{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000765","492:4920006590","491:4910000263","491:4910000772","487:4870004626","491:4910000383","491:4910000390","487:4870001043","491:4910000386","491:4910000689","491:4910000703","492:4920006798","491:4910000702","491:4910000767","491:4910000387","491:4910000438","491:4910000829","491:4910000580","492:4920006696","491:4910000771","491:4910000647","491:4910000704","492:4920006864","491:4910000834","491:4910000541"],"twin_admin_codes":[491,492,491,491,487,491,491,487,491,491,491,492,491,491,491,491,491,491,492,491,491,491,492,491,491],"twin_sims":[0.20559325983436613,0.14907748281750818,0.08247748170874893,0.08246622512366696,0.05447914911455619,0.042129813576254005,0.03696931779028399,0.031240098524719654,0.029072604672590596,0.02664332229362968,0.02639965895267663,0.02407626524645584,0.022439877512530983,0.022200008891237206,0.021899804267954244,0.02158330477395374,0.021345944033394144,0.020866992910326277,0.019412141159310215,0.018643106523959656,0.018541526237070772,0.01806695596944956,0.018048833480974878,0.017959881595391507,0.01790488608006032],"twin_dists":[0.23100546395560873,0.25339102188345547,0.2901309988304805,0.29013893385959283,0.31331461588435977,0.3268608081428244,0.33353563468064684,0.3419451364756741,0.34547389776707016,0.34970821283476927,0.3501510685780349,0.3545610975644251,0.3578939186982201,0.3584000590025266,0.3590402495326847,0.3597235026432915,0.3602416535111481,0.3613026377993662,0.3646609450791623,0.36652590621837255,0.3667772517373534,0.3679677100683205,0.36801371046627596,0.3682400855136621,0.36838053605107596],"n_dims_used":45,"mean_confidence":0.8989806281195747},"coverage":{"mean_confidence":0.8989806281195747,"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}}