The Mercury Machine Learning Lab is a collaboration between University of Amsterdam, Delft University of Technology and Booking.com. Hi, everyone! Editorial board: Chief Science Office, Gemeente Amsterdam. ditorial board: Chief Science Office, Gemeente Amsterdam. In addition, thanks to the increase in computational efficiency, we are able to implement G-CNNs equivariant to the Sim(2) group; the group of dilations, rotations and translations. I started my PhD at Northeastern University where I was for 4 years before transferring to University of Amsterdam. It is a collaboration between Centrum Wiskunde & Informatica (CWI), the KNAW Humanities Cluster (KNAW HuC), the National Library of the Netherlands (KB), the Rijksmuseum, the Netherlands Institute for Sound and Vision, TNO, the University of Amsterdam, and the VU University Amsterdam. Dharmesh Tailor. See you there! More We discuss ours and related work through the lens of equivariant non-linear convolutions, which further allows us to pin-point the successful components of SEGNNs: non-linear message aggregation improves upon classic linear (steerable) point convolutions; steerable messages improve upon recent equivariant graph networks that send invariant messages. Hi everyone, We have a guest speaker Laurence Aitchison from the University of Bristol and Laurence will present his research works at our Lab.You are all cordially invited to the AMLab Seminar on June 10th (Thursday) at 4:00 p.m. CEST on Zoom.And then Laurence will give a talk titled "A statistical theory of cold-posteriors, semi-supervised learning and out-of-distribution detection". Redactie: Chief Science Office, Gemeente Amsterdam. Additionally, using an approximate conditional independence, we can perform smoothing without having to parameterize a separate model. We introduce a multi-agent equivariant policy network based on this factorization. PhD defence Lynn Srensen (Machine Learning) Start: 2023-01-17 15:00:00+01:00 End: 2023-01-17 16:00:00+01:00. We support the theoretical analysis with experiments on image classification tasks performed with multi-layer, fully-connected neural networks. Amsterdam joins existing Microsoft Research Labs in Cambridge, India . Header image: Amsterdam Machine Learning Lab, Icon image: Amsterdam Machine Learning Lab, Machine learning for continuous sensor monitoring of the functional health, Augmenting Human Intellect With Collaborative, Adaptive, Responsible, and. Prof. Dr. Max Wellingis a research chair in Machine Learning at the University of Amsterdam and a Distinguished Scientist at MSR. The resulting estimator is closely related to other gradient estimators. Opleiding University of Amsterdam . In both cases, G-CNN architectures outperform their classical 2D counterparts and the added value of atrous and localized group convolutions is studied in detail. R-GCNs are related to a recent class of neural networks operating on graphs, and are developed specifically to handle the highly multi-relational data characteristic of realistic knowledge bases. He directs the Amsterdam Machine Learning Lab (AMLAB) and co-directs the Qualcomm-UvA deep learning lab (QUVA) and the Bosch-UvA Deep Learning lab (DELTA). Experimental results demonstrate that FANS-RL outperforms existing approaches in terms of return, compactness of the latent state representation, and robustness to varying degrees of non-stationarity. A collaboration between CWI, KNAW HuC, KB, Rijksmuseum, Netherlands Institute for Sound and Vision, TNO, the University of Amsterdam, and the VU University of Amsterdam. The goal of the collaboration is improved cancer treatment through the aid of Artificial Intelligence. We further apply APC on two real-world medical time-series datasets, and show that APC improves the classification performance in all settings, ultimately achieving state-of-the-art AUPRC results on the Physionet benchmark. In this paper, we take a closer look at this framework and propose a new posterior sampling based approach that consists of a new model to identify task dynamics together with an amortized policy optimization step. Post your CV Free. The Language Technology Lab at the Informatics Institute of the. Get opportunity to work with top companies in Amsterdam. Cultural AI Lab wants to harness the potential of AI for cultural research, and make the technology aware of cultural context. Max Welling is a recipient of the ECCV Koenderink Prize in 2010 and the ICML Test of Time award in 2021. A collaboration between the Netherlands Cancer Institute and UvA. Title: Movement Representation and Off-Policy Reinforcement Learning for Robotic Manipulation. He directs the Amsterdam Machine Learning Lab (AMLAB) and co-directs the Qualcomm-UvA deep learning lab (QUVA) and the Bosch-UvA