{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004274","466:4660013024","487:4870002289","466:4660013026","487:4870002120","487:4870002454","487:4870003136","466:4660012902","487:4870003017","490:4900001880","466:4660013253","487:4870002544","487:4870002380","487:4870003697","466:4660014231","487:4870002041","487:4870001778","466:4660014059","487:4870001952","487:4870004415","487:4870004273","487:4870003842","487:4870004130","490:4900000045","496:4960008042"],"twin_admin_codes":[487,466,487,466,487,487,487,466,487,490,466,487,487,487,466,487,487,466,487,487,487,487,487,490,496],"twin_sims":[0.668563779857963,0.6145523737652168,0.5807473674625667,0.5500718508866608,0.5417621202389614,0.5207090881810074,0.5066010348317626,0.5030213672253769,0.4790336123382264,0.4722943517911197,0.4571898303891799,0.4543646127248339,0.4490426850218315,0.4452466767861864,0.41370250706525696,0.40634823413904037,0.4048833017409661,0.3994984715905325,0.3980152456553413,0.3977161304798722,0.3919495095646463,0.38785847756956554,0.38602205869354494,0.3817696436892792,0.3768107488955965],"twin_dists":[0.11654359024928028,0.12815672260765626,0.13539867709561645,0.14199818279722162,0.14379496156322447,0.14837144335555005,0.1514618854246101,0.15224953330059274,0.15756987177049403,0.15907932112922,0.16248918758696862,0.1631313820299351,0.1643451005155176,0.1652141128002556,0.17255311729492898,0.17429763628777584,0.17464679641310957,0.17593514805063584,0.176291398358988,0.17636331509619374,0.17775469443738848,0.17874756943110584,0.17919486349774452,0.1802345221477118,0.18145396783755022],"n_dims_used":43,"mean_confidence":0.9135211678438409},"coverage":{"mean_confidence":0.9135211678438409,"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}}