{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010227","490:4900009535","490:4900010570","490:4900009011","490:4900009540","490:4900009426","490:4900009539","490:4900008122","490:4900009538","490:4900011152","490:4900012026","490:4900011373","490:4900009640","490:4900011074","490:4900012156","490:4900011231","490:4900012023","490:4900008788","490:4900008347","490:4900010920","490:4900011775","490:4900009006","490:4900009641","490:4900011654","490:4900009638"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11577459421734748,0.06418838591756479,0.052336704289148765,0.05153931986381845,0.048223589346743645,0.044280962875996886,0.042358808015891876,0.04058771295933892,0.035590412516851196,0.03440104569002303,0.032023701522564875,0.02942755068474715,0.028318958108430343,0.027141996043082223,0.02472521897296722,0.024175223316210956,0.022382411845753965,0.021914948495247617,0.020612101154103737,0.020315755184087115,0.019171370338216153,0.017678381751116214,0.016948607182123397,0.016690734095599347,0.014597013972895591],"twin_dists":[0.26969588130777017,0.30435736205598973,0.31546710002103023,0.31628692401974806,0.3198134908260095,0.32428077885715845,0.32658095604246334,0.32877951012723816,0.33545245039936594,0.33715718660746924,0.34072090819794115,0.34488090971736035,0.34675387810970393,0.34881265526928545,0.35329353353344023,0.354365912191401,0.35801474590007953,0.35900777215434226,0.361875953870712,0.36255032831260536,0.3652377816923654,0.3689630071012637,0.37088522824775155,0.37158185079121564,0.3776172262980776],"n_dims_used":45,"mean_confidence":0.8862369113498264},"coverage":{"mean_confidence":0.8862369113498264,"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}}