Search Results for author: Michele Caprio

Found 11 papers, 3 papers with code

Credal Learning Theory

no code implementations1 Feb 2024 Michele Caprio, Maryam Sultana, Eleni Elia, Fabio Cuzzolin

Statistical learning theory is the foundation of machine learning, providing theoretical bounds for the risk of models learnt from a (single) training set, assumed to issue from an unknown probability distribution.

Domain Adaptation Learning Theory

Second-Order Uncertainty Quantification: A Distance-Based Approach

no code implementations2 Dec 2023 Yusuf Sale, Viktor Bengs, Michele Caprio, Eyke Hüllermeier

In the past couple of years, various approaches to representing and quantifying different types of predictive uncertainty in machine learning, notably in the setting of classification, have been proposed on the basis of second-order probability distributions, i. e., predictions in the form of distributions on probability distributions.

Uncertainty Quantification

IBCL: Zero-shot Model Generation for Task Trade-offs in Continual Learning

1 code implementation4 Oct 2023 Pengyuan Lu, Michele Caprio, Eric Eaton, Insup Lee

Upon a new task, IBCL (1) updates a knowledge base in the form of a convex hull of model parameter distributions and (2) obtains particular models to address task trade-off preferences with zero-shot.

Continual Learning Image Classification +1

A Novel Bayes' Theorem for Upper Probabilities

no code implementations13 Jul 2023 Michele Caprio, Yusuf Sale, Eyke Hüllermeier, Insup Lee

In their seminal 1990 paper, Wasserman and Kadane establish an upper bound for the Bayes' posterior probability of a measurable set $A$, when the prior lies in a class of probability measures $\mathcal{P}$ and the likelihood is precise.

Model Predictive Control

Is the Volume of a Credal Set a Good Measure for Epistemic Uncertainty?

no code implementations16 Jun 2023 Yusuf Sale, Michele Caprio, Eyke Hüllermeier

Adequate uncertainty representation and quantification have become imperative in various scientific disciplines, especially in machine learning and artificial intelligence.

Binary Classification Multi-class Classification

IBCL: Zero-shot Model Generation for Task Trade-offs in Continual Learning

1 code implementation24 May 2023 Pengyuan Lu, Michele Caprio, Eric Eaton, Insup Lee

Upon a new task, IBCL (1) updates a knowledge base in the form of a convex hull of model parameter distributions and (2) obtains particular models to address task trade-off preferences with zero-shot.

Continual Learning Image Classification +1

Using Semantic Information for Defining and Detecting OOD Inputs

no code implementations21 Feb 2023 Ramneet Kaur, Xiayan Ji, Souradeep Dutta, Michele Caprio, Yahan Yang, Elena Bernardis, Oleg Sokolsky, Insup Lee

This can render the current OOD detectors impermeable to inputs lying outside the training distribution but with the same semantic information (e. g. training class labels).

Anomaly Detection Out of Distribution (OOD) Detection

Credal Bayesian Deep Learning

no code implementations19 Feb 2023 Michele Caprio, Souradeep Dutta, Kuk Jin Jang, Vivian Lin, Radoslav Ivanov, Oleg Sokolsky, Insup Lee

We show that CBDL is better at quantifying and disentangling different types of uncertainties than single BNNs, ensemble of BNNs, and Bayesian Model Averaging.

Autonomous Driving motion prediction +1

Concentration inequalities and optimal number of layers for stochastic deep neural networks

no code implementations22 Jun 2022 Michele Caprio, Sayan Mukherjee

We state concentration inequalities for the output of the hidden layers of a stochastic deep neural network (SDNN), as well as for the output of the whole SDNN.

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