5 papers
COSTA: Covariance-Optimized Design and Causal Inference under Network-Temporal Interference
Qianyi Chen, Bo Li, Yongli Qin +1
Experiments on networks observed over time face network spillovers, temporal carryover, and dependence deliberately introduced by the design. We propose COSTA---Covariance-Optimize…
Ensuring Trustworthy Online A/B Testing: Addressing Five Key Questions on CUPED
Yu Zhang, Bokui Wan, Yongli Qin +2
A/B testing has become the gold standard for data-driven decision-making in large-scale online experimentation, providing critical guidance for feature launch, pricing optimization…
Beyond Normality: Reliable A/B Testing with Non-Gaussian Data
Junpeng Gong, Chunkai Wang, Hao Li +3
A/B testing has become the cornerstone of decision-making in online markets, guiding how platforms launch new features, optimize pricing strategies, and improve user experience. In…
On the Order of the Central Moments of the Length of the Longest Common Subsequences in Random Words
Christian Houdré, Jinyong Ma
We investigate the order of the -th, , central moment of the length of the longest common subsequence of two independent random words of size whose letters…
Simultaneous large deviations for the shape of Young diagrams associated with random words
Christian Houdré, Jinyong Ma
We investigate the large deviations of the shape of the random RSK Young diagrams associated with a random word of size whose letters are independently drawn from an alphabet o…