In this chapter, we use a search tree structure to efficiently implement a sorted map. The three most fundamental methods of a map M are M[k] implemented with __getitem, M[k] = v using __setitem__ and ...

Abstract: This paper addresses state transfer in blockchain systems, crucial for new or recovering peers. Current systems use periodic snapshots and cryptographic structures like Merkle trees for ...

Abstract: Data security, integrity verification, and efficient retrieval issues are much more pronounced with large datasets in cloud storage systems. The angle of this paper is the proposal of hybrid ...

Steve Penland has run the Penland Christmas tree farm since the mid-1960s, tending 95 acres with about seven species of trees and watching generations of families return each year to cut their own.Now ...

A decision tree regression system incorporates a set of if-then rules to predict a single numeric value. Decision tree regression is rarely used by itself because it overfits the training data, and so ...

WEST LAFAYETTE, Ind. — A Purdue University digital forestry team has created a computational tool to obtain and analyze urban tree inventories on public and private lands with record-breaking speed at ...

Tucked off the beaten path, one of Colorado’s snow telemetry stations goes largely unnoticed nestled in the trees along the Continental Divide south of Breckenridge. All year long, gadgets in the ...