{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010068","490:4900008679","490:4900010343","490:4900010161","490:4900010250","490:4900010060","490:4900009763","490:4900010335","490:4900010244","490:4900009562","490:4900009957","490:4900010147","490:4900010763","490:4900009864","490:4900010600","490:4900010066","490:4900008125","490:4900009663","490:4900010430","490:4900010055","490:4900009960","490:4900010062","490:4900008453","490:4900009345","490:4900010251"],"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":[0.25783575736614495,0.23197563685610403,0.20668778893745185,0.2035961315233074,0.1601757318161348,0.13230643159292999,0.13106980417797584,0.13069670736882158,0.11766067653255036,0.11015150845486016,0.10916358563453515,0.0941280454644589,0.09332583053162356,0.08685708620417368,0.08286659323669288,0.080389229137087,0.07503825242785143,0.07302412752016296,0.07167336915050379,0.06732238964035829,0.06453297416625962,0.05784829382892578,0.05476174435769995,0.05414114841678335,0.05379042831613956],"twin_dists":[0.21383450750512725,0.22201495088620843,0.23061744289887395,0.23171712310178735,0.2485652298334979,0.26121466758213124,0.2618203464141852,0.2620039282915591,0.2686833160307114,0.27279198609838334,0.2733484804479628,0.2823448197387291,0.2828556823430433,0.2871072989667715,0.2898572358235537,0.2916181203199909,0.29557545978723654,0.29712406803204805,0.29818209459294376,0.30170390811174286,0.3040604986887481,0.3100673524115086,0.3130359583589406,0.3136494834005065,0.31399878856780594],"n_dims_used":45,"mean_confidence":0.8948612636990018},"coverage":{"mean_confidence":0.8948612636990018,"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}}