{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002994","489:4890002732","489:4890002226","489:4890002649","489:4890002645","489:4890002820","489:4890003228","489:4890002561","489:4890003297","489:4890002401","489:4890002824","489:4890003510","489:4890002309","489:4890003367","489:4890002476","489:4890003451","489:4890002479","489:4890003444","489:4890002482","489:4890003592","489:4890002646","489:4890002909","489:4890002399","489:4890003391","489:4890003371"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9578702462045153,0.9345529489127217,0.8802393098135655,0.8574469113756844,0.8571029593780793,0.8562047748082613,0.846921265648141,0.8301982577951852,0.8241145375376608,0.8166661498031309,0.8109072888158096,0.8080533274842188,0.8020396589696736,0.7931587858368879,0.7893977860646444,0.7858319971265918,0.778438820074265,0.7759035089024342,0.7713195299093547,0.7707710431248714,0.7664529202348401,0.762869982832897,0.7539924899479353,0.7450075595324482,0.7428053390130038],"twin_dists":[0.03810569360824086,0.04778498523678127,0.06559920769149759,0.07202966288019998,0.07212355541438695,0.07236834584272449,0.07486620320828791,0.07923211109659839,0.08078271553694982,0.0826566983834564,0.08408839969243012,0.08479266932851072,0.08626584162388656,0.08841617072594311,0.08931832505631483,0.09016923927370843,0.09192047523147331,0.09251715749055367,0.09359122779198877,0.09371934329897989,0.09472507790257484,0.09555579542313516,0.09760011490096644,0.09965036988487588,0.1001502015434376],"n_dims_used":45,"mean_confidence":0.9140352037217881},"coverage":{"mean_confidence":0.9140352037217881,"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}}