{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001266","490:4900001542","490:4900003572","490:4900001011","490:4900003437","490:4900001023","490:4900001553","490:4900001974","496:4960008034","490:4900002892","490:4900004399","490:4900004541","490:4900003175","496:4960008471","494:4940008486","490:4900006272","490:4900003030","490:4900006273","494:4940008339","494:4940008939","496:4960008475","490:4900001276","490:4900000695","490:4900001398","490:4900004419"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,496,494,490,490,490,494,494,496,490,490,490,490],"twin_sims":[0.5461957826313901,0.49979624294844954,0.4257272508060442,0.37624198490291705,0.361068637652107,0.3387751892352684,0.3373596591889674,0.31009520975265414,0.30435097870926636,0.2962849105255995,0.2928508855288755,0.2927252101186663,0.28998375396440185,0.28853398204308095,0.2882543651553515,0.2842997385268769,0.278566052172275,0.27598953503611734,0.2676519005520506,0.26343649724124146,0.26273247788807913,0.2625380451225322,0.26075023658442736,0.25969834716015944,0.25533658847679563],"twin_dists":[0.1428356979444056,0.1529604765103156,0.16972924966737138,0.181594330005051,0.18537845999266128,0.19108933857764238,0.1914585781580121,0.19874411496260533,0.20032470987275847,0.202573706699712,0.20354209771658927,0.2035776651459086,0.20435579336542195,0.20476906512651594,0.20484891525611704,0.20598324445639798,0.20764490267345798,0.20839836277911233,0.21086658062659752,0.2121326268695821,0.21234529978879205,0.21240409762655912,0.2129460271438535,0.21326597179983023,0.21460144076905813],"n_dims_used":45,"mean_confidence":0.9209310743543837},"coverage":{"mean_confidence":0.9209310743543837,"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}}