{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007616","490:4900004971","490:4900006514","490:4900004959","490:4900005765","490:4900007243","490:4900007744","490:4900007621","490:4900007613","490:4900004830","490:4900007737","490:4900007742","490:4900007606","490:4900007124","490:4900004128","490:4900001410","490:4900004957","490:4900004960","490:4900001679","490:4900001414","490:4900006278","490:4900004818","490:4900005111","490:4900003720","490:4900007624"],"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":[0.7552890222129983,0.5863887369253699,0.5300634841240075,0.5288962220325816,0.5098646081091018,0.5074181023721356,0.4788631752617572,0.458595321157855,0.4352240766638668,0.43225204417460145,0.4184347991297359,0.4102558958911805,0.3804897158171926,0.3756656580009942,0.37003027122629156,0.368597121982278,0.3680420969641014,0.3618734802154161,0.35708724484804155,0.3385924132273821,0.3376307553182014,0.33074245599598845,0.32911794886517953,0.32637838372573985,0.3230989680527091],"twin_dists":[0.09730274112734855,0.13418898709871913,0.14633327956726366,0.1465871704542532,0.15074507323797404,0.1512823113004528,0.15760796057863552,0.16217024361311488,0.16752240848638839,0.1682109195942555,0.17143768791615377,0.17336898343868734,0.1805485330238951,0.1817366643523167,0.18313412251387778,0.18349119121992272,0.18362966145674575,0.18517575543510773,0.18638460874637336,0.19113696872067798,0.19138779843202286,0.19319590970397926,0.19362531541659508,0.19435211574363606,0.1952265931983193],"n_dims_used":45,"mean_confidence":0.9242628309461806},"coverage":{"mean_confidence":0.9242628309461806,"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}}