{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009469","490:4900009162","490:4900011541","490:4900009370","490:4900007940","490:4900009674","490:4900010364","490:4900008711","490:4900011028","490:4900011395","490:4900008390","490:4900008501","490:4900009261","490:4900009978","490:4900008279","490:4900011792","490:4900009566","490:4900008818","490:4900008600","490:4900009155","490:4900011408","490:4900010083","490:4900010944","490:4900011029","490:4900011040"],"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":[0.4817038894493999,0.26477817468455184,0.22521202404331658,0.21351298662604182,0.21128023632733975,0.1934075876208644,0.18628010396026742,0.171786472673013,0.16137365268698894,0.15333991465612584,0.15143956216046064,0.14943072390340012,0.14268569570573733,0.14022440187045102,0.13833765687845298,0.1334567452524858,0.13324966775750854,0.1285468824498975,0.12500418781988756,0.12429249611717169,0.11186548763428103,0.11153685803495017,0.10844096373254088,0.10764661532308903,0.10501402087672111],"twin_dists":[0.15697368876369316,0.21172830904956758,0.2242517609835432,0.22822887818616994,0.22900447560709306,0.23542454486228517,0.23809956049259737,0.24377015806865893,0.24805909975219922,0.2515074462357102,0.2523423965465046,0.25323342897308243,0.25629149775488386,0.25743411936604343,0.25832017850966116,0.26065507783844594,0.2607555457418754,0.26306952444419635,0.2648553215582197,0.2652186904561963,0.27183559395228035,0.27201808639044694,0.273758005586907,0.2742106270741745,0.27572946467501785],"n_dims_used":45,"mean_confidence":0.9251705593532986},"coverage":{"mean_confidence":0.9251705593532986,"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}}