{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004369","498:4980004094","498:4980004372","498:4980004419","498:4980004156","498:4980004151","498:4980004474","498:4980004315","498:4980004377","498:4980004435","498:4980004267","498:4980004485","498:4980004473","498:4980004155","498:4980004370","498:4980004467","498:4980004093","498:4980004091","498:4980004371","498:4980004313","498:4980004209","498:4980004152","498:4980004385","498:4980004378","498:4980004323"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.9557343924894427,0.9289823356987861,0.9048674520271249,0.9010855185296381,0.8905984727111059,0.8847715214344649,0.8699417986478956,0.8664962569151584,0.8656516165320302,0.864963251162236,0.8632278648324819,0.8319593285875886,0.8255712596367673,0.8179567697602924,0.8129202933123394,0.8092227265667049,0.8090914763219915,0.8079851679779047,0.7998723151867984,0.7967060982711534,0.7946617000814095,0.7912849641891542,0.7880078072537586,0.7841016758833943,0.7825018109395855],"twin_dists":[0.039081318613825175,0.0498506787134637,0.05807199636009528,0.059276033729519395,0.0625185082270573,0.06426512870763888,0.06855822320389908,0.06952774355115614,0.06976393785177411,0.06995601153750143,0.07043858323326285,0.07877971079717495,0.08041311766809583,0.08233382699539876,0.08358958793243391,0.08450450737735453,0.08453687806440761,0.084809447751892,0.08679331739570156,0.08756072595941379,0.08805428737758975,0.08886625478066393,0.08965052163853396,0.0905806496636673,0.09096018981691831],"n_dims_used":44,"mean_confidence":0.9294789054177024},"coverage":{"mean_confidence":0.9294789054177024,"n_dims_used":44,"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}}