{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001952","491:4910002731","491:4910002984","491:4910002287","491:4910002473","491:4910003028","491:4910001360","491:4910002525","491:4910003031","491:4910002235","491:4910002977","491:4910001714","491:4910001428","491:4910002424","491:4910002782","491:4910001779","491:4910002203","491:4910002769","491:4910002375","491:4910002535","491:4910002101","491:4910001368","491:4910002817","491:4910003073","491:4910002526"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8975427744680662,0.6282061558556514,0.571095561322115,0.5640080302679631,0.5314588138922475,0.5078875165701263,0.5014167877533425,0.4997329418371372,0.48508382937955097,0.48340419716852473,0.4752838002524041,0.4730280626573024,0.4522879404809088,0.4410999253947051,0.43865378769710406,0.42540768540892065,0.41854529527837087,0.40361592791508644,0.39534549761830295,0.39303024649648477,0.37554699012106085,0.3736708070587871,0.36010628663440125,0.33830328491150324,0.3356689913476278],"twin_dists":[0.060386609037070015,0.12523118634367725,0.13747062342200328,0.1389944394859607,0.1460299372917095,0.15117917844099082,0.15260308762213348,0.15297444323230971,0.1562205525305899,0.15659461166093006,0.15840888476932086,0.15891464377208292,0.1636043577753749,0.1661666631845278,0.16673019559375038,0.16980385792636876,0.17141170808592077,0.17494932509609923,0.17693417007616874,0.1774932147461902,0.18176598478662204,0.18223015678434498,0.18562113631045346,0.19121234180219207,0.19190068514131586],"n_dims_used":45,"mean_confidence":0.8985867818196615},"coverage":{"mean_confidence":0.8985867818196615,"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}}