{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720003951","479:4790001440","479:4790004017","479:4790004100","472:4720005027","468:4680000169","489:4890004237","489:4890003929","489:4890004403","496:4960001375","489:4890005020","472:4720004284","489:4890004456","472:4720004649","489:4890003620","472:4720003428","496:4960003354","496:4960002450","472:4720006271","472:4720005506","489:4890004315","472:4720003192","472:4720006218","489:4890004375","472:4720005201"],"twin_admin_codes":[472,479,479,479,472,468,489,489,489,496,489,472,489,472,489,472,496,496,472,472,489,472,472,489,472],"twin_sims":[0.540113670763191,0.5326188800116256,0.52557786071498,0.5091460035266389,0.5082118218334952,0.5045336821740747,0.5044462171130404,0.4840211498058678,0.4800725386445231,0.4781187504462321,0.4681281866324469,0.4523513508949495,0.4406796110987109,0.4389135515300638,0.43845433283272367,0.42152364009838317,0.4205211815748899,0.4174496666222876,0.4162514692637256,0.41407351871800124,0.41145850755950714,0.40156293058810905,0.3968571191421205,0.3967700494858437,0.39035740145839065],"twin_dists":[0.1441519825810438,0.14577786775940124,0.14730961089604822,0.1509028048553575,0.15110794139793807,0.15191658973308267,0.15193583824068088,0.1564571676155818,0.15733778911008492,0.15777437368003275,0.1600160275660866,0.1635899038053968,0.16626340663244854,0.16667029381818524,0.16677619953346,0.1707125333816424,0.17094762911590397,0.1716694415423351,0.17195163448854164,0.17246546971553395,0.1730839680942971,0.1754402933543868,0.17656998639565902,0.17659094610875795,0.17814051159026223],"n_dims_used":45,"mean_confidence":0.9185042487250434},"coverage":{"mean_confidence":0.9185042487250434,"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}}