{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002919","494:4940001920","494:4940002465","494:4940002238","494:4940003255","494:4940001533","494:4940001921","494:4940001724","494:4940002920","494:4940002354","494:4940002813","492:4920003131","494:4940003487","492:4920003183","494:4940002466","494:4940001923","494:4940002353","494:4940003377","494:4940001821","492:4920004118","494:4940002702","480:4800006453","494:4940002027","494:4940002351","494:4940001718"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,492,494,492,494,494,494,494,494,492,494,480,494,494,494],"twin_sims":[0.5605624663120978,0.5580166231817296,0.43490506672597723,0.4195026229228867,0.3920266033173093,0.3776364191874043,0.35553218066350073,0.29621813980991935,0.28238188709920603,0.2768791322103403,0.2524114759360075,0.24949333994662728,0.24481130138502316,0.19117588275239952,0.18781087388645767,0.1864922879791562,0.18439714048216055,0.17881859051569834,0.16363615005477597,0.16086513353946738,0.1606127788082451,0.15838657416776158,0.14713796098057513,0.14675953875519407,0.1447871006966291],"twin_dists":[0.13973608800867565,0.1402844703476336,0.16759622093789037,0.17118674346440507,0.17773603082241873,0.1812503888685067,0.18677915649427934,0.20259247262314586,0.20653677315584368,0.20813773132024077,0.21550515410218565,0.2164133821269272,0.2178849247090715,0.23625460970887355,0.23751908495415422,0.23801889985688363,0.2388182046344188,0.24097814407608764,0.2471105670930352,0.248273618195514,0.24838025675174968,0.24932631231247773,0.2542612528425356,0.2544320311336919,0.255327487234859],"n_dims_used":45,"mean_confidence":0.9139795939127604},"coverage":{"mean_confidence":0.9139795939127604,"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}}