{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009165","490:4900010960","490:4900009777","490:4900010078","490:4900010273","490:4900005352","490:4900010437","490:4900008488","490:4900010363","490:4900010791","490:4900008489","490:4900010174","490:4900011992","490:4900010943","490:4900003818","490:4900010957","490:4900008832","490:4900011929","490:4900010693","490:4900010085","490:4900011873","490:4900003019","490:4900010291","490:4900003673","490:4900010951"],"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":[0.38730994687088205,0.11511707691126281,0.09246977736074731,0.07678232718183699,0.04504749957556449,0.04439882900540947,0.03969871757924235,0.02639267485812212,0.023979555209270493,0.02119728118404387,0.017633327756363677,0.015757331180882128,0.014913319699293368,0.014140875610668882,0.012759034264024298,0.011990816288407705,0.011669747997087,0.011407705644173071,0.010393267621162296,0.009635902422192803,0.009556088203205283,0.00916473972772383,0.008927072294281626,0.008680229450657745,0.008414545437337115],"twin_dists":[0.17888106914369975,0.27005185421842287,0.28340466661396857,0.294261356921354,0.3233868370366966,0.32414248155423986,0.329913736071815,0.35016381398124913,0.3547525211846818,0.3605687383798756,0.36907964535777915,0.3741850342026566,0.3766584282089444,0.3790326644967937,0.38358142079352997,0.38630245420450043,0.38748572615514,0.3884730765146509,0.3924959580705354,0.3957341617865761,0.39608851999294825,0.39786522101663996,0.39897758679789846,0.4001612867092733,0.4014694751796199],"n_dims_used":45,"mean_confidence":0.9170481363932291},"coverage":{"mean_confidence":0.9170481363932291,"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}}