{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001186","491:4910001117","491:4910001065","491:4910001187","491:4910001073","491:4910001059","491:4910001679","491:4910001568","491:4910001456","491:4910001855","491:4910001322","491:4910001386","491:4910001916","491:4910001382","491:4910001125","491:4910001563","491:4910001130","491:4910001253","491:4910001129","491:4910001393","491:4910001128","491:4910001448","491:4910001330","491:4910001514","491:4910001259"],"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":[0.8471454034244423,0.7358064990140376,0.706245500329788,0.703399084730319,0.6659964741647219,0.6371438552157862,0.5847064765498525,0.5492304646757364,0.5278015545744722,0.523971162857963,0.48150083759471035,0.46956323354026586,0.46519324916655314,0.46020359177900333,0.456252316571128,0.4148262518467107,0.4099422851013916,0.40522798969148466,0.38757101846285574,0.3727172998981813,0.3719904877322666,0.36322737660131216,0.35908788767635824,0.34957223429519835,0.3459193195221972],"twin_dists":[0.07480656158350663,0.10173212155409772,0.10831755980258762,0.10894462516844139,0.11709910476241173,0.12331373175413315,0.13454963126530722,0.1421798997461682,0.14682538077036963,0.1476597677043924,0.15701898650303517,0.1596930597871522,0.1606776136753309,0.16180571300326568,0.16270213164364514,0.1722877488234754,0.17344336843442787,0.17456459094078097,0.17881751921048417,0.18246649578287646,0.18264684589282698,0.18483528412870673,0.18587830707260677,0.18829964947526065,0.1892382888250618],"n_dims_used":44,"mean_confidence":0.8939964988014915},"coverage":{"mean_confidence":0.8939964988014915,"n_dims_used":44,"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}}