{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006058},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002637","490:4900004859","490:4900008643","466:4660000883","490:4900004873","496:4960012186","490:4900006413","470:4700003472","496:4960012193","470:4700003135","466:4660000075","466:4660001343","493:4930006164","490:4900007144","490:4900004179","490:4900005541","490:4900007516","490:4900007749","470:4700003142","470:4700004832","490:4900003751","490:4900007513","490:4900006163","487:4870011603","490:4900008644"],"twin_admin_codes":[490,490,490,466,490,496,490,470,496,470,466,466,493,490,490,490,490,490,470,470,490,490,490,487,490],"twin_sims":[0.4918766463397581,0.4530323426296373,0.4338589746717267,0.427614486022389,0.40922631840212453,0.3909790204248271,0.3904895027571601,0.38313687906562194,0.3828270460853697,0.373038146754819,0.3640659361936109,0.3610926017499704,0.3562324218287574,0.3534078971154477,0.35293610973663264,0.3501688867069446,0.33303851325126854,0.33261140126446365,0.3301710287201386,0.3274765398385402,0.3237546355517543,0.3231630903647289,0.32312183938189737,0.32137086974900514,0.3213418413803189],"twin_dists":[0.154711787166727,0.16343472354419725,0.16783841754345463,0.16928911232678004,0.17361328156756958,0.17798978667814008,0.17810847138798835,0.17989965022473475,0.1799754861855037,0.18238693654227775,0.18462472951077616,0.18537242116825614,0.18660138284100816,0.18731956939925343,0.18743981945323734,0.18814682653296835,0.19259095913289925,0.19270331896023093,0.1933468226972756,0.19406037466141587,0.1950513619858187,0.19520944737680018,0.19522047736019071,0.1956893908465059,0.19569717672296832],"n_dims_used":45,"mean_confidence":0.9156099107530382},"coverage":{"mean_confidence":0.9156099107530382,"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}}