{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004479","489:4890004655","489:4890004216","489:4890004321","489:4890004164","489:4890004271","489:4890004428","479:4790001977","489:4890003867","489:4890004330","489:4890003946","489:4890004126","489:4890003613","489:4890004699","489:4890004370","479:4790001892","479:4790002063","489:4890003807","489:4890004381","489:4890004522","489:4890004429","489:4890005112","479:4790001893","489:4890003927","479:4790002905"],"twin_admin_codes":[489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,479,479,489,489,489,489,489,479,489,479],"twin_sims":[0.7693511604942184,0.7661590059612081,0.7608173085211998,0.7510331477310213,0.7456728267029387,0.7296723069163742,0.7208692550740207,0.7188185542725793,0.7178835112638142,0.7007792612117031,0.6979864198455515,0.6764779972807367,0.6731393780957547,0.6668780367269672,0.6647649781278505,0.6578386340786548,0.6545092255649253,0.6513921687189244,0.6450753340037523,0.6436150175976912,0.6303889331536917,0.6240782997610561,0.6202863797887118,0.615782557884976,0.6064849151459117],"twin_dists":[0.09405061090619264,0.0947933502318491,0.09603022126882886,0.09827740532855582,0.09949917400678603,0.10311081293805556,0.10507760987279617,0.10553391968640555,0.10574175680613238,0.10952082772808533,0.11013412151869806,0.11482775602749885,0.11555222544040514,0.11690840865821232,0.11736540006698343,0.11886114421654555,0.11957901673412508,0.12025050773855427,0.12160971146436167,0.1219236522852035,0.12476312649756559,0.12611601009078047,0.12692851048046674,0.12789325340893046,0.12988428244081632],"n_dims_used":45,"mean_confidence":0.9171359592013889},"coverage":{"mean_confidence":0.9171359592013889,"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}}