{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002856","489:4890003019","489:4890003181","489:4890003099","489:4890002678","489:4890002765","489:4890002433","489:4890003182","489:4890003096","489:4890003021","489:4890003259","489:4890003016","489:4890002346","489:4890002023","489:4890003101","489:4890002680","489:4890001935","489:4890002021","489:4890001920","489:4890002666","489:4890002506","489:4890003600","489:4890002189","489:4890002434","489:4890002018"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9009252102723644,0.83870541705792,0.7657236412891455,0.7447876217725015,0.7310431981502673,0.7228405908015098,0.7218884379324374,0.7203994019671621,0.7191607362560941,0.6896114814983032,0.6717790672882948,0.6514014840402512,0.6497622613916655,0.6394676443957846,0.6373421226656498,0.6352023065388841,0.6311518145358939,0.6297795736772637,0.6231872638123357,0.6208711100833698,0.6160004008620251,0.6132629833576868,0.5919867744425384,0.5840892054128327,0.5840469592559753],"twin_dists":[0.05932664086113316,0.07703117319339227,0.09489443739580715,0.09970033456878713,0.10280330307387296,0.10463831390162981,0.10485057335322984,0.1051822187530965,0.10545782633125386,0.11196761339676997,0.11584713433901846,0.12024850180474786,0.12060141460075781,0.122814750462702,0.12327116627060195,0.12373048244918831,0.12459950811610863,0.12489380646997235,0.12630695812085924,0.12680323628882004,0.1278465962108297,0.12843285680995867,0.13298931693431393,0.13468197977210958,0.13469103808524316],"n_dims_used":45,"mean_confidence":0.9178980509440104},"coverage":{"mean_confidence":0.9178980509440104,"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}}