{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000760","490:4900001001","490:4900000762","490:4900000318","490:4900000543","494:4940008157","490:4900000462","494:4940007533","490:4900000996","494:4940007953","494:4940007952","490:4900000314","494:4940007748","494:4940007849","494:4940007539","494:4940007641","490:4900005370","490:4900000380","490:4900000460","494:4940008756","490:4900000547","490:4900003173","490:4900003841","490:4900007729","490:4900006512"],"twin_admin_codes":[490,490,490,490,490,494,490,494,490,494,494,490,494,494,494,494,490,490,490,494,490,490,490,490,490],"twin_sims":[0.6012360153884073,0.5961529383133053,0.46579035458744666,0.43098392158583165,0.4070980949346863,0.2773495369582859,0.19443305624116153,0.18848075619918392,0.18093726880214353,0.17898078464961428,0.1574096101850595,0.15189360992078077,0.14787598239995803,0.14469577026070313,0.12469031917738271,0.11826050795712746,0.11551971511553032,0.10238367428076992,0.0902150604567478,0.08940799652816038,0.08477866747124589,0.08258278144303172,0.08247693523709781,0.07856138607222728,0.0782064624388688],"twin_dists":[0.13100824144197523,0.1320968518561897,0.16054289945149225,0.1685052774972522,0.17411912712659636,0.208000120280419,0.23504536444501872,0.23726610568653864,0.24015228295508895,0.24091467636697703,0.2497445455395613,0.25214220684931365,0.2539291224814773,0.2553691681594168,0.26501537939644704,0.2683638987375082,0.26983368532885504,0.27727689071473594,0.28487008249809853,0.2854016698020547,0.2885267086260407,0.29005681250104065,0.2901313840310803,0.29294542855581096,0.29320602980693605],"n_dims_used":45,"mean_confidence":0.9122594197591146},"coverage":{"mean_confidence":0.9122594197591146,"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}}