{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008237","500:5000011262","500:5000009956","499:4990002437","484:4840001085","484:4840001014","484:4840000555","500:5000009854","485:4850000367","500:5000007138","484:4840000838","500:5000011082","484:4840000992","500:5000010891","470:4700003962","484:4840001028","499:4990002490","498:4980000579","484:4840000936","468:4680006053","500:5000006950","500:5000006623","484:4840000214","499:4990003792","468:4680001857"],"twin_admin_codes":[500,500,500,499,484,484,484,500,485,500,484,500,484,500,470,484,499,498,484,468,500,500,484,499,468],"twin_sims":[0.6192567247944261,0.4351797423899533,0.43376941517179185,0.4202098395135198,0.4173703617311598,0.4121680702820674,0.40973941503725075,0.40409595127454356,0.39569412570389406,0.38838385245766327,0.3825192377832248,0.37542599662187537,0.3724864297867971,0.35984368748902384,0.3586074880885136,0.35806999631984565,0.3571997246862385,0.3528487790956385,0.35064828154724953,0.34920585376895646,0.3489381021052775,0.34547652759591796,0.3451345626811736,0.34164789794638656,0.34100373831131225],"twin_dists":[0.12714909320433695,0.16753266524884247,0.1678591636870147,0.17102069296544337,0.171688108270246,0.17291597470083775,0.17349150027492283,0.17483469103542673,0.17685012093120062,0.17861978885064625,0.18005085571094193,0.18179588450386172,0.18252376471886378,0.185687413447696,0.18599974928603144,0.18613572293514902,0.18635610494321744,0.18746208761299196,0.1880241359850358,0.18839355973381952,0.18846222225049067,0.18935242168931818,0.18944061867246417,0.19034253595917272,0.19050970108256868],"n_dims_used":45,"mean_confidence":0.9235091315375434},"coverage":{"mean_confidence":0.9235091315375434,"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}}