Abstract: This paper presents the implementation and opti-mization of the SHA-256 algorithm on an FPGA platform, specif-ically on the Xilinx Artix-4 DDR board. The main objective is to enhance the ...

Given a Weather table, write a SQL query to find all dates' Ids with higher temperature compared to its previous (yesterday's) dates.

-- Fix: Replace digest() (pgcrypto) with built-in md5() for dataset hash. -- Ensure dataset_runs has run_id (links to ingestion_runs) in case table was created without it. -- Use md5() which is built ...

Abstract: Timely identification of abnormal ships through trajectories make daily commercial trade transportation safer. However, current methods for identifying abnormal ships through vessel ...