{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004161","500:5000001126","500:5000005687","485:4850003523","477:4770000619","477:4770000019","477:4770000068","485:4850003907","485:4850005394","499:4990000715","477:4770000020","485:4850005401","485:4850005190","485:4850005466","485:4850003978","477:4770003982","469:4690001655","500:5000004148","475:4750005403","485:4850005257","485:4850004190","475:4750004283","469:4690001469","477:4770002078","477:4770000142"],"twin_admin_codes":[500,500,500,485,477,477,477,485,485,499,477,485,485,485,485,477,469,500,475,485,485,475,469,477,477],"twin_sims":[0.43520848105746796,0.40638184507362396,0.39168825680389635,0.3309098490154118,0.31846472586388125,0.3076516533902335,0.2790108830614665,0.2676819611839229,0.26402601552188804,0.26373540197799517,0.2593135132668391,0.2589881298382123,0.25885571823906817,0.258797011036924,0.25593830514394267,0.2552548034779881,0.2518356261735853,0.24300178182159549,0.23749970721225458,0.23657444886175144,0.23402046590877995,0.23396674530187683,0.23264735770339387,0.22708303084138795,0.2250327088915573],"twin_dists":[0.1675260164923115,0.17428963185764162,0.17781795381049534,0.19315172856125457,0.19647083122033313,0.1994144095960505,0.2075152497691371,0.21085759698175405,0.2119548160725957,0.21204244003622114,0.2133832272020086,0.2134824540842585,0.21352285596912035,0.213540773079716,0.2144163562264872,0.21462661868303148,0.21568384646015998,0.21845850084993104,0.22021971568197254,0.22051849069073293,0.2213471813595682,0.22136467553418743,0.22179516544737987,0.22362859796942147,0.22431166448302015],"n_dims_used":45,"mean_confidence":0.9231452094184027},"coverage":{"mean_confidence":0.9231452094184027,"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}}