{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007893","490:4900008661","490:4900008664","490:4900008775","490:4900008784","490:4900008551","490:4900010826","490:4900008555","490:4900011153","490:4900010566","490:4900011502","490:4900007785","490:4900008554","490:4900011689","490:4900007997","490:4900008777","490:4900008891","490:4900008006","490:4900008004","490:4900011690","490:4900008779","490:4900011221","490:4900008659","490:4900007892","490:4900009941"],"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":[0.2608792959554677,0.24551221891012712,0.22166674417294732,0.20235634860366655,0.1969860208566049,0.14693217442823306,0.07002551220022038,0.041402462653644646,0.04013863993704255,0.03879762237422035,0.03788697071777734,0.025573285050131844,0.02451556264139776,0.02373565961745645,0.022344992516890115,0.018183847060218184,0.017759866504680106,0.015697191320685696,0.01538101171920108,0.015191433803386938,0.014702841833610484,0.014331706442769335,0.014285176749419521,0.013425082010823423,0.013349456233557681],"twin_dists":[0.2129068280974647,0.21766348487895384,0.22544207258481122,0.2321613197661432,0.23410736538909807,0.25435408199260046,0.29949494057729975,0.32775827759431114,0.32934980905969463,0.3310855187207049,0.3322933620999571,0.3516797294137877,0.3536998626980503,0.35523826336919073,0.35809356861091596,0.36767197159899667,0.36875271472901455,0.37435736826420074,0.3752730686650112,0.3758300892266263,0.37729441555221743,0.37843566853137567,0.3785805826577723,0.38133726215728386,0.3815870522700176],"n_dims_used":45,"mean_confidence":0.8866488986545139},"coverage":{"mean_confidence":0.8866488986545139,"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}}