{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008203","490:4900007867","490:4900007987","490:4900008758","490:4900008648","490:4900008096","490:4900008869","490:4900007749","490:4900007268","490:4900008314","490:4900004715","490:4900007632","490:4900001598","493:4930006990","490:4900006294","490:4900003073","490:4900004985","490:4900005541","490:4900007022","490:4900006659","490:4900007633","490:4900002483","490:4900008315","490:4900006531","490:4900006903"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6468452381737715,0.5987612484149175,0.5907200378244578,0.5503156393335462,0.5183366869851742,0.491332551770385,0.4882720838878878,0.45985185038987203,0.4582531080354478,0.4512594825276708,0.4433968938712401,0.4405568739360267,0.43725219145316085,0.41233398393622894,0.41083626612818436,0.4038410287873293,0.40050273435633915,0.39494453198127466,0.3940340224237725,0.3865626610272733,0.3852496040136894,0.38465038917846545,0.3787033247499784,0.3727864529820801,0.3712935058312819],"twin_dists":[0.12122908075028804,0.13153821742617897,0.13326072789785054,0.1419455395227007,0.1488896748282981,0.1548324055562626,0.15551161342901965,0.16188539980653516,0.1622478686330105,0.16383889264333934,0.1656386021210865,0.16629166374116533,0.16705364635610317,0.17287671181002956,0.1732313918284099,0.17489556129548767,0.1756942798784823,0.17703087932079864,0.17725065451394903,0.17906308525216158,0.1793833106637825,0.17952961827159944,0.18098765081750684,0.1824493452867975,0.1828199576625508],"n_dims_used":45,"mean_confidence":0.9186335245768229},"coverage":{"mean_confidence":0.9186335245768229,"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}}