{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002280","491:4910002333","491:4910002331","492:4920004140","491:4910001474","491:4910003164","491:4910000204","492:4920004095","492:4920004467","492:4920004348","492:4920004151","491:4910002276","491:4910003284","491:4910001082","492:4920004292","492:4920004297","492:4920005785","491:4910001934","491:4910002978","492:4920004144","491:4910002488","491:4910002831","492:4920004191","492:4920004142","491:4910003165"],"twin_admin_codes":[491,491,491,492,491,491,491,492,492,492,492,491,491,491,492,492,492,491,491,492,491,491,492,492,491],"twin_sims":[0.43682153030449644,0.3670229785207372,0.32592277603819514,0.2169315944588191,0.21419143424425346,0.21339319691079714,0.20187904377756988,0.2014258407203712,0.18393676437141218,0.1763283183131883,0.17165092734690302,0.1677826547374846,0.16474948158978284,0.16405066124340337,0.15085530996574772,0.14899364667634155,0.14814926837553374,0.14653039609619056,0.1437681319104279,0.1432562458726729,0.140326266997626,0.13909981391539938,0.1361161575088621,0.13583449508042209,0.1345671803792203],"twin_dists":[0.16715311360799806,0.18388418802635922,0.19447331389242908,0.2270518969436634,0.22799429153628625,0.22827035016272784,0.23233282964013074,0.2324959372478244,0.23899469504843285,0.24195777857797715,0.24382476974227282,0.24539651950483646,0.246647295482527,0.24693781801964576,0.2526006436184214,0.25342846446270034,0.2538064467077675,0.2545355993265759,0.2557936285445662,0.2560287235460815,0.25738653481634893,0.2579611725274824,0.2593750993889308,0.2595097708727675,0.2601183167716778],"n_dims_used":45,"mean_confidence":0.8987777709960938},"coverage":{"mean_confidence":0.8987777709960938,"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}}