Over the past few years, millions of Americans have seen their electricity bills skyrocket. Since February 2020, electricity ...

Abstract: The rapid growth in the scale of distributed databases has led to a deeper impact of the multi-join query optimization problem on data query efficiency. The increase in the number of ...

Abstract: Sensor networks are multi hop wireless networks formed by a large number of resource-constrained sensor nodes. The events detected by the sensor generate a stream of data. Centralized join ...