{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001856","496:4960001161","496:4960001470","496:4960001858","496:4960003896","496:4960002924","496:4960002941","496:4960002519","496:4960001508","496:4960002228","496:4960001159","496:4960003875","496:4960001253","496:4960001982","496:4960003060","496:4960002230","472:4720002586","496:4960004156","472:4720002506","496:4960002247","496:4960002916","496:4960002520","496:4960002796","470:4700003620","472:4720001800"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,472,496,496,496,496,470,472],"twin_sims":[0.8682515410593408,0.6840328120133136,0.6289842287789875,0.6203958826962163,0.5223106858777812,0.5087092711875253,0.4953614140343142,0.47493639765641465,0.4732730603624092,0.46120412425159624,0.4550972552624125,0.4481489966594633,0.44735614968246706,0.44206343993393626,0.3906756154838625,0.38801252754643273,0.3842334112802558,0.38415526235374253,0.38348194020799903,0.3802598260861066,0.3764465811116101,0.36688747150740253,0.3645206386219501,0.3639871059169657,0.3487336298127525],"twin_dists":[0.06903505522768547,0.11318461225971316,0.12506435644934713,0.12690505071212832,0.14802190046599126,0.15099869451132172,0.15394018689798683,0.1584867243133356,0.15885967430093303,0.16157916121468288,0.16296470727596843,0.1645494398747227,0.1647308507627543,0.1659450268699638,0.17806333972080834,0.1787100932617258,0.179631494003857,0.17965059316013257,0.1798152262308975,0.18060498689372897,0.18154382690095536,0.18391805777810805,0.18451066037138272,0.1846445126214222,0.1885146759711232],"n_dims_used":45,"mean_confidence":0.9404459635416667},"coverage":{"mean_confidence":0.9404459635416667,"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}}