{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006921","485:4850007001","500:5000000304","500:5000000299","500:5000000132","500:5000000036","485:4850006836","485:4850006843","485:4850006998","485:4850006997","500:5000000458","500:5000000250","500:5000000167","485:4850006910","485:4850007141","500:5000000205","500:5000000159","485:4850007348","500:5000000196","500:5000000401","500:5000000061","500:5000000131","500:5000000201","500:5000000195","485:4850006920"],"twin_admin_codes":[485,485,500,500,500,500,485,485,485,485,500,500,500,485,485,500,500,485,500,500,500,500,500,500,485],"twin_sims":[0.7928954974588185,0.7911730156315775,0.7534340887025203,0.7499703536833906,0.7476999781967664,0.7341731136131866,0.7071829165790529,0.7060987191754384,0.6940599083415853,0.674624851223645,0.6693273275393854,0.6627646563213734,0.6578114656548689,0.6539221145253545,0.6498505588173823,0.6336202036551338,0.6246471522205819,0.624441904300771,0.6228194722431183,0.6095832572204384,0.6032642399772921,0.602748106650834,0.5957624164265926,0.5850638752333521,0.5814265936026384],"twin_dists":[0.0884794853687647,0.08889310584593599,0.09772806864608669,0.09852015321536073,0.09903787304545456,0.10209992243145491,0.10811080660990645,0.10834992242383666,0.11099475169071092,0.11523000256276528,0.11637827501877085,0.11779770925246423,0.11886700493845238,0.11970553765817683,0.12058240847649222,0.12406998234028674,0.1259940970585939,0.12603808534541694,0.1263857708433986,0.12922083874897414,0.1305739221570934,0.13068444388139724,0.13218049834581194,0.13447300613789967,0.13525298355834445],"n_dims_used":45,"mean_confidence":0.9200753953721789},"coverage":{"mean_confidence":0.9200753953721789,"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}}