{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003709","490:4900004399","490:4900003712","490:4900001974","490:4900004419","490:4900004541","490:4900001542","490:4900001979","490:4900002122","490:4900001692","490:4900003038","490:4900001553","490:4900002293","490:4900003186","490:4900003856","490:4900003992","490:4900002892","490:4900003861","490:4900003175","490:4900001819","494:4940008203","490:4900005092","490:4900003437","494:4940007617","490:4900001811"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490],"twin_sims":[0.699990578645195,0.5152856597608239,0.4564947755336708,0.4335754369953355,0.42063213577506076,0.4154473565327233,0.4125490038955397,0.4122061455337342,0.40802241344063117,0.4074248041924636,0.38985755462885485,0.38940568974143563,0.38717815160323993,0.37025630713151025,0.3572285208022209,0.3358317572576681,0.3245855718243684,0.32294322917300455,0.32210006392613183,0.31812922716572095,0.30518195383404545,0.30343003979673766,0.3020850594510633,0.29679667504446966,0.29417232626271045],"twin_dists":[0.10969411753936915,0.14955698296126885,0.1626470450692546,0.16790410394644295,0.1709215965927818,0.17214121034503108,0.1728258383192426,0.17290696371576852,0.17389928775536476,0.17404139754654535,0.1782617917922217,0.17837149271026426,0.1789131583833144,0.1830778686067147,0.1863488083881665,0.19185806976329195,0.19482957263751052,0.1952682444978321,0.19549393809474228,0.1965613019297223,0.2000949980455422,0.20057971614115308,0.20095294780291822,0.20242995778608605,0.20316866258702712],"n_dims_used":45,"mean_confidence":0.9253122965494792},"coverage":{"mean_confidence":0.9253122965494792,"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}}