{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001001","490:4900000549","490:4900000762","490:4900000318","490:4900000543","494:4940008157","490:4900000314","494:4940007953","490:4900000462","490:4900000547","490:4900000996","494:4940007533","494:4940007849","490:4900000380","494:4940007952","494:4940007746","494:4940007641","490:4900000877","490:4900000460","494:4940007748","494:4940007851","490:4900000383","490:4900004244","494:4940008161","494:4940006890"],"twin_admin_codes":[490,490,490,490,490,494,490,494,490,490,490,494,494,490,494,494,494,490,490,494,494,490,490,494,494],"twin_sims":[0.6145364258631106,0.6012360153884073,0.5941110941305283,0.5633436470446873,0.5542601147174643,0.3274281936797945,0.24080993737728867,0.2171794837655779,0.20084238030254076,0.1749044645128753,0.17213262832967652,0.15627559182898304,0.15597687719682415,0.13664048921377953,0.13153866830509722,0.12996256583813728,0.12551359907966173,0.12468453616144443,0.10514467952067406,0.1005882071851051,0.09503634268987554,0.0801650003228489,0.07815100285924305,0.07635732025098732,0.07183652040877991],"twin_dists":[0.12816013808027787,0.13100824144197523,0.13253421940992838,0.1391374000548272,0.14109429228373224,0.19407320713292223,0.21915697658956335,0.22696703935472493,0.23270629662214687,0.24252233124682104,0.24363083065976746,0.2502323948034183,0.25036133045812997,0.2591249553323386,0.26159020014012924,0.2623663192910496,0.2645961949208571,0.2650183313255295,0.27565338909799614,0.2783510693069265,0.28177052913280337,0.29177963532737167,0.2932468366070181,0.2945793512260464,0.29805344790589144],"n_dims_used":45,"mean_confidence":0.9126808166503906},"coverage":{"mean_confidence":0.9126808166503906,"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}}