{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008916","490:4900007909","490:4900008024","490:4900008913","490:4900008017","490:4900009030","490:4900009031","490:4900008688","490:4900009128","490:4900007911","490:4900007797","490:4900008241","490:4900008021","490:4900008132","490:4900007794","490:4900008917","490:4900008687","490:4900008692","490:4900007914","490:4900008239","490:4900009953","490:4900008018","490:4900008471","490:4900008690","490:4900008803"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4514350251509299,0.25177789941520534,0.22694750767776464,0.19809310336098057,0.19287812832521883,0.17338816616617647,0.16558220276652166,0.1387648033058554,0.10624719509034022,0.09802315606710629,0.08162867063260594,0.07251888565361181,0.07201709175542202,0.07074193397562162,0.061874711199033684,0.05050353494696435,0.03669094185540237,0.033893304935168775,0.029968399473020373,0.027035574751852632,0.024328528307920268,0.02146434844863213,0.021085704799617588,0.019153222924836847,0.01901035681881018],"twin_dists":[0.16379884697446587,0.21570177404580954,0.22367362103994878,0.233703222745189,0.23562086692392747,0.24312715365184104,0.24630226656484183,0.2581187942996611,0.2750143632605732,0.27991200445916037,0.2907317908776947,0.2975179461067147,0.29791134093710614,0.29892112182455305,0.30638510390343865,0.317367752891664,0.33391765575002236,0.3379002608319981,0.34398903988480667,0.34900257793269585,0.35406489405954744,0.35998255747024127,0.36081554036765,0.3652815150882393,0.3656270776999364],"n_dims_used":45,"mean_confidence":0.8843850877549914},"coverage":{"mean_confidence":0.8843850877549914,"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}}