{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005307","490:4900005968","490:4900005701","490:4900006819","490:4900004630","490:4900004765","490:4900005042","490:4900005969","490:4900005710","490:4900006095","490:4900007068","490:4900005306","490:4900007672","490:4900006223","490:4900004769","490:4900004770","490:4900006818","490:4900006573","490:4900007309","490:4900007553","490:4900006942","490:4900007676","490:4900005439","490:4900006215","490:4900007671"],"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":[0.35944717076731847,0.18430854304723235,0.17522758506212532,0.15315136156582215,0.14495091726838483,0.12335938999100737,0.11262339071035869,0.10368046578791218,0.10279722543315248,0.10102491288195158,0.09373703072156538,0.08931312576420534,0.08047035519073975,0.07973820934130837,0.07957848114768101,0.07910706647126246,0.07584355472700001,0.07575763920041588,0.07257954891354171,0.07222270915121218,0.0588466888856314,0.05852672437057554,0.05759120840188299,0.04520603798666944,0.045079895488759465],"twin_dists":[0.18578753674893111,0.23885214532883317,0.24239392866023748,0.2515899495141134,0.25525277425526804,0.2656975114246776,0.2714162919553638,0.27651016796275957,0.277031561608739,0.27808842954337515,0.2825933930161607,0.28546440770563764,0.2915597731124418,0.29208806227711814,0.2922038328736314,0.29254660392022935,0.2949656649789008,0.2950304728262296,0.29747053695688597,0.29774987407893055,0.30913509497951575,0.30943243524331754,0.31030955333405524,0.32320354265237206,0.32334933853149594],"n_dims_used":45,"mean_confidence":0.9114374796549479},"coverage":{"mean_confidence":0.9114374796549479,"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}}