{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001877","480:4800001760","480:4800001819","480:4800002432","480:4800001818","480:4800001534","480:4800001700","480:4800002334","480:4800001416","480:4800001641","480:4800001533","480:4800001590","480:4800001420","480:4800001876","480:4800002092","480:4800002383","480:4800001593","480:4800001985","480:4800001368","480:4800001418","480:4800001937","495:4950002404","480:4800001984","480:4800001649","480:4800002290"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.5496532122420348,0.5091788115167256,0.4875122785987002,0.45843028280516124,0.42975710411289114,0.4245040522094652,0.3670784681681238,0.3569807529448626,0.338252929492185,0.3347474994139125,0.32897976124535644,0.31487226040072036,0.28623633653993585,0.28088108671095285,0.2684462251442833,0.2678123220889573,0.26042330919695417,0.2598837317098193,0.2554985442260736,0.24867909925500967,0.2306358685313109,0.2246701153669296,0.21105231797879304,0.20540651824205466,0.2047978443039925],"twin_dists":[0.14208859184211767,0.1508956023425632,0.1556804349227317,0.1622076770601961,0.16879038239245286,0.17001495333253958,0.1838703202904015,0.1864115993886508,0.191225472541711,0.19214216178235416,0.19366189622427274,0.19744239101226596,0.20542658311522383,0.20697151977883652,0.21062940597170693,0.21081864575979492,0.21304537896756082,0.21320952582334898,0.21455159697206122,0.21666801334537245,0.22245457366334473,0.22443289250324125,0.22908396023173871,0.23107180656932616,0.23128833356374234],"n_dims_used":43,"mean_confidence":0.9131560214730197},"coverage":{"mean_confidence":0.9131560214730197,"n_dims_used":43,"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}}