{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003676","485:4850003760","485:4850004329","477:4770000295","477:4770000215","485:4850003439","485:4850001843","477:4770000002","485:4850001444","477:4770000073","478:4780008921","485:4850002274","485:4850003982","485:4850002102","470:4700001083","478:4780009032","485:4850003983","485:4850003528","477:4770000098","485:4850003448","470:4700007879","499:4990002943","489:4890001184","485:4850003675","485:4850003677"],"twin_admin_codes":[485,485,485,477,477,485,485,477,485,477,478,485,485,485,470,478,485,485,477,485,470,499,489,485,485],"twin_sims":[0.6045481627184239,0.5661852041990908,0.5315727108770615,0.5171008776258966,0.5102764955405616,0.49871595426021315,0.49142072775212425,0.49071887862749913,0.4772783898708077,0.4737535486810715,0.46914856430549434,0.44834063260097545,0.44748671090505115,0.4406704624124983,0.439658686871748,0.4327717161243471,0.4255712682140571,0.41977160362629,0.4126930356573279,0.4058880800152043,0.40572350554178116,0.402461214921961,0.4002601561688982,0.3995307659139023,0.3961775241040659],"twin_dists":[0.13029899460861372,0.13852610784539265,0.14600518367371906,0.149159850983996,0.15065469099969855,0.15319889873956674,0.15481285545329876,0.15496849609934213,0.15796233325456502,0.15875189582000576,0.1597863496335523,0.16450560993988772,0.16470096876887863,0.16626551277881726,0.16649854209515072,0.1680903936864111,0.16976566369117263,0.1711235743268899,0.17279176701485385,0.1744072514450393,0.1744464688242048,0.17522533248856761,0.17575243607768565,0.17592739811382613,0.17673363704694273],"n_dims_used":45,"mean_confidence":0.9110780504014757},"coverage":{"mean_confidence":0.9110780504014757,"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}}