{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005230","490:4900006763","490:4900005235","490:4900007494","490:4900006761","490:4900005489","490:4900007734","490:4900004693","490:4900007613","490:4900012494","490:4900007617","490:4900003044","490:4900005106","490:4900007495","490:4900006992","490:4900001829","490:4900012716","490:4900005095","490:4900007606","490:4900007609","490:4900007735","490:4900002136","490:4900006617","490:4900003853","490:4900007120"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7259969961101851,0.6623537581465113,0.6463046827922314,0.6454495326161214,0.6436089230612947,0.6063501461265204,0.5814533361219772,0.5724395189797793,0.5687855560745831,0.512035446771261,0.49539650672362257,0.4774774201792469,0.4605193923074966,0.44794428449128587,0.44437492107425924,0.43358922643115394,0.4293859327340109,0.42725330383224236,0.4256258802950148,0.42126665515737916,0.42062333360909643,0.3928041444307634,0.3729042073894286,0.37141468504569386,0.3670481079280437],"twin_dists":[0.10393357921380451,0.11788647732222836,0.12134534709286113,0.12152924981436743,0.12192496229323305,0.12991314010480773,0.1352472475802169,0.137181914396127,0.13796703096703458,0.15026892655029891,0.15393242468193846,0.15791780739898972,0.16173418703898426,0.16459626834073388,0.1654140793824623,0.1679009089863779,0.16887670568237284,0.16937328441567454,0.16975291391071176,0.1707727787712422,0.17092366168654707,0.17754789147912312,0.18242014489997385,0.1827898484240985,0.18387790766192763],"n_dims_used":45,"mean_confidence":0.9192704094780816},"coverage":{"mean_confidence":0.9192704094780816,"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}}