{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008915","490:4900008128","490:4900009849","490:4900009239","490:4900009231","490:4900008129","490:4900009733","490:4900008126","490:4900009637","490:4900009448","490:4900008672","490:4900010157","490:4900010047","490:4900009330","490:4900009838","490:4900010858","490:4900009351","490:4900009430","490:4900009343","490:4900009963","490:4900008022","490:4900010774","490:4900009835","490:4900007905","490:4900009938"],"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":[0.5506140740102758,0.3844702461093576,0.28117658941435814,0.20774131795035178,0.2070144112462227,0.19452140805670518,0.13873425134436151,0.12183335974997185,0.1104414632452971,0.10472383558854563,0.10137405249259306,0.09169177952930353,0.08780921918600484,0.08280770093599132,0.0810285255977332,0.07940023685687202,0.0753500688609346,0.06775604214732664,0.06584343101841449,0.06388863137342203,0.059024674944877585,0.04907121692652681,0.047935091033112595,0.04715889720938989,0.04512734200809018],"twin_dists":[0.14188110119980846,0.17957362422748027,0.206885808564385,0.23024527981824927,0.23050192416385093,0.2350127602978268,0.2581331830655754,0.26648656579702085,0.2726293883987113,0.2758986879531521,0.277879090840596,0.28390708774155426,0.2864660724403652,0.2898986039604412,0.291159600607392,0.29233324424505963,0.2953387213474529,0.3013447276638256,0.3029432376115958,0.3046166631076705,0.30897026994342336,0.3188931840110484,0.3201298076383327,0.3209888133635481,0.3232944596082228],"n_dims_used":45,"mean_confidence":0.8989927503797743},"coverage":{"mean_confidence":0.8989927503797743,"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}}