{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003662","489:4890003722","489:4890003897","489:4890004085","489:4890003648","489:4890003836","489:4890004211","489:4890003968","489:4890004253","489:4890003645","489:4890003776","489:4890003774","489:4890004203","489:4890003891","489:4890004602","489:4890003784","489:4890003647","489:4890004244","489:4890003839","489:4890003912","489:4890004932","489:4890003705","479:4790003416","489:4890003904","489:4890003903"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489],"twin_sims":[0.8862333700431619,0.7128079005426471,0.6224882604752568,0.5916597739800425,0.5679715520870029,0.5611846814043729,0.5339286544454487,0.5319282052302458,0.5303501454711723,0.5271129356453836,0.504720306415236,0.4829472785850485,0.4824895131460402,0.47641683083292674,0.45633648981300684,0.4450536847998491,0.44141351094344433,0.4356375519053039,0.43401066198031046,0.43289116098962116,0.42267224682396276,0.41850229027728836,0.41690760116989933,0.40956260513946324,0.4076699462890678],"twin_dists":[0.06383036170061429,0.10686757823901383,0.1264567427820587,0.13305937737966367,0.13814200998877724,0.13960211325631858,0.14549340426391924,0.14592792999330031,0.14627094614997768,0.1469752859596388,0.15187552218484784,0.15669643877481187,0.15679848486240677,0.15815514555158977,0.1626830063157872,0.16525836910149921,0.16609450878389856,0.1674267707799559,0.1678032836301222,0.1680626994582582,0.1704434523531006,0.17142181906500595,0.17179706280304696,0.17353345776758752,0.17398309229261022],"n_dims_used":45,"mean_confidence":0.9197501288519965},"coverage":{"mean_confidence":0.9197501288519965,"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}}