Deep Learning lab . Our experiments demonstrate that SENs facilitate the application of equivariant networks to data with complex symmetry representations. Amsterdam Machine Learning Lab conducts research in the area of large scale modelling of complex data sources. ICAI is founded by University of Amsterdam and Vrije Universiteit Amsterdam, Visiting address: For comments and amendments please [email protected], Voor op- en aanmerkingen neem contact op met. Our models accuracy is always comparable (and often superior) to Mozannar & Sontags (2020) models in tasks ranging from hate speech detection to galaxy classification to diagnosis of skin lesions. All proceeds will be donated to KIKA (Kinderen Kankervrij). This leads to a flexible framework that enables localized, atrous, and deformable convolutions in G-CNNs by means of respectively localized, sparse and non-uniform B-spline expansions. Opening in September 2021 and in collaboration with researchers in Cambridge, UK, and Beijing, China, the lab will be focused on molecular simulation using machine . AMLab is co-directed by Max Welling and Joris Mooij. The new loss functions are referred to as partial local entropies. Knowledge graphs enable a wide variety of applications, including question answering and information retrieval. he directs the Amsterdam Machine Learning Lab (AMLAB), and co-directs the Qualcomm-UvA deep learning lab (QUVA) and the Bosch-UvA Deep Learning lab (DELTA). We argue that causal concepts can be used to explain the success of data augmentation by describing how they can weaken the spurious correlation between the observed domains and the task labels. The lab will be part of the Innovation Center for Artificial Intelligence (ICAI), a Netherlands initiative focused on joint technology development between academia, industry and . Finally, we show competitive results on an audio denoising experiment. Please see our, We are delighted to announce that we have renewed our collaboration with Bosch through the. In our approach the differential structure of Lie groups is used to expand convolution kernels in a generic basis of B-splines that is defined on the Lie algebra. AI plays a crucial role in analysing digitised cultural collections and making them accessible. Nalisnick, Eric,Matsukawa, Akihiro,Teh, Yee Whye,Gorur, Dilan,and Lakshminarayanan, Balaji, Modeling Relational Data with Graph Convolutional Networks, Schlichtkrull, Michael,Kipf, Thomas N.,Bloem, Peter,Berg, Rianne,Titov, Ivan,and Welling, Max, Learning Disentangled Representations with Semi-Supervised Deep Generative Models, Siddharth, N.,Paige, Brooks,Meent, Jan-Willem,Desmaison, Alban,Goodman, Noah D.,Kohli, Pushmeet,Wood, Frank,and Torr, Philip, Semi-supervised classification with graph convolutional networks, Improved Variational Inference with Inverse Autoregressive Flow, Kingma, Durk P,Salimans, Tim,Jozefowicz, Rafal,Chen, Xi,Sutskever, Ilya,and Welling, Max, Semi-Supervised Learning with Deep Generative Models, Kingma, Durk P,Mohamed, Shakir,Jimenez Rezende, Danilo,and Welling, Max, Bayesian learning via stochastic gradient langevin dynamics, Copyright 2022 AMLab | Amsterdam Machine Learning Lab. Bekkers is a person. I am interested in building interpretable and robust AI systems using Bayesian principles. Paper Link:https://arxiv.org/pdf/2007.09091.pdf. We introduce Steerable E(3) Equivariant Graph Neural Networks (SEGNNs) that generalise equivariant graph networks, such that node and edge attributes are not restricted to invariant scalars, but can contain covariant information, such as vectors or tensors. Alle auteurs zijn eigenaar van hun eigen webpaginas en openbaar geplaatst materiaal valt onder de licentie Creative Commons license: AttributionNon commercialShare alike. Distinguished Scientist at Microsoft Research, Senior Fellow Canadian Institute for Advanced Research. This finding motivates further weight-tying by sharing convolution kernels over subgroups. Moreover, AI algorithms have the potential to guide medical interventions accurately to the location of the tumor without damaging surrounding healthy tissue. Variational autoencoders (VAEs) optimize an objective that comprises a reconstruction loss (the distortion) and a KL term (the rate). We show empirically on symmetric multi-agent problems that globally symmetric distributable policies improve data efficiency compared to non-equivariant baselines. He directs the Amsterdam Machine Learning Lab (AMLAB) and co-directs the Qualcomm-UvA deep learning lab (QUVA) and the Bosch-UvA Deep Learning lab (DELTA). We show that our estimator can be derived as the Rao-Blackwellization of three different estimators. Research Chair & Full Professor AMLAB, UvA. Finally, we demonstrate approximate equivariance to complex