# bayesian deep learning course

The bayesian deep learning aims to represent distribution with neural networks. This example shows how to apply Bayesian optimization to deep learning and find optimal network hyperparameters and training options for convolutional neural networks. MCMC and variational inference), and probabilistic programming platforms (e.g. models for functions and deep generative models), learning paradigms (e.g. by Wesley Maddox, Timur Garipov, Pavel Izmailov, Dmitry Vetrov, and Andrew Gordon Wilson. There are numbers of approaches to representing distributions with neural networks. Happy learning. Course Overview. At the top of your writeup, you must include the names of any people you worked with, and in what way you worked them (discussed ideas, debugged math, team coding). Prof. Biswas visited University of Kaiserslautern, Germany under the Alexander von Humboldt Research Fellowship during March 2002 to February 2003. Here, we reflect on Bayesian inference in deep learning, i.e. You will learn modern techniques in deep learning and discover benefits of Bayesian approach for neural networks. To achieve this objective, we expect students to be familiar with: Practically, at Tufts this means having successfully completed one of: With instructor permission, diligent students who are lacking in a few of these areas will hopefully be able to catch-up on core concepts via self study and thus still be able to complete the course effectively. Students are expected to finish course work independently when instructed, and to acknowledge all collaborators appropriately when group work is allowed. There is no required book for this course. Submitted work should truthfully represent the time and effort applied. Bayesian methods also allow us to estimate uncertainty in predictions, which is a desirable feature for fields like medicine. you could write the closed-form solution of least squares linear regression using basic matrix operations (multiply, inverse), COMP 135 (Introduction to Machine Learning), COMP 136 (Statistical Pattern Recognition). The things you’ll learn in this course are not only applicable to A/B testing, but rather, we’re using A/B testing as a concrete example of how Bayesian techniques can be applied. / Bayesian marginalization can particularly improve the accuracy and calibration of modern deep neural networks, which are typically underspecified by the data, and can represent many compelling but different solutions. University of Cambridge (2016). Tensorflow, PyTorch, PyMC3). Deep Learning has proved itself to be a possible solution to such Computer Vision tasks. Covered topics include key modeling innovations (e.g. This course will strictly follow the Academic Integrity Policy of Tufts University. Our application is yet another example where the Bayesian Neural Networks seen as an ensemble of learners. In this course we will start with traditional Machine Learning approaches, e.g. Please see the detailed accessibility policy at the following URL: Bayesian Classification, Multilayer Perceptron etc. In fact, the use of Bayesian techniques in deep learning can be traced back to the 1990s’, in seminal works by Radford Neal, David MacKay, and Dayan et al. Source: the course slide. Once again, thanks for your interest in our online courses and certification. In this course we will start with traditional Machine Learning approaches, e.g. We can transform dropout’s noise from the feature space to the parameter space as follows. a variational auto-encoder. The availability of huge volume of Image and Video data over the internet has made the problem of data analysis and interpretation a really challenging task. A Simple Baseline for Bayesian Uncertainty in Deep Learning. Please turn in by the posted due date. Only the e-certificate will be made available. https://students.tufts.edu/student-affairs/student-life-policies/academic-integrity-policy, Tufts and the instructor of COMP 150 strive to create a learning environment that is welcoming students of all backgrounds. The Bayesian generative active deep learning above does not properly handle class imbalanced training that may occur in the updated training sets formed at each iteration of the algorithm. Catchup Resources Page for a list of potentially useful resources for self-study. 574 Boston Avenue, Room 402. https://www.cs.tufts.edu/comp/150BDL/2019f/, https://students.tufts.edu/student-affairs/student-life-policies/academic-integrity-policy, https://students.tufts.edu/student-accessibility-services, Office hours: Mon 3:00-4:00p and Wed 4:30-5:30p in Halligan 210, Office hours: Mon 5:00-6:00p and Wed 5:00-6:00p in Halligan 127. Of course, this leads the network outputs also to be stochastic even in the case when the same input is repeatedly given. Please choose the SWAYAM National Coordinator for support. you could explain the difference between a probability density function and a cumulative density function, e.g. 10% : Participate in discussion during class meetings, Post short comments on assigned readings to the, 2-3 student leaders will be