{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000063","491:4910000420","491:4910000020","491:4910000242","491:4910000135","491:4910000042","494:4940007194","491:4910000025","491:4910000180","491:4910000191","491:4910000199","491:4910000334","491:4910000324","491:4910000294","491:4910000555","491:4910000074","491:4910000196","491:4910000224","491:4910000462","491:4910000821","491:4910000620","491:4910000238","490:4900000628","491:4910000143","491:4910000081"],"twin_admin_codes":[491,491,491,491,491,491,494,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491],"twin_sims":[0.19090019889330193,0.14019390010217042,0.12539606320276797,0.09204793225564395,0.09110040625273587,0.08565841743227522,0.08088541439180345,0.07050841489221515,0.06901570238203023,0.055094772487363615,0.04707512770605902,0.03949168248485574,0.03561791887073833,0.03496380462347714,0.034273170959724354,0.03245018407247963,0.03210588524000808,0.031394602924382044,0.030863883153205294,0.02410762656969583,0.023193088059340856,0.021525037471964856,0.021499409831398322,0.020758778000920484,0.018543139752143882],"twin_dists":[0.23635761612927236,0.25744837275783716,0.26465591194887067,0.2836766723378445,0.2842912487742784,0.28792255747289786,0.2912619911230331,0.2991076390113864,0.30031189897618005,0.3127090946665185,0.32108222541639386,0.330180959088339,0.33541360191264014,0.3363444281158941,0.337343445424821,0.34006533578757026,0.3405940006744137,0.341701690499174,0.3425422606186767,0.35449916527976694,0.3563345541078182,0.3598502375439878,0.35990607370841116,0.3615452912833921,0.3667732499286865],"n_dims_used":45,"mean_confidence":0.890313720703125},"coverage":{"mean_confidence":0.890313720703125,"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}}