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cs.LG2024
Constraining Anomaly Detection with Anomaly-Free Regions
Maximilian Toller, Hussain Hussain, Roman Kern +1
We propose the novel concept of anomaly-free regions (AFR) to improve anomaly detection. An AFR is a region in the data space for which it is known that there are no anomalies insi…
cs.LG2024
Activation Bottleneck: Sigmoidal Neural Networks Cannot Forecast a Straight Line
Maximilian Toller, Hussain Hussain, Bernhard C Geiger
A neural network has an activation bottleneck if one of its hidden layers has a bounded image. We show that networks with an activation bottleneck cannot forecast unbounded sequenc…