{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002265","490:4900001953","490:4900002566","490:4900001659","490:4900001952","490:4900002103","490:4900002424","490:4900002568","490:4900003409","490:4900003964","490:4900003275","490:4900002262","490:4900002567","490:4900002110","490:4900001799","490:4900002401","490:4900003002","490:4900001667","490:4900002272","490:4900002862","490:4900002260","490:4900004103","490:4900010353","490:4900002259","490:4900004515"],"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":[0.5371863663735886,0.42998277663264584,0.3312946038238462,0.28895066134520614,0.26488497756401613,0.26026472705446724,0.19383831885560174,0.1841343022296625,0.1838199673058215,0.18244560931074552,0.17297049844007223,0.17169843567507148,0.1706857978487848,0.17066205022546813,0.16696353504574032,0.16330509695807088,0.15872928483817256,0.14387206295300028,0.13875239171777415,0.13292807151020286,0.13200442828415143,0.12879411778301209,0.127999432294294,0.12619370360434148,0.12471061693207845],"twin_dists":[0.14478648691609228,0.16873791262816892,0.19305022407754374,0.20465015988062904,0.21169617873929425,0.21309359962401012,0.23526510652995614,0.23891892859209032,0.23903952001936868,0.239568493044836,0.2432944166703468,0.2438056249605091,0.24421451976185163,0.24422412970115767,0.24573267833264428,0.2472487623180851,0.2491800451567649,0.25574597182415676,0.25812463938154473,0.2609118077769847,0.2613621887677705,0.26294629611405895,0.263343026698545,0.264251481661978,0.2650050192708486],"n_dims_used":45,"mean_confidence":0.9195949978298611},"coverage":{"mean_confidence":0.9195949978298611,"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}}