,0.15446027722776395,0.1547357438215766,0.15918446165075104,0.15946691728159612,0.16011666762450696,0.1601305685154571,0.16056779576637545,0.16118111897788331,0.16303845816594423,0.1645972641851654],"n_dims_used":45,"mean_confidence":0.9175182766384549},"coverage":{"mean_confidence":0.9175182766384549,"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}}