{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005761","490:4900006014","490:4900007123","470:4700004327","490:4900001835","490:4900007496","490:4900001542","490:4900006757","490:4900007246","490:4900003175","490:4900006393","490:4900001692","490:4900006392","494:4940008409","490:4900001678","466:4660004129","490:4900001819","490:4900001553","490:4900004260","490:4900006273","490:4900006268","494:4940007269","490:4900001011","490:4900001265","490:4900001974"],"twin_admin_codes":[490,490,490,470,490,490,490,490,490,490,490,490,490,494,490,466,490,490,490,490,490,494,490,490,490],"twin_sims":[0.37650544961558435,0.34024072826537843,0.31369004692848335,0.2992666859030469,0.2971974547583366,0.279201605712423,0.27581669203267306,0.2737512718748757,0.26147741316060913,0.25222295426121116,0.24963182342330512,0.24902769044248932,0.24766414540130918,0.24643103888714096,0.24357227894264244,0.24020893016212846,0.23655786029865497,0.23564267248476192,0.22906641763627822,0.2286829046044923,0.21859173044726066,0.21383983882843546,0.2133417376826838,0.2121361756674359,0.2119861621132632],"twin_dists":[0.1815292981168093,0.19070792778559043,0.19776348514669567,0.20173819927590986,0.20231748506204147,0.20745969919572446,0.20844906135763167,0.2090564051054717,0.21272532143662135,0.21556362577848373,0.2163701282059648,0.2165589358571807,0.21698616115603783,0.217373819156596,0.2182773695418549,0.21934921924192552,0.22052385425585683,0.22082014273139802,0.22297170945831954,0.22309843292536619,0.2264848362239314,0.2281157997967333,0.2282881705157458,0.2287064920802914,0.22875865826089367],"n_dims_used":45,"mean_confidence":0.9155993143717448},"coverage":{"mean_confidence":0.9155993143717448,"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}}