{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004780","490:4900004638","490:4900004777","490:4900004637","490:4900007550","490:4900004920","490:4900007433","490:4900006208","490:4900004778","490:4900004919","490:4900004779","490:4900005837","490:4900004774","490:4900006084","490:4900005057","490:4900007552","490:4900005060","490:4900005966","490:4900005173","490:4900003667","490:4900005174","490:4900005443","490:4900004916","490:4900004636","490:4900003269"],"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":[0.4924143831597448,0.4774255920875388,0.4753314328033349,0.3451838460533968,0.3259535860195418,0.3230057868000347,0.23943966418281437,0.19880020907806167,0.1965296516987554,0.18003100410611386,0.16605257590008313,0.14034108201695092,0.11356612391608835,0.1134962671078772,0.11060293319671836,0.1017765346138431,0.06715387130576186,0.06299641882757306,0.060311684529214614,0.05446684162947463,0.05381413419236973,0.05267742239114516,0.051798130617923564,0.0495052261974821,0.04606565262286424],"twin_dists":[0.1545926169112371,0.15792940148708157,0.15839821360392334,0.18942790502629245,0.1944651150407388,0.1952515125423658,0.21959573877774072,0.23344590889417394,0.23427442140970825,0.24050470199915525,0.24610792603610213,0.2573796163786913,0.27089775981969577,0.2709360691987551,0.2725389840518357,0.2776384668231453,0.30184399506783777,0.30539440411298036,0.3077904470647728,0.3133267790513836,0.31397511894059194,0.3151199544414166,0.31601968156736004,0.3184270845269055,0.32221897828019386],"n_dims_used":44,"mean_confidence":0.9207879846746271},"coverage":{"mean_confidence":0.9207879846746271,"n_dims_used":44,"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}}