{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002675","477:4770002543","484:4840000298","479:4790001571","500:5000006413","489:4890005018","479:4790001568","477:4770002674","489:4890005351","479:4790001648","484:4840001482","484:4840001322","484:4840001402","477:4770002609","470:4700003452","488:4880005944","479:4790001420","484:4840001399","476:4760000540","484:4840001321","489:4890005324","488:4880002690","494:4940003144","477:4770002745","500:5000011474"],"twin_admin_codes":[477,477,484,479,500,489,479,477,489,479,484,484,484,477,470,488,479,484,476,484,489,488,494,477,500],"twin_sims":[0.4768676235904602,0.1564429048508317,0.003483475232932038,0.0011214530747458039,0.0008881127847841135,0.00017997618289401226,0.00009441886333986533,0.00008964401144189356,0.00003185391052271417,0.00002827683148014934,0.0000281955367327625,0.000025848548407486486,0.000024086990382325693,0.000023598421429582722,0.000022873293018839386,0.000017191896868218647,0.000016296594467013732,0.000014714655242126431,0.00001173060933519572,0.000011527324771229961,0.000006743634086870677,0.000005282783873442059,0.000004320431398086986,0.000003797049099851786,0.0000035878147319496742],"twin_dists":[0.15805424643356902,0.2501602553285827,0.4369547886768182,0.47871144239071417,0.4868617366703007,0.5393368948674264,0.5591475935562092,0.5607108697014868,0.5910174080468188,0.5944072448696472,0.5944889389401508,0.596949714458195,0.5989407716470869,0.5995175915778559,0.6003950358360947,0.6083638287003161,0.6098448580302505,0.6126626168630174,0.6188709140890036,0.6193471858826571,0.6337798225187755,0.640244533791048,0.6455207627190582,0.648886169189022,0.6503578842216019],"n_dims_used":45,"mean_confidence":0.9159847683376736},"coverage":{"mean_confidence":0.9159847683376736,"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}}