{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004802","490:4900007591","490:4900004797","490:4900008838","490:4900004938","490:4900012071","490:4900005212","490:4900004788","490:4900007944","490:4900007347","490:4900005614","490:4900012201","490:4900012070","490:4900007109","490:4900008948","490:4900008063","490:4900011790","490:4900005354","490:4900004658","490:4900005075","490:4900009064","490:4900004513","490:4900006857","490:4900009257","490:4900007105"],"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":[0.46790075873650117,0.28542372517242026,0.19648876837084928,0.19061880803951942,0.18558549571335886,0.18479849900413794,0.1675373377141576,0.12541118540910667,0.11532360708539216,0.1120636101304482,0.09150800540040313,0.07176749044633735,0.06910231967277855,0.06432678408937426,0.060970630135805004,0.05872947120804728,0.05811219946001668,0.05703480438936914,0.05195320285690997,0.05096305332078888,0.05094142468741394,0.05092027756856367,0.049952671344936854,0.04924448180116549,0.04860718472776297],"twin_dists":[0.16006724280123327,0.205659885853148,0.23428940004570387,0.2364628620526262,0.23836406456839296,0.23866459231339848,0.2454970710243652,0.2646482263543107,0.269939873035985,0.2717257736904,0.2840262585466933,0.2981078499233597,0.30024144420694066,0.30423797556468785,0.30719437379024944,0.3092438694454965,0.30981964756283725,0.3108368125909154,0.3158600885353455,0.3168859965581374,0.3169085906543891,0.3169306894607611,0.3179501085182805,0.318706697439759,0.31939534559223626],"n_dims_used":45,"mean_confidence":0.9145842658148872},"coverage":{"mean_confidence":0.9145842658148872,"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}}