{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000445","499:4990000320","499:4990000378","499:4990000896","499:4990001069","499:4990000815","499:4990001169","499:4990000720","499:4990001265","499:4990000502","499:4990000329","499:4990000649","499:4990000374","472:4720001300","499:4990000572","499:4990000966","499:4990000658","499:4990000639","499:4990000199","499:4990000195","499:4990000719","499:4990000328","499:4990001168","499:4990000368","499:4990000817"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,472,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.8850733692058826,0.8824941008126463,0.8693267453260081,0.8686768849667946,0.8620898722587259,0.8601792547914644,0.8571426654982492,0.8558184965070604,0.8387889156648991,0.8377783911552338,0.8288694668868934,0.828473426470273,0.8192829034719212,0.814305127568421,0.8136180817523833,0.8124009388405388,0.8120330328026826,0.809622930491528,0.805244600771206,0.8021875705860546,0.8007910218820952,0.79987164167879,0.7996089505649391,0.7976383221906823,0.7970349558205281],"twin_dists":[0.0641755390451746,0.06493806830410846,0.06873200896418956,0.06891528656368351,0.07075376922930281,0.07128074022601649,0.07211272069705829,0.07247344626244537,0.0770093714709212,0.0772729544832273,0.07957239193696909,0.07967363522095047,0.08200128041898122,0.08324541978006986,0.08341627321103255,0.08371844717261469,0.08380965977819549,0.08440575955134395,0.08548251457016708,0.0862297782783902,0.08656994600840687,0.08679348103336745,0.08685729230112053,0.08733516380932381,0.08748119143583334],"n_dims_used":45,"mean_confidence":0.9241680569118924},"coverage":{"mean_confidence":0.9241680569118924,"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}}