{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004428","490:4900002917","490:4900004425","490:4900003343","490:4900003872","490:4900003342","490:4900003341","490:4900003465","490:4900002606","490:4900003725","490:4900003472","490:4900003729","490:4900003069","490:4900003473","490:4900002302","490:4900004305","490:4900003070","490:4900002146","490:4900003604","490:4900004457","490:4900002476","490:4900003865","490:4900003474","490:4900004553","490:4900003210"],"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":[0.6744257473853326,0.6528746188956166,0.6243037999398265,0.6068671858683116,0.5843531034145345,0.5700320087736347,0.51150037296238,0.49142973615857355,0.48055218228572094,0.4575299358410808,0.4211403025846833,0.39903109200613285,0.3784496474391513,0.36251830951008684,0.34981215609431343,0.3433622338496504,0.34071556090675326,0.33264791277371364,0.299769035022033,0.29522399022903345,0.2905603804124685,0.28800933428762726,0.28772644478691967,0.28543308647051124,0.2792740084091506],"twin_dists":[0.11527320240013582,0.11993122048883315,0.12606768306749525,0.12980242801551412,0.13462539647246752,0.13769914743480538,0.15038624051130797,0.15481085819610468,0.15723069700882386,0.16241197609106056,0.17080240548759085,0.17604734096091312,0.18105008922939214,0.18501351645426078,0.18823818094074773,0.18989846889140752,0.1905845403727561,0.19269371084633724,0.20159791997447216,0.20287217398183563,0.20419176289662616,0.20491892675445153,0.2049997997573712,0.20565719593029372,0.2074386169659827],"n_dims_used":44,"mean_confidence":0.9150453914295543},"coverage":{"mean_confidence":0.9150453914295543,"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}}