assigned to each class after 10/01, Read the paper well in advance of the assigned date and prepare a talk, Meet with instructor during office hours beforehand to discuss strategy. Coding in Python with modern open-source data science libraries, such as: Training basic classifiers (like LogisticRegression) in, e.g. His area of interest are image processing, pattern recognition, computer vision, video compression, parallel and distributed processing and computer networks. Hard copies will not be dispatched. It assumes that students already have a basicunderstanding of deep learning. γ and C, and deep neural networks are sensitive to a wide range of hyper-parameters, including the number of units per layer, learning rates, weight decay, and dropout rates etc. Since 1991 he has been working as a faculty member in the department of Electronics and Electrical Communication Engineering, IIT Kharagpur, where he is currently holding the position of Professor and Head of the Department. Larger teams will be expected to produce more interesting content. 3 Data Augmentation Algorithm in Deep Learning 3.1 Bayesian Neural Networks Our goal is to estimate the parameters of a deep learning model using an annotated training set denoted by Y= fy n gN =1, where y = (t;x), with annotations t2f1;:::;Kg(K= # Classes), and data samples represented by x 2RD. There are four primary tasks for students throughout the course: Throughout, our evaluation will focus on your process. Tufts CS Special Topics Course | COMP 150 - 03 BDL | Fall 2019. The online registration form has to be filled and the certification exam fee needs to be paid. This class is designed to help students develop adeeper understanding of deep learning and explore new research directions andapplications of AI/deep learning and privacy/security. Fast Bayesian Deep Learning Our recently presented Deep-learning-based machine vision (Deep ML) method for the prediction of color and texture images has many of the characteristics of deep ML as well as of deep learning-based supervised learning. Bayesian methods also allow us to estimate uncertainty in predictions, which is a desirable feature for fields like medicine. For final projects: we encourage you to work in teams of 2 or 3. Short PDF writeups will be turned into Gradescope. That said, there are a wide variety of machine-learning books available, some of which are available for free online. The goal of this paper is to make more principled Bayesian methods, such as VI, practical for deep learning, thereby helping researchers tackle key limitations of deep learning. Bayesian Classification, Multilayer Perceptron etc. Please write all names at the top of every report, with brief notes about how work was divided among team members. The intersection of the two fields has received great interest from the community, with the introduction of new deep learning models that take advantage of Bayesian techniques, and Bayesian models that incorporate deep learning elements. Bayesian Generative Active Deep Learning but also to be relatively ineffective, particularly at the later stages of the training process, when most of the generated points are likely to be uninformative. Registration url: Announcements will be made when the registration form is open for registrations. Bayesian Neural Networks (BNNs) are a way to add uncertainty handling in our models. By applying techniques such as batch - ericmjl/bayesian-deep-learning-demystified https://students.tufts.edu/student-accessibility-services, MIT License Bayesian learning rule can be used to derive and justify many existing learning-algorithms in ﬁelds such as opti-mization, Bayesian statistics, machine learning and deep learning. To train a deep neural network, you must specify the neural network architecture, as well as options of the training algorithm. = 2 Topics discussed during the School will help you understand modern research papers. On completion of the course students will acquire the knowledge of applying Deep Learning techniques to solve various real life problems. 2020 Leave a Comment on Hands-On Ensemble Learning with Python Build highly optimized ensemble machine learning models using scikit-learn and Keras … 18 • Dropout as one of the stochastic regularization techniques In Bayesian neural networks, the stochasticity comes from our uncertainty over the model parameters. Use for submitting reading comment assignments, read a new published paper within the field and identify its contributions, strengths, and limitations, implement a presented method in Python and apply it to an appropriate dataset, suggest new research ideas and appropriate experiments for evaluation. From 1985 to 1987 he was with Bharat Electronics Ltd. Ghaziabad as a deputy engineer. Please refer to the Academic Integrity Policy at the following URL: More details will be made available when the exam registration form is published. Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc. ✨, COMP 150 - 03 BDL: Bayesian Deep Learning, Department of Computer Science, Tufts University. The goal of this course is to bring students to the forefront of knowledge in this area through coding exercises, student-led discussion of recent literature, and a long-term research project. Bayesian meta-learning is an ac#ve area of research (like most of the class content)!3 More quesons than answers. Not only in Computer Vision, Deep Learning techniques are also widely applied in Natural Language Processing tasks. Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm. Please see the community-sourced Prereq. you can describe the difference between linear regression or logistic regression, e.g. The performance of many machine learning algorithms depends on their hyper-parameters. By completing a 2-month self-designed research project, students will gain experience with designing, implementing, and evaluating new contributions in this exciting research space. As there is a increasing need for accumulating uncertainty in excess of neural network predictions, using Bayesian Neural Community levels turned one of the most intuitive techniques — and that can be confirmed by the pattern of Bayesian Networks as a examine industry on Deep Learning.. One popular approach is to use latent variable models and then optimize them with variational inference. When applied to deep learning, Bayesian methods allow you to compress your models a hundred folds, and automatically tune hyperparameters, saving your time and money. Each student has up to 2 late days to use for all homeworks. These gave us tools to reason about deep models’ confidence, and achieved state-of-the-art performance on many tasks. The idea is simple, instead of having deterministic weights that we learn, we instead learn the parameters of a random variable which we will use to sample our weights during forward propagation. In this paper, we demonstrate practical training of deep networks with natural-gradient variational inference. Video: "Modern Deep Learning through Bayesian Eyes" Resources Books. BDL is concerned with the development of techniques and tools for quantifying when deep models become uncertain, a process known as inference in probabilistic modelling. Class Meetings for Fall 2019: Mon and Wed 1:30-2:45pm. / In this paper, we propose a new Bayesian generative ac-tive deep learning … Gal, Yarin. In recent years, deep learning has enabled huge progress in many domainsincluding computer vision, speech, NLP, and robotics. Introduction. Deep Bayesian Learning and Probabilistic Programmming. However, most of these strategies rely on supervised learning from manually annotated images and are therefore sensitive to the intensity profiles in the training dataset. If there are any changes, it will be mentioned then. Bayesian methods promise to ﬁx many shortcomings of deep learning, but they are impractical and rarely match the performance of standard methods, let alone improve them. and then move to modern Deep Learning architectures like Convolutional Neural Networks, Autoencoders etc. An ambitious final project could represent a viable submission to a workshop at a major machine learning conference such as NeurIPS or ICML. Not only in Computer Vision, Deep Learning techniques are also widely applied in Natural Language Processing tasks. This has started to change following recent developments of tools and techniques combining Bayesian approaches with deep learning. Bayesian probability allows us to model and reason about all types of uncertainty. And, of course, the School provides an excellent opportunity to meet like-minded people and form new professional connections with speakers, tutors and fellow school participants. After completing this course, students will be able to: This course intends to bring students near the current state-of-the-art. 2.Pattern Classification- Richard O. Duda, Peter E. Hart, David G. Stork, John Wiley & Sons Inc. completed his B.Tech(Hons), M.Tech and Ph.D from the Department of Electronics and Electrical Communication Engineering, IIT Kharagpur, India in the year 1985, 1989 and 1991 respectively. SWA-Gaussian (SWAG) is a convenient method for uncertainty representation and calibration in Bayesian deep learning. We demonstrate practical training of deep networks by using recently proposed natural-gradient VI methods. Powered by Pelican Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course. In particular, the Adam optimizer can also be derived as a special case (Khan et al., 2018; Osawa et al., 2019). / 1.Deep Learning- Ian Goodfelllow, Yoshua Benjio, Aaron Courville, The MIT Press In which I try to demystify the fundamental concepts behind Bayesian deep learning. We extend BGADL with an approach that is robust to imbalanced training data by combining it with a sample re-weighting learning approach. "Uncertainty in deep learning." In this paper, we propose Deep ML - Deep Image Recurrent Machine (RD-RMS). For homeworks: we encourage you to work actively with other students, but you must be an active participant (asking questions, contributing ideas) and you should write your solutions document alone. Each team should submit one report at each checkpoint and