{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001005","491:4910001266","491:4910001265","491:4910001861","491:4910001511","491:4910000991","491:4910001070","491:4910001385","491:4910002414","491:4910002309","491:4910001335","491:4910001503","491:4910001804","491:4910001384","491:4910001197","491:4910001327","491:4910001623","491:4910000997","491:4910002308","491:4910001004","491:4910001205","490:4900007174","491:4910001748","491:4910001805","491:4910002412"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491],"twin_sims":[0.47907656834692874,0.29946077166561696,0.26730468949082997,0.22231917048891062,0.17545383780573717,0.1587344732961301,0.14864482018657071,0.13163492147625297,0.11444087258926233,0.10175055321775826,0.09692573601589094,0.08932709250042455,0.08872329769429421,0.08247593338180817,0.08126803794634034,0.07831808779695458,0.07648346660225434,0.07356227399947485,0.07061084609749886,0.0690240711016036,0.0679099913593365,0.06767622398376734,0.06297968342263388,0.055226381429800436,0.05453754828630755],"twin_dists":[0.15756027276584533,0.20168398515436084,0.21097039036938756,0.2252220753286232,0.24230412013460847,0.2491778325180614,0.2535844230464429,0.26154302989453926,0.270419578071247,0.2776539773370387,0.2805896264786608,0.2854551682062665,0.2858556505217604,0.2901320902308516,0.29098856243288795,0.29312396706112404,0.29448481884364935,0.2967069551796324,0.2990257631855527,0.30030508869803,0.30121766668734956,0.30141069761942924,0.30540907830642566,0.31258037248836507,0.3132569325015621],"n_dims_used":45,"mean_confidence":0.8970777723524306},"coverage":{"mean_confidence":0.8970777723524306,"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}}