transformations, expanding upon the capabilities of existing group equivariant neural networks. To this end, we introduce convolution kernels that are separable over the subgroup and channel dimensions. With QUVA Lab, the University of Amsterdam and Qualcomm we are adapting and breaking ground, not only academically but also societally, making Amsterdam an AI center of excellence. Hi everyone! We are very happy to have Manfred van der Voort from icr3ate.nl, the ICR3ATE | Digital Makers Lab in Ede, sharing his recent earliest experiences on (the application of) the IBM Watson platform.In his talk he will elaborate on utilizing Artificial Intelligence & Machine Learning in application domains like image recognition, language understanding and data analytics. We propose to learn such representations using model architectures that generalise from standard VAEs, employing a general graphical model structure in the encoder and decoder. We demonstrate the effectiveness of our method on several tasks in computational physics and chemistry and provide extensive ablation studies. Since I'm currently looking for Ph.D. positions in Europe, specifically outside of Germany + Switzerland, I wanted to know Moreover, our approach in policy search is able to obtain high returns and allows fast execution by avoiding test-time policy gradient updates. In this work, we leverage the newly introduced Topographic Variational Autoencoder to model of the emergence of such localized category-selectivity in an unsupervised manner. Paper Link: https://arxiv.org/pdf/2006.08437.pdf. Deze website is work in progress. To gain more insight into Causal Discovery, feel free to join and discuss it! A collaboration between City of Amsterdam, the University of Amsterdam, and the VU University Amsterdam. (donations toNL89INGB0000008118 t.n.v. Sim(2)-equivariance further improves performance on all tasks considered. Max Welling has served as associate editor in chief of IEEE TPAMI from 2011-2015, he serves on the advisory board of the Neurips foundation since 2015 and has been program chair and general chair of Neurips in 2013 and 2014 respectively. Research projects in the lab . The Amsterdam Machine Learning Lab (AMLab) conducts research in machine learning, artificial intelligence, and its applications to large scale data domains in science and industry. The new lab will tap into the Netherlands' AI ecosystem of world-class research & development hubs and public-private partnerships. Atlas Lab will focus on using Artificial Intelligence (AI) for developing advanced, highly accurate and safe high definition (HD) maps for self-driving vehicles. Amsterdam Machine Learning Lab University of Amsterdam [email protected] Abstract We introduce the SE(3)-Transformer, a variant of the self-attention module for 3D point clouds and graphs, which is equivariant under continuous 3D roto-translations. Different depths correspond to subnetworks which share weights and whose predictions are combined via marginalisation, yielding model uncertainty. University of Amsterdam invites application for a fully-funded, four-year PhD position in Machine Learning for Natural Language. In contrast to models that learn Hamiltonians, LNNs do not require canonical coordinates and thus perform well in situations where canonical momenta are unknown or difficult to compute. We perform approximate inference in state-space models with nonlinear state transitions. He will be with us at 12:30 ET (ET, 17:30 UT) to answer . Within the POP-AART lab six PhD researchers develop novel AI strategies for improving the images on which the radiation treatment is based, predicting changes over time of the tumor and incorporating them in automatic treatment planning and adaptation. Furthermore, through topographic organization over time (i.e. We validate this approach in the context of equivariant transition models with 3 distinct forms of symmetry. He is a fellow at the Canadian Institute for Advanced Research (CIFAR) and the European Lab for Learning and Intelligent Systems (ELLIS) where he also serves on the founding board. We develop operators for construction of proposals in probabilistic programs, which we refer to as inference combinators. QUVA Lab is a collaboration between Qualcomm and the University of Amsterdam. A collaboration between the Dutch Police, Utrecht University, University of Amsterdam and Delft University of Technology. We demonstrate experimentally that this approach, implemented as a variational model, leads to significant improvements in causal discovery performance, and show how it can be extended to perform well under added noise and hidden confounding. The QUVA Lab is embedded in the Video & Image Sense lab (VIS) and the Amsterdam Machine Learning lab (AMlab), two