{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002311","494:4940007706","490:4900002310","490:4900003057","490:4900000909","494:4940007079","494:4940007595","496:4960007893","490:4900000908","490:4900002477","494:4940007700","490:4900003335","490:4900000912","494:4940007386","487:4870000846","490:4900004576","490:4900000930","494:4940008677","490:4900003588","490:4900002306","494:4940007390","494:4940007170","494:4940008595","490:4900002325","490:4900000569"],"twin_admin_codes":[490,494,490,490,490,494,494,496,490,490,494,490,490,494,487,490,490,494,490,490,494,494,494,490,490],"twin_sims":[0.6601557375347942,0.4621539055500461,0.43138846184647966,0.4311559571810441,0.4213142710475703,0.42058984525753473,0.4151355992607742,0.3988587047367829,0.39435222876727094,0.3910236231074465,0.3805967062164961,0.37204450984365545,0.36408246015444784,0.35720236752068246,0.3536693927540963,0.3492068949550533,0.34649466116396777,0.34498755480588733,0.3431735723595099,0.3430106571550696,0.3401258888775355,0.3393132429965694,0.3379619264560599,0.3349120745055384,0.31535765444133435],"twin_dists":[0.11836112748161139,0.16136426197651477,0.1684113371422786,0.1684653238660328,0.1707616149333074,0.17093151862264136,0.17221475204668496,0.17608873706272607,0.17717382045195493,0.17797897610912222,0.18052226507547664,0.18263343493965065,0.1846205829603368,0.1863554352713048,0.18725295481113943,0.18839329278491357,0.18909010567381881,0.18947854805485884,0.1899472802045776,0.18998944182611754,0.19073778318077508,0.19094920573587534,0.1913013754822136,0.19209900850154826,0.19731075412725804],"n_dims_used":45,"mean_confidence":0.9153917100694444},"coverage":{"mean_confidence":0.9153917100694444,"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}}