{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007974","499:4990002511","500:5000008819","500:5000009503","499:4990003378","499:4990002980","500:5000010059","499:4990001824","500:5000003990","470:4700008367","485:4850001619","472:4720002105","499:4990002270","499:4990002002","500:5000008585","499:4990002005","500:5000010903","468:4680005920","499:4990001904","473:4730007186","485:4850000503","485:4850001463","472:4720001626","472:4720001696","472:4720001854"],"twin_admin_codes":[500,499,500,500,499,499,500,499,500,470,485,472,499,499,500,499,500,468,499,473,485,485,472,472,472],"twin_sims":[0.5050218428142741,0.4176966892071739,0.34505564009190304,0.30273532276000853,0.2516669043671136,0.2072782048164811,0.190527747268362,0.18619666735375684,0.17053093239746625,0.17051609379766447,0.1673011362296231,0.1647134450184626,0.16184806576451352,0.1551782722987801,0.15392243482246357,0.15359798953191986,0.1446252899222632,0.13453740404368675,0.1319021658745135,0.1294507644155544,0.1279456747067179,0.12699162163180877,0.12577683269436074,0.12456197180871459,0.12237703101843271],"twin_dists":[0.15180917629162272,0.1716113072595403,0.1894609803606381,0.20077237951967078,0.21573625196213833,0.23040871727327467,0.23649694387294048,0.2381312961572017,0.24427720636351888,0.24428321489107754,0.2455939864703437,0.24666225525792598,0.24785941091245156,0.2507069248804242,0.2512530277316488,0.2513946435215828,0.2554013469565682,0.26013266654130357,0.26141219903591784,0.26261987276532905,0.2633699313039473,0.26384884582066126,0.26446260635306046,0.2650809185399172,0.26620459433574006],"n_dims_used":45,"mean_confidence":0.9230570475260417},"coverage":{"mean_confidence":0.9230570475260417,"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}}