{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001970","490:4900002119","494:4940008721","494:4940007039","494:4940008717","490:4900005239","494:4940007038","490:4900005376","494:4940008648","494:4940008650","490:4900005633","490:4900005507","494:4940007771","490:4900001971","490:4900002280","494:4940008825","490:4900001674","490:4900005238","494:4940008647","494:4940008649","490:4900005504","487:4870000655","494:4940006110","490:4900005503","494:4940005895"],"twin_admin_codes":[490,490,494,494,494,490,494,490,494,494,490,490,494,490,490,494,490,490,494,494,490,487,494,490,494],"twin_sims":[0.7840823238331165,0.7468326958245972,0.47798500519596243,0.4205171415180439,0.41904379149736387,0.41595520793499463,0.40926425748439493,0.394454927971481,0.3922159607323309,0.3862707450309515,0.37298360967057115,0.3663177878664454,0.3615435506888272,0.35662275370100005,0.3448502440087269,0.33308805562245464,0.32590643641223804,0.31113692911911434,0.30521569028269746,0.2899671667507094,0.2682400400233238,0.2654892295293569,0.26070126201008353,0.2554983185109502,0.24819786612924435],"twin_dists":[0.0905852454645553,0.0992353419826042,0.1578042807185463,0.17094857706516492,0.17129453804720626,0.17202146206936028,0.17360427458865935,0.1771490288401768,0.1776901965726658,0.1791342323816268,0.18240045752582973,0.1840605179335086,0.18525882245881875,0.18650236559970668,0.18951398324267105,0.19257793116995012,0.1944776622085394,0.1984592808762165,0.20008567971560778,0.20436051473409836,0.21069092820976137,0.2115145490333957,0.21296090532102005,0.21455166642462645,0.21681875685501892],"n_dims_used":44,"mean_confidence":0.9198871959339489},"coverage":{"mean_confidence":0.9198871959339489,"n_dims_used":44,"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}}