{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009849","490:4900008572","490:4900008129","490:4900009748","490:4900009454","490:4900010324","490:4900008128","490:4900009239","490:4900009238","490:4900007910","490:4900008691","490:4900008462","490:4900010157","490:4900008131","490:4900009343","490:4900009133","490:4900008915","490:4900007905","490:4900008562","490:4900010147","490:4900009230","490:4900008020","490:4900009351","490:4900008564","490:4900009012"],"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":[0.4953482309851582,0.372378223959721,0.3633447596796781,0.3266416294064334,0.28438954207781564,0.28164760832969066,0.2564720983831055,0.2518485024916234,0.2250596480086312,0.22100129618099043,0.20969857595530655,0.20840977989475876,0.1789966365903868,0.17279712985365905,0.16999778071039662,0.16516580983719253,0.1610739265927729,0.15072336357846064,0.1488120812417862,0.1476537381023388,0.13592170331344547,0.13576125462236144,0.13359254640663112,0.13099858307869877,0.12687861420413848],"twin_dists":[0.1539431029216608,0.1825506119571293,0.18480579552472493,0.19428213131824204,0.2059573807041899,0.2067493012328834,0.21425239500500984,0.21567984795627448,0.2243026629544542,0.22566690684502508,0.22955727161588418,0.23000981008039864,0.24090847557980585,0.24336393024473585,0.24449332890790368,0.2464746373545839,0.2481854794947644,0.2526590674342913,0.2535096078167409,0.2540290095600858,0.25946805158096364,0.2595448236745514,0.2605892547272766,0.26185536021875316,0.26390575350166445],"n_dims_used":45,"mean_confidence":0.8976331075032552},"coverage":{"mean_confidence":0.8976331075032552,"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}}