WitrynaEngineering AI and Machine Learning 2. (36 pts.) The “focal loss” is a variant of the binary cross entropy loss that addresses the issue of class imbalance by down-weighting the contribution of easy examples enabling learning of harder examples Recall that the binary cross entropy loss has the following form: = - log (p) -log (1-p) if y ... WitrynaRoad traffic accidents (RTAs) are a problem with repercussions in several dimensions: social, economic, health, justice, and security. Data science plays an important role in its explanation and prediction. One of the main objectives of RTA data analysis is to identify the main factors associated with a RTA. The present study aims to contribute to the …
Machine Learning Based Mobile Malware Detection Using Highly …
WitrynaRecife, Pernambuco, Brazil. As a Cybersecurity Data Science Tech Lead, I'm helping to develop and deliver intelligent solutions for internal threat detection and data exfiltration. In order to achieve those results, I've been developing pipelines to extract/transform data from SIEM, APIs, and Sandboxes and applying/developing Statistical ... Witryna10 lip 2012 · The same is the case with the network traffic with a relatively small number of intrusion‐only patterns; normal network traffic can have a large number of … birth certificates online illinois
Evaluating classifier performance with highly imbalanced Big Data ...
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