Organized retail crime (ORC) is a significant issue for retailers, marketplace platforms, and consumers. Its prevalence and influence have increased fast in lockstep with the expansion of online commerce, digita
In earlier medical data investigations, classification algorithms were applied, but integration with high false alarm rates and low disease detection rates was difficult. Some research used preprocessing to reduce misclassifications, but most lacked accuracy and computing efficiency3. The main issue this ...
Because the SPIT pre-filtering process is included in the DTU simulation, we apply each method on the SPIT-prefiltered counts. In contrast to the TPR and FDR values obtained with the simulated “Swimming Downstream” dataset, every DTU tool yielded a wider range of estimated TPR and FDR ...
the moon: defining and detecting cryptocurrency pump‑and‑dumps Josh Kamps1 and Bennett Kleinberg2,3* Open Access Abstract Pump-and-dump schemes are fraudulent price manipulations through the spread of misinformation and have been around in economic settings since at least the...
Meanwhile, RF regression is known to be particularly good with high dimensionality datasets such as the one in this study and effectively handles outliers by “binning” them. It was likely a combination of these factors that led to the better performance of the SD+RF model. The KNN ...