{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000532","480:4800000309","480:4800000465","480:4800000439","480:4800000646","480:4800000841","480:4800000397","480:4800000412","480:4800000798","480:4800000537","480:4800000434","480:4800000751","480:4800000404","480:4800000760","480:4800000691","480:4800000471","480:4800000683","480:4800000583","480:4800001150","480:4800000477","480:4800000800","480:4800000405","480:4800000676","480:4800000640","480:4800000536"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7589714269407449,0.6210760759186393,0.5897806219372962,0.5842415426910522,0.5793023672279594,0.5438938408221254,0.5354573714073517,0.5335740032743463,0.5231610919761498,0.5228597241899962,0.5148596939412947,0.5135048542112536,0.5091959332353331,0.4912561363426607,0.4849998432262845,0.4849093119442812,0.47447878508577546,0.4668469546830069,0.4665724879852656,0.4597942684576278,0.45937409814893987,0.45497542625618687,0.45020333406885465,0.44765510094875627,0.43991958016757926],"twin_dists":[0.09645594610472738,0.12675932249983127,0.1334620258586372,0.13464931638257624,0.13570867440357787,0.14333356968057168,0.14516156879777756,0.1455704151125155,0.14783640296248715,0.14790213184962633,0.14965022502997596,0.14994692061971143,0.15089184356826274,0.15484934898708602,0.15623924695207278,0.156259399369767,0.15858928622461124,0.16030466367296667,0.16036653088717553,0.16189844702689457,0.16199366909882978,0.16299241633852385,0.16407994904143144,0.1646624336312332,0.16643843384365084],"n_dims_used":43,"mean_confidence":0.9145656851835029},"coverage":{"mean_confidence":0.9145656851835029,"n_dims_used":43,"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}}