{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001956","489:4890001787","477:4770000107","489:4890002696","477:4770000100","477:4770000081","477:4770000106","489:4890002288","477:4770000182","489:4890002956","477:4770000599","477:4770000323","489:4890002112","477:4770000547","489:4890002697","489:4890002128","489:4890002369","489:4890002698","477:4770000062","489:4890002129","489:4890002210","477:4770000161","489:4890001877","489:4890002452","489:4890002044"],"twin_admin_codes":[489,489,477,489,477,477,477,489,477,489,477,477,489,477,489,489,489,489,477,489,489,477,489,489,489],"twin_sims":[0.7872279178557288,0.7469461444752996,0.7063916294436724,0.7057826068109548,0.6970166843958252,0.6849805122509253,0.6751517392923364,0.6743860528243105,0.6499271695141244,0.6471119069335651,0.6469474452305668,0.6267241423249921,0.6232029200663459,0.6157739899267474,0.6142762281503725,0.6091594848488643,0.6059028607953914,0.6019709786724668,0.5987480905803046,0.5947192867637336,0.5913057898858775,0.5836717153627525,0.5828825889199353,0.5772919713647477,0.5730752654666631],"twin_dists":[0.0898366282584391,0.09920952051894452,0.10828533802049553,0.10841960957968667,0.11034684466514204,0.11297809798923261,0.115115666264533,0.11528181457329582,0.12056591759945269,0.1211717185382829,0.12120709575130219,0.12554890841657473,0.12630360314021763,0.12789508846745645,0.12821586282925562,0.1293115817807629,0.1300089159416033,0.1308508557065906,0.1315410353328045,0.13240393739363887,0.1331352211829622,0.13477149895292206,0.1349407178138203,0.13614007555551816,0.13704536796970312],"n_dims_used":45,"mean_confidence":0.9197445339626736},"coverage":{"mean_confidence":0.9197445339626736,"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}}