{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008762","490:4900008316","490:4900005118","490:4900009512","490:4900008759","490:4900007641","490:4900006174","490:4900005517","466:4660002710","490:4900004979","490:4900008319","490:4900005142","490:4900006766","490:4900003621","490:4900006165","490:4900008427","490:4900006182","490:4900002490","490:4900005119","466:4660001515","490:4900003622","490:4900005254","490:4900004724","490:4900002781","490:4900004852"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.912059709028471,0.7516185078596599,0.7014175431184627,0.648649903146865,0.5492803826120326,0.5383405647287219,0.502301285960357,0.4840970011349601,0.47226060877095416,0.4677875382261155,0.4670527236947507,0.4602071237644754,0.4373584077456459,0.43620946149441286,0.43361120425095095,0.43325069813179545,0.4319914523892191,0.4262858440642864,0.41750270628620734,0.4156280608710497,0.41384465652031804,0.4119086695959027,0.40051454315132534,0.3852774279176346,0.38311272118633244],"twin_dists":[0.055725030804998237,0.09814359654982605,0.10938052606246622,0.1208408159852242,0.14216911752527273,0.1445362309293516,0.15240815830737242,0.15644027330376514,0.15908689661237535,0.16009274247035074,0.16025828972120895,0.16180491294401245,0.167029120170282,0.1672945464216124,0.16789581689311073,0.16797935651958243,0.16827137986319893,0.16959889178778542,0.1716569579509343,0.17209859414259285,0.17251953196690223,0.17297737478275096,0.1756914492213801,0.17937651965863285,0.17990556214787337],"n_dims_used":45,"mean_confidence":0.9153428819444445},"coverage":{"mean_confidence":0.9153428819444445,"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}}