{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007776","490:4900010313","490:4900007889","490:4900008549","490:4900009447","490:4900006071","490:4900008000","490:4900007891","490:4900008221","490:4900010573","490:4900008440","490:4900008443","490:4900007775","490:4900010314","490:4900010568","490:4900011171","490:4900010824","490:4900010659","490:4900010655","490:4900011308","490:4900004202","490:4900010242","490:4900009931","490:4900010128","490:4900011311"],"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":[0.04597597525217283,0.01533469198251315,0.014090271880262763,0.013602767816985484,0.012832346830728309,0.011380095387834277,0.010060555563699062,0.007504095123795977,0.0058407639401873695,0.004132869794701832,0.0034015110635968768,0.003055502020246796,0.0030137652715729554,0.0025732215229058507,0.002242832722965278,0.000991049738255504,0.0009460767167681018,0.0008870793022549435,0.0007298921382579169,0.0006944283243662265,0.0006702486815341668,0.0006682627046925991,0.0006216388664709728,0.0006054233494947246,0.0006041712263070105],"twin_dists":[0.32232096803735666,0.3754086056470813,0.3791921657679497,0.38075522930664496,0.3833293928413756,0.3885782790469216,0.3938916942928905,0.4062521457615451,0.4165264807751548,0.43030548738238256,0.4378729661006228,0.4419860407881876,0.4425106074521946,0.44849392007663913,0.4536326622903165,0.48304740413394326,0.4846663521703769,0.48690207444056777,0.49361237648080386,0.4953114506562968,0.49651686579341,0.496617663820178,0.4990680025211795,0.49996052526574286,0.5000303676443192],"n_dims_used":45,"mean_confidence":0.8888335333930122},"coverage":{"mean_confidence":0.8888335333930122,"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}}