{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006188","489:4890001029","489:4890000973","489:4890000514","470:4700006330","489:4890000971","489:4890001809","470:4700006865","489:4890000730","489:4890001092","470:4700006013","472:4720003599","470:4700004656","489:4890001580","470:4700006326","470:4700005328","470:4700006468","470:4700004142","489:4890001929","489:4890001575","472:4720000871","489:4890001743","470:4700006930","489:4890004174","470:4700005473"],"twin_admin_codes":[470,489,489,489,470,489,489,470,489,489,470,472,470,489,470,470,470,470,489,489,472,489,470,489,470],"twin_sims":[0.7715951018865911,0.7068679385456677,0.6723497827707465,0.6586935228926181,0.6398452494919364,0.6057279855490191,0.5968770410950559,0.5964543626023506,0.5845653146841092,0.580953810564731,0.5716190232439781,0.5708035170441518,0.5683501332685706,0.5596232991877513,0.5580926380072156,0.5549271134424414,0.5498718579655161,0.545724347148143,0.5403173043291026,0.5366614258217903,0.5362232372270721,0.5361902853705516,0.5317535992664288,0.529739917590715,0.5285959576004118],"twin_dists":[0.09352682789883864,0.10818029052572914,0.11572342482042007,0.1186767050769079,0.1227336484449263,0.13004636147601767,0.1319417599424469,0.1320322905730826,0.13457989679319765,0.1353543937684234,0.13735816478489019,0.13753336994597606,0.13806062625556395,0.1399383470050484,0.14026809143612434,0.1409504422781522,0.14204137178535697,0.14293763155570438,0.14410786863877958,0.1449003404107844,0.14499539518032603,0.14500254393475312,0.14596587286138799,0.146403646476501,0.14665250030989627],"n_dims_used":45,"mean_confidence":0.9155698988172744},"coverage":{"mean_confidence":0.9155698988172744,"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}}