{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004883},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004884","490:4900005812","490:4900006798","490:4900006792","490:4900004882","490:4900004482","490:4900006913","490:4900004742","490:4900004748","490:4900006920","490:4900004750","490:4900006794","490:4900006672","490:4900004474","490:4900006797","490:4900004747","490:4900006063","490:4900010983","490:4900007162","490:4900010584","490:4900009923","490:4900011092","490:4900010736","490:4900010825","490:4900002075"],"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":[0.5979363358152453,0.17353520123564933,0.07894195956650939,0.07342211665512233,0.03946569064126233,0.035078037390814595,0.027470798762629395,0.02481215922372466,0.024149149651198076,0.023251792884338193,0.02110875060490473,0.01885306050885838,0.016574184754781562,0.01216806417666137,0.010574161364434249,0.009636204626031873,0.008111896475315478,0.007986141872285147,0.007603286907727364,0.006960828759910059,0.006129798270888708,0.00554203126782307,0.004687530704411544,0.004553371832609368,0.004320705711401415],"twin_dists":[0.1317148853789422,0.243068339185742,0.2926670428280343,0.2968153517179036,0.330214590721329,0.3361808095352438,0.348229888681722,0.3531259106312041,0.3544172728014822,0.35621487210068203,0.3607644710876708,0.3660101785325807,0.3718998035205241,0.3856612108438708,0.3917537212852368,0.3957328250505374,0.4030055186909004,0.403658911790523,0.40570655567137165,0.4093604587564028,0.41456593192623986,0.4186471086748258,0.4253404067481732,0.42649038564594133,0.4285596958751269],"n_dims_used":45,"mean_confidence":0.8976964314778646},"coverage":{"mean_confidence":0.8976964314778646,"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}}