{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005753","491:4910005504","491:4910005351","491:4910005508","491:4910005651","491:4910005881","491:4910005705","491:4910005805","491:4910005711","491:4910005659","491:4910005838","491:4910005839","491:4910005310","491:4910005553","491:4910005932","491:4910005877","491:4910005747","491:4910005357","497:4970001443","491:4910005876","497:4970001442","491:4910005910","491:4910005655","497:4970001927","491:4910005908"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,497,491,491,497,491],"twin_sims":[0.41187078101030766,0.31157025055845744,0.26845162044290305,0.23382122676570274,0.2101018214399704,0.17042981824034845,0.14974100900167797,0.11103374295473332,0.10933743367276262,0.09675416278598287,0.07984710071411173,0.07317276850667148,0.06387869849978367,0.05685770757317344,0.05558150455482827,0.047895745351519074,0.045180386133209856,0.043647022084849794,0.03861712293662972,0.03835089455491534,0.03794431558152743,0.033257528622323,0.030251949375148822,0.029867903782280585,0.028498319926110682],"twin_dists":[0.17298634441351407,0.1983409597946765,0.21062779649694816,0.22141207704165014,0.22941606760732014,0.24431815749746932,0.2530952265383503,0.2722982789301829,0.2732502705030856,0.2806961115601406,0.2920092446949124,0.297008609821933,0.30462527250967253,0.31100552356359384,0.31223430066999547,0.3201730703810289,0.3232331634829226,0.3250299554554602,0.33132300292204536,0.33167500177330084,0.3322165813438057,0.3388442105905199,0.3435269629225614,0.3441537090329984,0.34644662249269387],"n_dims_used":45,"mean_confidence":0.8864291720920139},"coverage":{"mean_confidence":0.8864291720920139,"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}}