{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002244","491:4910001162","491:4910001839","492:4920001074","491:4910002135","491:4910001779","491:4910003126","491:4910002100","491:4910002193","491:4910003079","491:4910002101","492:4920001026","491:4910002236","491:4910001295","491:4910001719","492:4920001129","491:4910002652","492:4920001075","492:4920000721","491:4910002295","491:4910002677","491:4910002509","492:4920000335","491:4910001594","492:4920000816"],"twin_admin_codes":[491,491,491,492,491,491,491,491,491,491,491,492,491,491,491,492,491,492,492,491,491,491,492,491,492],"twin_sims":[0.6986741962620309,0.426796481528302,0.4066692220650032,0.33954593626714846,0.295431472173493,0.27312550105157923,0.25700981465119915,0.2511668253468126,0.22632533206220506,0.22544412997685573,0.1908930315273635,0.17535946741279734,0.17087419957758293,0.15934700617472722,0.15448191815170603,0.14453205051767984,0.14241151079401201,0.13933026041452307,0.13854147269603106,0.13754215485651045,0.12546966955878813,0.12250859243043523,0.11907896304478457,0.11889674188440502,0.11672949913087285],"twin_dists":[0.10998317957690595,0.16947978706476866,0.1742212051594944,0.19088863918261034,0.20281375367375204,0.20924096977353268,0.2140874468752947,0.2158917097517344,0.22388054731472848,0.2241742688095941,0.23636029552573745,0.24234156937789456,0.24413831328251245,0.24891698469300882,0.25100933410189036,0.2554439345973443,0.25641805499586073,0.2578529123942167,0.25822402881026413,0.25869647115067124,0.2646185094373452,0.2661365043936136,0.2679300569453058,0.2680264497033341,0.26918166059524573],"n_dims_used":44,"mean_confidence":0.8956242474642667},"coverage":{"mean_confidence":0.8956242474642667,"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}}