{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001878","487:4870001235","483:4830000125","491:4910001647","500:5000001907","665:6650000017","665:6650000448","665:6650000453","487:4870001053","665:6650000374","500:5000001906","470:4700007266","491:4910001589","500:5000001328","470:4700007267","665:6650000018","477:4770003051","500:5000000988","470:4700007539","500:5000002024","478:4780004231","500:5000001326","485:4850005597","475:4750001935","500:5000001276"],"twin_admin_codes":[491,487,483,491,500,665,665,665,487,665,500,470,491,500,470,665,477,500,470,500,478,500,485,475,500],"twin_sims":[0.12457303150590188,0.12255113335398275,0.09061607663844964,0.07304524204108066,0.03408638231303507,0.030396423868449072,0.029794166312389184,0.02950141678333143,0.026266122193688693,0.02572506770286987,0.02190033631571912,0.020569835099365233,0.018524605076931277,0.015083741427676472,0.013675508856183021,0.013084391245009009,0.012169504713657943,0.012167000008857773,0.011691144153669343,0.01160428197939843,0.011294666122544799,0.01099786211269627,0.010955437318665714,0.010734327202447852,0.010608964361182159],"twin_dists":[0.2650752690097027,0.26611449915056024,0.28460734590471487,0.2971076555626121,0.3376165833269738,0.34329295118041975,0.34427483547190973,0.3447582781415384,0.35039526767270374,0.3513957899919135,0.3590391082049793,0.36197161723801696,0.3668192376255553,0.37614924441009046,0.3805188931237203,0.38247254905805544,0.3856560333229089,0.38566503598262175,0.3874059793788749,0.38773053679448694,0.3889052299158152,0.39005848812808397,0.39022558773254834,0.39110590895658887,0.39161221687111597],"n_dims_used":44,"mean_confidence":0.9215845628218218},"coverage":{"mean_confidence":0.9215845628218218,"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}}