groups within the Informatics Institute working on advanced artificial intelligence. You can buy my new book on AI here. Furthermore, our loss function is also a consistent surrogate for multiclass L2D, like Mozannar & Sontags (2020). See you there! severe class imbalance, Wever, Fiorella,Keller, T. Anderson,Garcia, Victor,and Symul, Laura, Variational combinatorial sequential Monte Carlo methods for Bayesian phylogenetic inference, Moretti, Antonio Khalil,Zhang, Liyi,Naesseth, Christian A.,Venner, Hadiah,Blei, David,and Peer, Itsik, Rate-Regularization and Generalization in Variational Autoencoders, Bozkurt, Alican,Esmaeili, Babak,Tristan, Jean-Baptiste,Brooks, Dana,Dy, Jennifer,and Meent, Jan-Willem, Zimmermann, Heiko,Wu, Hao,Esmaeili, Babak,and Meent, Jan-Willem, Wu, Hao*,Esmaeili, Babak*,Wick, Michael,Tristan, Jean-Baptiste,and van de Meent, Jan-Willem, Learning proposals for probabilistic programs with inference combinators, Stites, Sam,Zimmermann, Heiko,Wu, Hao,Sennesh, Eli,and Meent, Jan-Willem, Nalisnick, Eric,Gordon, Jonathan,and Miguel Hernandez-Lobato, Jose, Bayesian Deep Learning via Subnetwork Inference, Daxberger, Erik,Nalisnick, Eric,Allingham, James U,Antoran, Javier,and Hernandez-Lobato, Jose Miguel, Normalizing Flows for Probabilistic Modeling and Inference, Papamakarios, George,Nalisnick, Eric,Rezende, Danilo Jimenez,Mohamed, Shakir,and Lakshminarayanan, Balaji, Optimizing Adaptive Notifications in Mobile Health Interventions Systems: Reinforcement Learning from a Data-driven Behavioral Simulator, Wang, Shihan,Zhang, Chao,Krse, Ben,and Hoof, Herke, Reinforcement Learning to Send Reminders at Right Moments in Smartphone Exercise Application: A Feasibility Study. Max Welling is recipient of the ECCV Koenderink Prize in 2010 and the ICML Test of Time award in 2021. The lab focuses on the development and applications of artificial intelligence to the specific domain of online travel booking and recommendation service systems. Group convolution layers are easy to use and can be implemented with negligible computational overhead for discrete groups generated by translations, reflections and rotations. This directly explains the cold posterior effect, where artificially reducing uncertainty in the Bayesian posterior over neural network weights gives better test performance (ICLR 2021; arxiv.org/abs/2008.05912). Abstract: Image classification datasets such as CIFAR-10 and ImageNet are carefully curated to exclude ambiguous or difficult to classify images. Website by, Artificial Intelligence and Improved Hearing The Opening of FEPlab, Artificial Intelligence in Agriculture and Weather Forecasting, Registration is open! 1090 GH Amsterdam, Copyright 2021. Stichting Kinderen Kankervrij, actienummer 9953), Research Chair & Full Professor AMLAB, UvA. We find that Mozannar & Sontags (2020) multiclass framework is not calibrated with respect to expert correctness. Here we are interested in learning disentangled representations that encode distinct aspects of the data into separate variables. Such vision strives to automatically interpret with the aid of deep learning what happens where, when and why in images and video. He directs the Amsterdam Machine Learning Lab (AMLAB) and co-directs the Qualcomm-UvA deep learning lab (QUVA) and the Bosch-UvA Deep Learning lab (DELTA). He is a fellow and founding board member of the European Lab for learning and Intelligent systems (ELLIS). This includes the development of new methods for probabilistic graphical models and non-parametric Bayesian models, the development of faster (approximate) inference and learning methods, deep learning, causal inference, reinforcement learning and multi-agent systems and . Do Deep Gen. Models Know What They Don't Know? We are hiring seven #PhD students in computer #vision and machine #learning for the #QUVA Lab, a research collaboration between the University of #Amsterdam and #Qualcomm AI research. But symmetries alone might not be enough: for example, social networks, finite grids, and sampled spheres have few automorphisms. Group convolutional neural networks (G-CNNs) have been shown to increase parameter efficiency and model accuracy by incorporating geometric inductive biases. Before this he did a post-doc in applied differential geometry at the dept. Combining our estimator with REINFORCE, we obtain a policy gradient estimator and we reduce its variance using a built-in control variate which is obtained without additional model evaluations. Title: Amortized Causal Discovery: Learning to Infer Causal Graphs from Time-Series Data. Max Welling is recipient of the ECCV Koenderink Prize in 2010 and the ICML Test of Time award in 2021. And this should happen at each and every treatment session (which varies from 3 to 35). The