{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001440","500:5000001558","500:5000001561","500:5000002237","485:4850007052","477:4770000836","485:4850001120","485:4850008040","485:4850004561","500:5000000956","477:4770000776","485:4850003844","485:4850004419","485:4850008041","477:4770001414","485:4850002917","485:4850006668","485:4850006737","485:4850000750","485:4850002661","500:5000001288","500:5000001232","500:5000001181","485:4850000378","485:4850004280"],"twin_admin_codes":[500,500,500,500,485,477,485,485,485,500,477,485,485,485,477,485,485,485,485,485,500,500,500,485,485],"twin_sims":[0.6221582897581677,0.6064731949117378,0.5740210337407601,0.4866733035933979,0.4842165753005952,0.4264101146386974,0.42549401489897853,0.41965990322235436,0.41588358089839844,0.40895610139921645,0.40662243061849046,0.3977162622378635,0.3975292976571543,0.3963974478164775,0.3901659684191987,0.3808450936517093,0.380670095655324,0.36742042725704815,0.3649737325518272,0.36124479692985023,0.36103351179068444,0.3576120458999953,0.35629875242130166,0.3548675250804253,0.354771645972542],"twin_dists":[0.12652744673159189,0.12988679205742198,0.13684226315203044,0.15586694015461125,0.15641364230655913,0.16956990060710114,0.1697837004713792,0.17114980467423827,0.17203834747724359,0.1736774434420902,0.17423234510192886,0.1763632834119631,0.17640824816867062,0.1766806639602805,0.17818695128753428,0.18046129549822404,0.18050424878966018,0.18378488250097777,0.18439706613749673,0.18533407355907983,0.1853873118905489,0.18625165701775498,0.18658455251904776,0.18694806322832533,0.1869724421677758],"n_dims_used":44,"mean_confidence":0.91910474950617},"coverage":{"mean_confidence":0.91910474950617,"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}}