{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000753","480:4800001031","480:4800000755","480:4800000540","480:4800000875","480:4800000503","480:4800000300","480:4800000460","480:4800000580","480:4800000401","480:4800000711","480:4800000371","480:4800000795","480:4800000749","480:4800000578","480:4800000925","480:4800000504","480:4800001002","480:4800000579","480:4800000610","480:4800000793","480:4800000748","480:4800000915","480:4800000304","480:4800000959"],"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":[0.687541121193957,0.6142134850905334,0.5500172145650116,0.45209853639918046,0.41768949365172836,0.40969695289028407,0.3880333949694655,0.3709976339226347,0.3647896317653844,0.35567260572186865,0.3484546577212017,0.3390397101815653,0.3317512729880194,0.32986016796329365,0.32398492352942365,0.31280847685037994,0.2994222155775401,0.291438042665352,0.28780681066375013,0.2838846247660093,0.2811852524975662,0.27831988267176755,0.2626883234510682,0.261258086790161,0.25810946630934645],"twin_dists":[0.11241965007369703,0.1282292999847405,0.14200998139686039,0.16364753560379375,0.17161300045338904,0.17350157593690224,0.17870501732531008,0.1828934930236761,0.18444321308058484,0.18674349162047707,0.18858626735605785,0.19102043075600925,0.19292983114388204,0.1934289806967343,0.19498986298854382,0.19800337138701357,0.201694753417714,0.20394246959915047,0.2049768197660347,0.20610286276035433,0.20688329664172042,0.2077167067917247,0.2123586500103686,0.21279184867210466,0.21375079885411588],"n_dims_used":43,"mean_confidence":0.9136399557424146},"coverage":{"mean_confidence":0.9136399557424146,"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}}