{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000227","490:4900000938","490:4900000267","490:4900000091","490:4900000935","490:4900000199","490:4900000518","490:4900000403","490:4900000707","490:4900000276","490:4900000434","490:4900001533","490:4900000078","490:4900001742","496:4960008589","490:4900000349","490:4900000275","490:4900000233","490:4900000493","490:4900004321","490:4900000249","490:4900000490","490:4900000098","490:4900000923","490:4900000562"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5850823210834769,0.5789085955167795,0.5404177922310932,0.5339827245223455,0.5005942092030548,0.49413465290700775,0.48569005330169707,0.46073361632229287,0.44172861208226505,0.4330710118083539,0.41871740571734545,0.409749935109174,0.40133898872864815,0.39435706260841163,0.384470713132195,0.38156839053038305,0.37933784330979653,0.36234112908083826,0.3542563335450533,0.35327390580585627,0.35254825571872267,0.35003449997051694,0.34874903425033354,0.34404633199461776,0.3412805515987694],"twin_dists":[0.13446905149283753,0.13579316176961598,0.14408610069937053,0.14548166411304397,0.15278445591082254,0.1542116364304224,0.15608564315684897,0.16168567715499468,0.16602202571422833,0.16802100544199572,0.17137124733499415,0.17348900408282122,0.17549391680686818,0.17717265349460237,0.17957351012885783,0.1802838629356193,0.18083156347141144,0.1850580804259093,0.1871035278298646,0.18735371287168728,0.1875387390172068,0.1881812356307194,0.18851072367475064,0.18972159564731,0.19043784490866456],"n_dims_used":45,"mean_confidence":0.9165135701497396},"coverage":{"mean_confidence":0.9165135701497396,"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}}