{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001330","473:4730004821","489:4890001475","489:4890001553","489:4890001332","469:4690000724","489:4890002624","489:4890001403","469:4690000687","500:5000003620","477:4770002896","469:4690000457","478:4780006689","481:4810005460","479:4790000423","466:4660011279","473:4730004914","470:4700007447","485:4850001908","481:4810000433","473:4730004824","488:4880005332","477:4770003050","479:4790001489","473:4730004822"],"twin_admin_codes":[489,473,489,489,489,469,489,489,469,500,477,469,478,481,479,466,473,470,485,481,473,488,477,479,473],"twin_sims":[0.20523370268263894,0.18185307580070362,0.1785587151541641,0.1697234147377207,0.14971048716807717,0.14315664855487886,0.13722256330717889,0.10078834709751631,0.06622625322265115,0.061981968928168873,0.060056476322265795,0.05744067988423374,0.05524486323163888,0.053906681023983175,0.053537871582918825,0.05170886112940505,0.05059698103818943,0.04700603905783074,0.04519796157219512,0.045025069975854606,0.04500456984658603,0.04460807665980179,0.0433713216325569,0.03854516361672587,0.034632709776133204],"twin_dists":[0.23113323853108397,0.2397974196303741,0.2410799203492203,0.24460473769259655,0.2531088117438621,0.25607453828706894,0.2588481043995445,0.2782305924209936,0.30262028174679095,0.30628973936597975,0.30802274340021335,0.3104517809104248,0.31256231640324256,0.31388279627388754,0.3142514974411253,0.31611173368351514,0.3172694898913352,0.3211593714019778,0.32321286716767106,0.3234128127144084,0.32343656337067994,0.3238977198712779,0.3253586275962031,0.3314179422095652,0.3368212475294632],"n_dims_used":45,"mean_confidence":0.9178188747829861},"coverage":{"mean_confidence":0.9178188747829861,"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}}