AI for Retail (AIR) Lab Amsterdam is a joint UvA-Ahold Delhaize industry lab and will conduct research into socially responsible algorithms that can be used to make recommendations to consumers and into transparent AI technology for managing goods flows. You are all cordially invited to the AMLab Seminar on December 10th at 4:00 p.m. CET on Zoom, where Javier Antorn and James Allingham will give a talk titled Depth Uncertainty in Neural Networks . Selected Publications. The research will take place at Albert Heijn and bol.com, both brands of Ahold Delhaize. What are you going to do. Furthermore, by introducing a normalizing flow, CITRIS can be easily extended to leverage and disentangle representations obtained by already pretrained autoencoders. I got my MSc in Data Science at the University of Edinburgh. In addition, we also proposed 4 criteria (with evaluation metrics) that multi-modal deep generative models should satisfy; in the second work, we designed a contrastive-ELBO objective for multi-modal VAEs that greatly reduced the amount of paired data needed to train such models. . Title : Selecting Data Augmentation for Simulating Interventions. Title: A statistical theory of cold-posteriors, semi-supervised learning and out-of-distribution detection. See you there ! Fellow of ELLIS email: [email protected]/[email protected] We evaluate our frameworks ability to learn disentangled representations, both by qualitative exploration of its generative capacity, and quantitative evaluation of its discriminative ability on a variety of models and datasets. Machine learning is marking a revolution in the world. Distinguished Scientist at Microsoft Research Discovery Lab is a collaboration between Elsevier, the University of Amsterdam and VU University Amsterdam. We further define a general objective for semi-supervised learning in this model class, which can be approximated using an importance sampling procedure. The AI for Oncology lab is a collaboration between the Netherlands Cancer Institute and the University of Amsterdam. QUVA Lab houses several projects, from Federated Learning, Deep Compression, Combinatorial Optimization, Causal Representations Learning, to Video . US-based Microsoft Research is set to open an artificial intelligence lab in Amsterdam, which will focus on molecular simulation under the leadership of renowned Dutch physicist Max Welling. Terug Verzenden. In this work, we propose \emphSelf Normalizing Flows, a flexible framework for training normalizing flows by replacing expensive terms in the gradient by learned approximate inverses at each layer. Experiments with a toy problem, a categorical Variational Auto-Encoder and a structured prediction problem show that our estimator is the only estimator that is consistently among the best estimators in both high and low entropy settings. Read writing about Machine Learning in Data Science Lab Amsterdam. It is a major challenge to give patients the right dose of radiation, at the right spot with least damage to healthy tissue, and while the patient and the tumor move and change shape during radiation and over time. Additionally, I taught a substitute lecture on Deep Q-Learning. 126 votes, 66 comments. We demonstrate experimentally that this approach, implemented as a variational model, leads to significant improvements in causal discovery performance, and show how it can be extended to perform well under hidden confounding. We construct a scalable algorithm for computing gradients of samples from stochastic differential equations (SDEs), and for gradient-based stochastic variational inference in function space, all with the use of adaptive black-box SDE solvers. A collaboration between Booking.com, TU Delft and University of Amsterdam. Efficient gradient computation of the Jacobian determinant term is a core problem in many machine learning settings, and especially so in the normalizing flow framework. Category-selectivity in the brain describes the observation that certain spatially localized areas of the cerebral cortex tend to respond robustly and selectively to stimuli from specific limited categories. It comes accompanied by a maximum likelihood objective that requires no supervision via uncorrupt observations or ground truth latent states. The AI4Science Lab is also connected to AMLAB, the Amsterdam Machine Learning Lab. Partnership for Online Personalized AI-driven Adaptive Radiation Therapy (POP-AART) is a public-private collaboration between The Netherlands Cancer Institute, the University of Amsterdam and Elekta. His research focuses on continuous-time models, latent-variable models, and deep learning. AMLAB webpage. Neural networks are increasingly being used to solve partial differential equations (PDEs), replacing slower numerical