{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005314","470:4700001611","470:4700004474","481:4810001157","479:4790002306","488:4880002824","479:4790001113","481:4810001614","488:4880002863","488:4880002822","479:4790001260","481:4810002142","479:4790003117","466:4660006926","493:4930003813","481:4810001602","493:4930003816","481:4810002230","479:4790001637","479:4790000489","470:4700001609","493:4930003809","493:4930005404","474:4740001564","488:4880006065"],"twin_admin_codes":[470,470,470,481,479,488,479,481,488,488,479,481,479,466,493,481,493,481,479,479,470,493,493,474,488],"twin_sims":[0.5072409831207035,0.49458164715672315,0.4640387141092167,0.46302446481428694,0.4614261825536906,0.438924093600176,0.40366870322887344,0.40237124948301245,0.40087576406837344,0.3998818482612451,0.3960252835177649,0.38976664044206843,0.37920109766616067,0.37891281603733,0.37473404024492635,0.37207343441119084,0.37093868445851236,0.3688897759179552,0.36373171825181366,0.35351851529026507,0.349649178241063,0.3484956022473805,0.34668698607868714,0.3440244109451209,0.3436847183452609],"twin_dists":[0.15132123188001642,0.15411270594465915,0.1609382610858587,0.16116742427041172,0.16152890391019648,0.16666786310143983,0.17493671886675832,0.17524685160064446,0.17560488012056297,0.1758431643484236,0.1767703152023107,0.1782838585685304,0.18086519128992065,0.18093610334763235,0.18196697041569806,0.18262625483069375,0.1829081476674589,0.18341822045241635,0.18470861914469386,0.18729138690077524,0.18827993384570008,0.1885757580560475,0.1890406000836492,0.1897272604225961,0.1898150673536578],"n_dims_used":43,"mean_confidence":0.9114438433979832},"coverage":{"mean_confidence":0.9114438433979832,"n_dims_used":43,"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}}