{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001259","491:4910001386","491:4910001323","491:4910001456","491:4910001253","491:4910001117","491:4910001855","491:4910001322","491:4910001065","491:4910001448","491:4910001129","491:4910001061","491:4910001186","491:4910001568","491:4910001393","491:4910001258","491:4910001125","491:4910002259","491:4910001679","491:4910001260","491:4910001074","491:4910001270","491:4910001059","491:4910001382","491:4910001187"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7222158512762341,0.6706854695990457,0.6659964741647219,0.5933518835289517,0.5848011738443328,0.5201937293098808,0.5195313294306039,0.5078600354581274,0.4949731807958853,0.483185541583531,0.47781425526863364,0.4714012621288976,0.45803368951579365,0.4441307823587731,0.42741127168762594,0.41618289340424486,0.41591437510850765,0.4039260817205034,0.40310707178173827,0.3996893194890066,0.35839026540244523,0.3274294591950631,0.31431624249008344,0.2934475358956003,0.28665723159678363],"twin_dists":[0.10477760141944924,0.11608410974936889,0.11709910476241173,0.13269685871794432,0.13452932816084173,0.14848397180004144,0.14862864509785556,0.15118521550184458,0.15402607150513903,0.15664333664599425,0.1578424663702973,0.15927988537994725,0.162297650814727,0.16547010776910082,0.1693364670249113,0.17196779563745743,0.1720310878752898,0.1748752504852088,0.1750709115414387,0.17588935283029017,0.18605468927800292,0.19407287121516414,0.19759332235646881,0.20337336285113303,0.20530589942250718],"n_dims_used":45,"mean_confidence":0.8981051127115885},"coverage":{"mean_confidence":0.8981051127115885,"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}}