{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002313","491:4910001635","491:4910001574","491:4910001754","491:4910003062","491:4910001516","490:4900002218","491:4910001969","491:4910001917","491:4910002417","490:4900006669","491:4910002018","491:4910001811","491:4910002518","491:4910002915","491:4910002366","491:4910001460","491:4910001390","491:4910001910","490:4900005016","491:4910002210","491:4910001868","491:4910001920","491:4910001143","491:4910001971"],"twin_admin_codes":[491,491,491,491,491,491,490,491,491,491,490,491,491,491,491,491,491,491,491,490,491,491,491,491,491],"twin_sims":[0.5153909114745894,0.45137774948312187,0.3217383512775226,0.25707668967113717,0.21925336115551608,0.19128351747591935,0.14107666416866152,0.1376827213521397,0.06853272984082534,0.05554357362393529,0.053569818404603765,0.05258604520230507,0.04517287299753952,0.040073544442770614,0.03835402014478563,0.03425227796396875,0.03410439461575756,0.03409057579952589,0.025956639470079503,0.01980303246578267,0.01598209267391225,0.015814606548954547,0.015791515212904776,0.015335470962594317,0.014415717338693424],"twin_dists":[0.1495339467414348,0.16381191235290987,0.1955908603707693,0.21406694776550386,0.22625964574906574,0.2362144212448531,0.25703679052717937,0.2586298614826782,0.30070607372968006,0.3122711774395873,0.31421947684030865,0.315212872042423,0.3232418417568605,0.32943292343732755,0.3316708572321042,0.33737393382435055,0.3375901887623389,0.3376104372853229,0.35096536362686875,0.36373761952361305,0.37354604667794805,0.37402144548567934,0.37408733569104724,0.3754063232823183,0.37817506931561773],"n_dims_used":44,"mean_confidence":0.8950335762717507},"coverage":{"mean_confidence":0.8950335762717507,"n_dims_used":44,"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}}