{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004672","490:4900005226","490:4900005365","490:4900005367","490:4900001975","490:4900005231","490:4900005099","490:4900005102","490:4900004959","490:4900005244","490:4900005235","490:4900004689","490:4900001684","490:4900005362","490:4900004402","490:4900007606","490:4900003165","490:4900001973","490:4900002593","490:4900001976","494:4940008386","490:4900004971","490:4900002276","466:4660003518","490:4900003166"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,466,490],"twin_sims":[0.6584030502107854,0.4884148291638501,0.4871614787785929,0.4801726657294267,0.4051269146492809,0.39835569227649664,0.3621736737732734,0.36121200732818726,0.3548499694688857,0.3482458923798925,0.3349304190448231,0.2997691012283223,0.29883361245242845,0.2926290258324826,0.2891016278826169,0.28181598273375147,0.28084433353570787,0.27720782964718066,0.2764503383390618,0.27408049332931234,0.2676438908648225,0.26696497462562074,0.2648065966554506,0.2634657353002232,0.26072158778900545],"twin_dists":[0.11873937876158022,0.15547990567233058,0.15575840626605494,0.15731543049339095,0.17458869333695815,0.1762095743006933,0.18510020852530576,0.18534233464221753,0.18695252679457328,0.18863986160337448,0.1920941990880773,0.20159790149565812,0.20185924428685634,0.2036048924023878,0.20460710475458885,0.20670053770900135,0.20698218393998308,0.20804155998302373,0.20826329404980526,0.20895940863242946,0.21086897443394614,0.21107203996666365,0.21171975786595612,0.21212380221427152,0.21295473026020753],"n_dims_used":45,"mean_confidence":0.9257846408420138},"coverage":{"mean_confidence":0.9257846408420138,"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}}