{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011795","490:4900010444","490:4900009478","490:4900010442","490:4900011395","490:4900011723","490:4900011858","490:4900011799","490:4900011035","490:4900010074","490:4900011476","490:4900009257","490:4900011607","490:4900011605","490:4900011792","490:4900011796","490:4900011871","490:4900011337","490:4900011472","490:4900009676","490:4900011473","490:4900012074","490:4900007940","490:4900010878","490:4900009155"],"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":[0.33944452566121885,0.24891326243068537,0.23927525738517577,0.22051892337547832,0.18348928953817736,0.17860858901167387,0.16728559958781544,0.16304538557087558,0.15758932666686631,0.15658584102001555,0.1559623749746022,0.1548288488591758,0.15326238045650326,0.15303464337808828,0.1478571717010692,0.1478325842398741,0.14627731473102754,0.14289392933711803,0.13950913056646655,0.137518007074018,0.13598382753477445,0.13401628827987705,0.13330061945423569,0.12993337793569118,0.12824963678624784],"twin_dists":[0.19091503209345811,0.21659473067878798,0.21964849144712598,0.22583016885291674,0.23916653818920108,0.24106037985621276,0.24560036473819896,0.2473573186240841,0.2496674680492194,0.2500986709186865,0.25036759471464404,0.25085854631475374,0.2515413630828449,0.25164105805836756,0.25393757260129296,0.25394861894845266,0.25465012668143583,0.25619550276646186,0.25776897409791594,0.25870791908518115,0.2594383443902743,0.26038418885204645,0.2607308145964531,0.26238075908648495,0.26321791670992417],"n_dims_used":45,"mean_confidence":0.91661131117079},"coverage":{"mean_confidence":0.91661131117079,"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}}