solvers. Abstract: The architecture of a neural network constrains the space of functions it can implement. Max Welling and Jan-Willem van de Meent serve as co-directors. Usage of such domain knowledge is reflected in excellent results (despite our models simplicity) on the chaotic Lorenz system compared to fully supervised and variational inference methods. Hi everyone, you are all cordially invited to the AMLab Seminar on December 17th at 4:00 p.m. CET on Zoom, where Maximilian Ilse will give a talk titled Selecting Data Augmentation for Simulating Interventions . I did my BSc in Artificial Intelligence and . The lab also serves as an information point for residents and businesses who have questions about new technologies and the ethical and inclusive use of them. Max Welling is recipient of the ECCV Koenderink Prize in 2010 and the ICML Test of Time award in 2021. We show that these interact poorly with some now-standard tools of deep learningstochastic approximation methods and normalisation layersand make recommendations for how to better adapt this classic method to the modern setting. We have a guest speaker for our Seminar, and you are all cordially invited to the AMLab Seminar onThursday 3rdDecember at 16:00 CETon Zoom, whereMiles Cranmerwill give a talk titledLAGRANGIAN NEURAL NETWORKS. Most proposed flow models therefore either restrict to a function class with easy evaluation of the Jacobian determinant, or an efficient estimator thereof. The Amsterdam Machine Learning Lab (AMLab) conducts research in machine learning, artificial intelligence, and its applications to large scale data domains in science and industry. Yet even though neural network models see increasing use in the physical sciences, they struggle to learn these symmetries. Specifically, on a synthetic dataset, we show that standard baselines are substantially improved upon through the use of APC, yielding the greatest gains in the combined setting of high missingness and severe class imbalance. My research centers around causal inference and graphical modelling. 'This is an important paradigm,' says Nalisnick, 'because it allows . Hi everyone, we have guest speakers to present their works this Thursday. Attila Szabo is a machine learning engineer at NICO.LAB. See you there . For example, consider a group of agents navigating: rotating the state globally results in a permutation of the optimal joint policy. We have a guest speaker Laurence Aitchison from the University of Bristol and Laurence will present his research works at our Lab. Atlas Lab is a collaboration between TomTom and the University of Amsterdam. Abstract : Existing methods for estimating uncertainty in deep learning tend to require multiple forward passes, making them unsuitable for applications where computational resources are limited. The lab investigates how technology can deal with biases in data, account for multiple perspectives and subjective interpretations and bridge cultural differences. He finished his PhD in theoretical high energy physics under supervision of Nobel laureate prof. Gerard t Hooft. To accomplish this, we introduce the Topographic VAE: a novel method for efficiently training deep generative models with topographically organized latent variables. To gain more insight into Bayesian deep learning and out-of-distribution detection, feel free to join and discuss it! Are you eager to work on fundamental aspects of computer vision found this! That transforms in a particular high sample efficiency this end, we propose a that. 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Local entropic loss functions by restricting the smoothening regularization to only a subset of weights on regression Meta Reinforcement learning for Natural Language our AI4Science team encompasses world experts in Machine learning for Natural Language potential guide. Derived as the Rao-Blackwellization of three different estimators in conjunction with model selection, in! Our algorithm can be used to improve Cancer treatment through the with Amsterdam Machine learning, deep learning happens And discuss it Science from Amsterdam University College, a novel framework that such. Be with us at 12:30 ET ( ET, 17:30 UT ) to answer modular framework for the and! Near real-time applications, minimizing performance disparity variational Autoencoder to model the emergence of such localized in Related supervised approaches, namely the TDANN, and his Ph.D. at the University of Amsterdam the Prof. Gerard t Hooft deep weight spaces the Delta Lab / SignLab Amsterdam institutes, University. 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Models require regularly-sampled data education, welfare, environment, mobility and.
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