{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001682","490:4900003706","490:4900003710","490:4900002137","490:4900001136","490:4900003574","490:4900003705","490:4900004268","490:4900003309","490:4900002283","490:4900007257","490:4900001145","490:4900001431","494:4940008310","490:4900001547","490:4900004415","490:4900001026","490:4900006399","494:4940007374","494:4940004167","494:4940004170","490:4900002140","494:4940008188","490:4900003436","490:4900012285"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,494,494,490,494,490,490],"twin_sims":[0.5851656092374149,0.5068853907637574,0.4939144980194018,0.47761735248644266,0.4567181724790917,0.454872240070069,0.43636230789720404,0.4146500400265105,0.40508276095814605,0.3559337724986324,0.34064487120879317,0.32727448803910564,0.3201055721995141,0.31665296071826754,0.30783224213083044,0.2941501072913947,0.27969112083018705,0.26887020486798513,0.265594588790983,0.26468196615295825,0.25581330032330746,0.25556852552744114,0.255204381044785,0.2522723419034334,0.24818295651758396],"twin_dists":[0.13445119527244329,0.15139938135186048,0.15426037151371128,0.15788650618687286,0.16259629876197304,0.16301588735501746,0.16725922031069365,0.17232934007035564,0.1745992230871346,0.18667718033544783,0.19060290357065787,0.19411401201666817,0.19602913038754932,0.19696003311250398,0.1993647676042469,0.2031749333849169,0.2073172267573922,0.2105029893762528,0.2114829058925529,0.21175725910429005,0.21445478428266468,0.2145300655929644,0.21464214402501516,0.21554830507119976,0.21682343019627323],"n_dims_used":45,"mean_confidence":0.9201872083875868},"coverage":{"mean_confidence":0.9201872083875868,"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}}