{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004209","490:4900005826","490:4900003504","490:4900002822","490:4900003107","490:4900005430","490:4900004471","490:4900006929","490:4900002964","491:4910001626","490:4900004207","490:4900004194","490:4900003772","490:4900005032","490:4900003242","490:4900004890","490:4900003498","490:4900007425","490:4900004478","490:4900004068","490:4900002519","490:4900002966","490:4900007049","490:4900002963","491:4910001566"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.48781530456558886,0.3533892820047013,0.26852064239919,0.2655739417683525,0.2540453061007132,0.24836645636851373,0.22452606476243903,0.21356866151153212,0.19693286385959732,0.18367036352666297,0.1826003251914955,0.18056672722320907,0.17948041922798408,0.1760479149563531,0.16574758212798818,0.16093833847657632,0.14928014150896782,0.14757089817994537,0.14351234101302504,0.13730844891730512,0.13725035732113683,0.1354671915252234,0.13465187984522767,0.1332080907754519,0.13273946170369536],"twin_dists":[0.15561309587956104,0.18732431247276496,0.2106072082843913,0.21148910631313494,0.21499956722825872,0.2167659256297229,0.2244810899016327,0.22820960853505473,0.23412680995331164,0.2390969650507106,0.2395088047054693,0.240296224060308,0.2407194218602041,0.24206869995555158,0.2462338926522511,0.2482427064303445,0.2533005753050911,0.2540662701410302,0.2559110283581943,0.2588073292169416,0.2588349067819681,0.25968570483674025,0.26007751155378717,0.26077573181860064,0.2610035846882411],"n_dims_used":45,"mean_confidence":0.897716776529948},"coverage":{"mean_confidence":0.897716776529948,"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}}