{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003304","491:4910003384","491:4910003179","491:4910003385","491:4910003303","491:4910002387","491:4910002497","491:4910002501","491:4910003472","491:4910002755","491:4910003386","491:4910003383","491:4910003177","491:4910003516","491:4910003346","491:4910002910","491:4910002496","491:4910003098","491:4910003517","491:4910002997","491:4910003402","491:4910003349","491:4910003093","491:4910002446","491:4910002843"],"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":[0.6178458331332494,0.6122155437448606,0.5597511749765842,0.505976644545723,0.4514605248813024,0.42071333805579625,0.40230862550421653,0.3927737384019025,0.3766461310612234,0.33756376231904545,0.3240106484099302,0.3189003995312258,0.2959531029232105,0.2951801448214211,0.2669768555827747,0.2540378438666585,0.24980486345721847,0.24593492728049837,0.2433064088720958,0.2393233782959352,0.23736829479753097,0.2343075205660105,0.22652931551494743,0.2261374139811726,0.22352717998909274],"twin_dists":[0.12745132261551878,0.12865716537444596,0.13991080493256344,0.15159916483421318,0.16379303032845088,0.17090254642451624,0.17526183210446586,0.17755524547920767,0.18149458233705412,0.19140528659188846,0.19498299460354612,0.1963534273357959,0.20266698588255425,0.2028845225530218,0.21106848358695945,0.21500187170245272,0.21631610245943966,0.21753013602115256,0.21836174842486325,0.21963304860918512,0.2202621037083427,0.2212537462919495,0.22381266395735414,0.22394312023272206,0.22481587081388607],"n_dims_used":45,"mean_confidence":0.8954128689236112},"coverage":{"mean_confidence":0.8954128689236112,"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}}