{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004121","489:4890003997","489:4890003871","489:4890004119","489:4890003877","489:4890004482","489:4890004323","489:4890003739","489:4890004225","489:4890005023","489:4890004891","489:4890003621","489:4890004174","489:4890005104","489:4890004569","489:4890004385","489:4890003935","489:4890004840","489:4890003692","489:4890005065","489:4890004521","489:4890005181","489:4890003875","489:4890004652","470:4700006819"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.9210851056557734,0.8092630966363469,0.708314671873654,0.6748507856895398,0.6740001580611676,0.667545609007519,0.6522639616793343,0.6510023394994029,0.6210919877725196,0.6038065522914102,0.5968965844497942,0.5857184608784759,0.5838003156151919,0.5802776037832791,0.5802644035829221,0.5685340563698371,0.5632976450905903,0.5408354885933013,0.5395281340571427,0.5368841819736527,0.5303222395344781,0.5270165221502987,0.5238696835844633,0.5179741741689137,0.5150839233948805],"twin_dists":[0.052660170198360466,0.08449454933424426,0.10786102868207377,0.11518097707133491,0.11536553160390352,0.11676396285775145,0.12006275758090132,0.12033444814386304,0.12675591336607134,0.13045779570546218,0.13193757413313612,0.13433267320425576,0.13474392370668162,0.1354994490267401,0.13550228077915008,0.13802109049527184,0.13914729945706003,0.14399562639599842,0.1442788471883602,0.1448520245292401,0.14627701387585437,0.14699627759333567,0.1476818917731576,0.14896891235141058,0.14960113980807635],"n_dims_used":45,"mean_confidence":0.9170522901746961},"coverage":{"mean_confidence":0.9170522901746961,"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}}