{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011746","490:4900010886","490:4900008181","490:4900011420","490:4900009594","490:4900010008","490:4900011748","490:4900010465","490:4900009494","490:4900010805","490:4900008420","490:4900010466","466:4660004811","490:4900010640","490:4900011127","490:4900010472","490:4900011745","490:4900010806","490:4900011213","490:4900009404","490:4900011286","490:4900006274","490:4900010970","466:4660004306","490:4900011205"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.6122187888529999,0.4077110727734815,0.37565790051408937,0.3261194556535815,0.3238385917619351,0.31435952830653646,0.30836098949488455,0.28767186344904894,0.2770650014940994,0.25058161172289406,0.2446603888160768,0.2349686343472996,0.22858075304645326,0.225637925337921,0.21649577920967258,0.21511617194709196,0.21238625439116945,0.2101981520978493,0.20357524599849466,0.19612247871642405,0.19336500491236153,0.19088974306128748,0.17530970709455285,0.16215471168842052,0.160714635073723],"twin_dists":[0.12865647044845127,0.17397331218037804,0.18173858093204212,0.19442098280639042,0.19502893844479105,0.1975815669612558,0.19921951667787716,0.20501540905330762,0.20808334053929686,0.2160738840577265,0.21793265573682244,0.2210388415330145,0.22313221035588227,0.22410960780944625,0.2272012437627515,0.2276753520871539,0.22861958445740843,0.22938236287120586,0.23172459069605916,0.23442369590966902,0.23544032057502226,0.23636152488571507,0.24236132167614519,0.24773056407488675,0.2483372002992335],"n_dims_used":45,"mean_confidence":0.9172058953179254},"coverage":{"mean_confidence":0.9172058953179254,"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}}