{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004928","490:4900010948","490:4900008271","490:4900008276","490:4900008849","490:4900009051","490:4900010169","490:4900008382","490:4900006121","490:4900004798","490:4900008168","490:4900011344","490:4900009359","490:4900005998","490:4900009666","490:4900008060","490:4900011598","490:4900007947","490:4900008043","490:4900008835","490:4900006365","490:4900008045","490:4900007590","490:4900008725","490:4900008396"],"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":[0.012227185237847394,0.010878773466847576,0.009415710956848677,0.009074106232646522,0.008781272640735029,0.007963685049801782,0.0078293233026041,0.007121591648657129,0.005817089367339024,0.005769224927988026,0.00550603820931543,0.0051789503771771835,0.0050252589346471265,0.004996129771838013,0.004991246156958519,0.004843822514152371,0.00466020892818549,0.004597348596081042,0.0039293735024432,0.003905794370719996,0.003734045992695815,0.0036384007830359026,0.0035779040547516444,0.003548468884085615,0.003376128359954156],"twin_dists":[0.38544916540029045,0.39052901042287824,0.3967182240251658,0.3982863419971633,0.3996731540351206,0.40377656193806,0.4044867544209939,0.4084185711619654,0.4166909230642214,0.41702524094381116,0.41890954707497635,0.4213682769594389,0.422572477715182,0.42280446202094446,0.42284347491205704,0.4240377584505133,0.4255721602501047,0.4261100794170981,0.4322801745468988,0.432514962202147,0.4342651324295612,0.4352718220345026,0.4359210848708663,0.43624061451410084,0.4381614011207757],"n_dims_used":45,"mean_confidence":0.9235794067382812},"coverage":{"mean_confidence":0.9235794067382812,"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}}