Models and Estimation

• graphical models (inference, parameter and structure learning, ...)
• causality
• approximations to Bayesian reasoning (variational methods, message passing, ...)
• Bayesian nonparametrics
• Gaussian processes
• other stochastic processes (Dirichlet, Pitman-Yor, ...)
• Bayesian model combination
• objective Bayesian methods
• deep belief nets, deep RBMs
• frequentist methods (maximum likelihood, ...)
• statistical learning theory, computational learning theory
• nonparametric models
• kernel methods
• large margin methods
• boosting
• ensemble methods
• model selection, feature/variable selection
• spectral methods
• nonlinear embedding, manifold learning
• matrix and tensor factorization
• sparse estimation, compressed sensing
• maximum entropy, minimum description length, compression, bottlenecks
• asymptotics, consistency
• information theory
• information geometry
• online learning

Problem types

Supervised learning

• classification and regression
• structured prediction
• prediction with missing data
• active learning, experimental design

Unsupervised and semi-supervised learning

• density estimation
• clustering
• latent variable models (mixtures, topic models, PCA, ...)

Reasoning about complex structures

• logic and probability
• representation languages
• relational/structured learning
• learning on graphs
• spatial models
• time series and sequence models

Decision-making and control

• decision theory
• reinforcement learning
• planning
• control theory

Reasoning about multiple agents

• game theory
• no-regret learning
• mechanism design
• multi-agent systems

Algorithms and applications

Computation and algorithms

• combinatorial optimization, search
• convex optimization
• gradient-based optimization
• numerical integration and summation
• Monte Carlo methods
• parallel and distributed algorithms
• high performance architectures (clusters, clouds, GPGPUs, ...)
• large scale learning systems

Applications and software

• biology and genomics
• brain computer interfaces, brain imaging
• cognitive science
• collaborative filtering
• economics
• finance
• informatics
• information retrieval
• linguistics, natural language processing
• medical imaging
• network data analysis
• neuroscience
• robotics
• scientific data analysis
• scientific visualization
• signal processing
• software packages
• statistical databases
• vision, image processing
• the web