{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004091","489:4890004263","489:4890004152","489:4890004029","489:4890004600","489:4890004087","489:4890004716","489:4890004670","489:4890004190","489:4890004850","489:4890004446","489:4890004262","489:4890003959","489:4890004024","489:4890004558","489:4890003844","489:4890004134","489:4890003846","489:4890004150","489:4890004075","489:4890003771","489:4890004897","489:4890003964","489:4890004189","489:4890004400"],"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":[0.9171885003775955,0.9025681981926873,0.877066720086261,0.8698913651203185,0.8521130767590797,0.8435104858039774,0.8392275819342593,0.8044594227791491,0.8006140700815562,0.7770211794140325,0.7701725955678089,0.7449534893359976,0.7406768173285424,0.7353855802755781,0.7269979589356227,0.7170374915865455,0.7101498576491989,0.7089657476248843,0.708747136237209,0.7043223200500849,0.6991595269282493,0.6887685266821693,0.676419843753944,0.6676598052829147,0.6660486565319418],"twin_dists":[0.05400101402153516,0.058806337704772005,0.066521152495174,0.06857248534421323,0.07347637882240128,0.07576992586905014,0.0768947686241852,0.08567479467765308,0.08661299434327552,0.09225435096022008,0.09385903296448805,0.09966265431565247,0.1006323466595586,0.10182695163315932,0.10370973615076283,0.10592968759312374,0.10745562110044118,0.10771725531720504,0.10776553668753738,0.1087413553112479,0.10987663187924282,0.11215171761999149,0.11484038354519786,0.11673925024418327,0.11708781850684347],"n_dims_used":45,"mean_confidence":0.9200451321072048},"coverage":{"mean_confidence":0.9200451321072048,"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}}