{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001241","496:4960001128","496:4960001597","496:4960001974","496:4960001848","496:4960001589","496:4960002232","496:4960001262","496:4960003058","496:4960001844","496:4960001133","496:4960002212","496:4960002219","496:4960001715","496:4960001251","496:4960003197","496:4960002635","496:4960002097","496:4960003740","496:4960002352","496:4960003063","496:4960003198","496:4960003335","496:4960001363","496:4960001716"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8059928951933004,0.7864508629221004,0.7854063120573876,0.7401646489794144,0.7134223353744198,0.6779519716670953,0.6725217046360757,0.6544631688699952,0.6412628793541678,0.6052066366138836,0.595696630718029,0.5846718688867234,0.5819989528482744,0.580003184704314,0.5657616432259298,0.5329610665020448,0.5286294059453492,0.522814747612886,0.5184637452015765,0.5088732196496534,0.4950514317750822,0.49491950826903486,0.4888462574773043,0.46906285658918384,0.4551593254734688],"twin_dists":[0.08529903838388736,0.09002185872322413,0.09027054214621325,0.10074822287583608,0.1067314981676824,0.11450759369513748,0.11568615333653333,0.11958894256720753,0.12242911821298359,0.1301579966204663,0.13219458927371294,0.13455705120591085,0.13513022321033327,0.13555831943316354,0.13861720256572066,0.14570353612765075,0.14664522241042532,0.14791194206962044,0.14886190576725433,0.15096269521650885,0.1540087593296042,0.15403794642353322,0.1553840902708365,0.15980563513848509,0.1629505909287336],"n_dims_used":45,"mean_confidence":0.9365537007649739},"coverage":{"mean_confidence":0.9365537007649739,"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}}