{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004498","489:4890004140","489:4890004452","489:4890004314","489:4890004032","489:4890004191","489:4890004500","489:4890004402","489:4890004497","489:4890004137","489:4890004510","489:4890004542","489:4890004508","489:4890004629","489:4890004195","489:4890004673","489:4890004544","489:4890004350","489:4890004255","489:4890004464","489:4890004142","489:4890004457","489:4890004492","489:4890004589","489:4890004397"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.916849312204831,0.914024450934888,0.9040474710291887,0.90216161937815,0.8978259151662686,0.8910159398878501,0.8858310865248942,0.8842799734748645,0.883674128625871,0.8763373659912725,0.8751587999594298,0.8721165192005773,0.8707915386052631,0.8689691156511781,0.868727631812871,0.8670385484374826,0.8662976112996231,0.8647098939542635,0.8610887165846273,0.8601401560056322,0.8592403186815621,0.8588517936005036,0.8534906287651765,0.8534467329735386,0.8530324377878917],"twin_dists":[0.054116424264808324,0.0550698322282506,0.05833472975942686,0.058935432781624206,0.06029844268785856,0.06239194208711483,0.06395022756717425,0.06441082071806813,0.0645900485690422,0.06673176656893584,0.06707106914771087,0.06794117664225326,0.06831760151927865,0.06883291330146349,0.06890098724682202,0.06937579567448658,0.06958334396461208,0.07002661122555885,0.07103024163917086,0.07129149563438791,0.07153871339269334,0.0716452713440361,0.07310462112404177,0.07311648708496739,0.07322841514800481],"n_dims_used":45,"mean_confidence":0.9204909430609809},"coverage":{"mean_confidence":0.9204909430609809,"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}}