{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000771","489:4890000829","489:4890001006","489:4890001016","489:4890000778","489:4890000553","489:4890000556","489:4890001017","489:4890000610","489:4890000830","489:4890000552","489:4890000665","489:4890000957","489:4890000606","489:4890001063","489:4890000834","489:4890001077","489:4890001261","489:4890000714","489:4890001198","489:4890001197","489:4890000551","489:4890001135","489:4890000505","489:4890001260"],"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":[0.9183509644093479,0.9178522902171461,0.9147618865643913,0.906520888981975,0.8721218522058533,0.8717111618123408,0.864447052985223,0.8518342046365166,0.8462888085627507,0.8459836406287211,0.8456524113542683,0.8456294391043028,0.8450307232389312,0.8287113963489527,0.8175760552579882,0.8070388795980317,0.7937667452071688,0.7814885238115001,0.7781771310250131,0.7766288468931821,0.7732302801759441,0.772488858449206,0.7627236881228951,0.7610139947622948,0.7580369086991876],"twin_dists":[0.05360392183068958,0.05377456407656831,0.05482225972118181,0.057539295223902345,0.06793965848886482,0.06805649826203508,0.07009980031303392,0.07355148177269408,0.07503432528978823,0.07511535641803566,0.07520324182194177,0.07520933453995503,0.07536801100330719,0.07961281053057576,0.08242914791471086,0.08504219389789336,0.08826987775624956,0.09120015727997381,0.09198215231454492,0.09234664523560927,0.09314425295825995,0.09331781387976054,0.09558964346033472,0.09598480829628253,0.09667115703671914],"n_dims_used":45,"mean_confidence":0.919417487250434},"coverage":{"mean_confidence":0.919417487250434,"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}}