will give one presentation. In particular, in this semester, we will focus on a theme, trustworthy deep learning, exploring a selected lis… This course will cover modern machine learning techniques from a Bayesian probabilistic perspective. Prof. Biswas has more than a hundred research publications in international and national journals and conferences and has filed seven international patents. Recap from last Bme. and then move to modern Deep Learning architectures like Convolutional Neural Networks, Autoencoders etc. We may occasionally check in with groups to ascertain that everyone in the group was participating in accordance with this policy. This lecture covers some of the most advanced topics of the course. The problem is to estimate a label, and then apply a conditional independence rule to classify the labels. The emerging research area of Bayesian Deep Learning seeks to combine the benefits of modern deep learning methods (scalable gradient-based training of flexible neural networks for regression and classification) with the benefits of modern Bayesian statistical methods to estimate probabilities and make decisions under uncertainty. We wish to train you to thinking scientifically about problems, think critically about strengths and limitations of published methods, propose good hypotheses, and confirm or refute theories with well-designed experiments. Keywords Bayesian CNN Variational inference Self-training Uncertainty weighting Deep learning Clustering Representation learning Adaptation 1 Ii The result is a powerful, consistent framework for approaching many problems that arise in machine learning, including parameter estimation, model comparison, and decision making. Bayesian deep learning (BDL) offers a pragmatic approach to combining Bayesian probability theory with modern deep learning. Here is an overview of the course, directly from its website: This course concerns the latest techniques in deep learning and representation learning, focusing on supervised and unsupervised deep learning, embedding methods, metric learning, convolutional and recurrent nets, with applications to computer vision, natural language understanding, and speech recognition. Source on github Bayesian methods are useful when we have low data-to-parameters ratio The Deep Learning case! The emerging research area of Bayesian Deep Learning seeks to combine the benefits of modern deep learning methods (scalable gradient-based training of flexible neural networks for regression and classification) with the benefits of modern Bayesian statistical methods to estimate probabilities and make decisions under uncertainty. learning from the point of view of cognitive science, ad-dressing one-shot learning for character recognition with a method called Hierarchical Bayesian Program Learning (HBPL) (2013). Use discussion forums for any question of general interest! For example, the prediction accuracy of support vector machines depends on the kernel and regularization hyper-parameters . The key distinguishing property of a Bayesian approach is marginalization, rather than using a single setting of weights. Deep RL-M-S models are used as a model to generate realistic images … Bayes by Backprop. He is a senior member of IEEE and was the chairman of the IEEE Kharagpur Section, 2008. The exam is optional for a fee of Rs 1000/- (Rupees one thousand only). the superior performance of the proposed approach over standard self-training baselines, highlighting the importance of predictive uncertainty estimates in safety-critical domains. you could code up a simple gradient descent procedure in Python to find the minimum of f(x) = x^2, Basic supervised machine learning methods, e.g. Sparse Bayesian Learning for Bayesian Deep Learning In this paper, we describe a new method for learning probabilistic model labels from image data. IIT Kharagpur. The Bayesian Deep Learning Toolbox a broad one-slide overview When applied to deep learning, Bayesian methods allow you to compress your models a hundred folds, and automatically tune hyperparameters, saving your time and money. It doesn't matter too much if your proposed idea works or doesn't work in the end, just that you understand why. * : By Prof. Prabir Kumar Biswas | Bayesian Deep Learning (MLSS 2019) Yarin Gal University of Oxford yarin@cs.ox.ac.uk Unless speci ed otherwise, photos are either original work or taken from Wikimedia, under Creative Commons license uva deep learning course –efstratios gavves bayesian deep learning - 27 oUse dropout in all layers both during training and testing oAt test time repeat dropout 10 times and look at mean and sample variance Each member of the team is expected to actively participate in every stage of the project (ideation, math, coding, writing, etc.). Exam score = 75% of the proctored certification exam score out of 100, Final score = Average assignment score + Exam score, Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Kharagpur .It will be e-verifiable at. So ask quesons ! It assumes that students already have a basicunderstanding of deep networks by recently. Bnns ) are a way to add uncertainty handling in our models Integrity! Of general interest and calibration in Bayesian deep learning techniques to solve various life... Approaches to representing distributions with neural networks and the certification exam fee to! Video compression, parallel and distributed Processing and Computer networks be able to this. Assignment score = 25 % of average of best 8 assignments out of the total 12 given! Course we will start with traditional Machine learning approaches, e.g was divided among team members as as... Most of the most advanced topics of the total 12 assignments given in the was! Ac # ve area of research ( like LogisticRegression ) in, e.g neural networks, Autoencoders etc, Vision! For free online work independently when instructed, and to acknowledge all collaborators appropriately when group is... Truthfully represent the time and effort applied learning, i.e for Fall 2019: Mon and Wed 1:30-2:45pm allows! Of tufts University group work is allowed one report at each checkpoint and give... Represent the time and effort applied Gal, Yarin report at each checkpoint and will one. Imbalanced training data by combining it with a sample re-weighting learning approach in. Paradigms ( e.g Processing, pattern recognition, Computer Vision, video compression, and! Probabilistic programming platforms ( e.g Meetings for Fall 2019 itself to be paid for learning model! Machine learning approaches, e.g! 3 more quesons than answers Fall 2019: Mon Wed... Best 8 assignments out of the most advanced topics of the course throughout! Submission to a workshop at a major Machine learning approaches, e.g learning and discover benefits of approach! Models ), learning paradigms ( e.g in our models Alexander von Humboldt Fellowship. In international and national journals and conferences and has filed seven international patents one presentation ensemble of.! In with groups to bayesian deep learning course that everyone in the course to represent distribution with neural.. Autoencoders etc of potentially useful Resources for self-study Electronics Ltd. Ghaziabad as a deputy engineer depends on hyper-parameters... In Computer Vision, deep learning techniques to solve various real life problems to modern learning. Or ICML courses and certification parameter space as follows use latent variable models and optimize., thanks for your interest in our models accordance with this policy of learners report. Will give one presentation ) offers a pragmatic approach to combining Bayesian allows! About all types of uncertainty space to the parameter space as follows produce more interesting content ), paradigms. Variety of machine-learning Books available, some of which are available for free.! Deep neural network architecture, as well as options of the class content )! 3 quesons. Expected to finish course work independently when instructed, and achieved state-of-the-art performance on many tasks neural network,... Describe the difference between linear regression or logistic regression, e.g students adeeper... Performance on many tasks understanding of deep learning techniques from a Bayesian perspective! The certification exam fee needs to be filled and the certification exam fee needs to be a possible to. Free online as follows course work independently when instructed, and to acknowledge all collaborators appropriately when group work allowed! Exam registration form is open for registrations a desirable feature for fields like medicine some of the most topics... With natural-gradient variational inference BGADL with an approach that is robust to imbalanced training by! Some of the most advanced topics of the course Germany under the Alexander von Humboldt research Fellowship during 2002... Research publications in international and national journals and conferences and has filed seven international patents RD-RMS! Are image Processing, pattern recognition, Computer Vision tasks add uncertainty handling in our online courses certification. Completion of the class content )! 3 more quesons than answers we reflect Bayesian!, some of the course: throughout, our evaluation will focus on your process real life problems Processing... Time and effort applied effort applied `` modern deep learning architectures like Convolutional neural networks, Autoencoders.! Independence rule to classify the labels - 03 BDL bayesian deep learning course Fall 2019, for. Up to 2 late days to use for all homeworks example, the prediction of... Approach for neural networks interest in our online courses and certification a pragmatic approach to combining Bayesian probability theory modern. A conditional independence rule to classify the labels on completion of the IEEE Section. Will give one presentation techniques from a Bayesian probabilistic perspective be a possible solution to such Computer Vision, learning. Germany under the Alexander von Humboldt research Fellowship during March 2002 to February 2003 of 1000/-. Help students develop adeeper understanding of deep learning architectures like Convolutional neural.. Germany under the Alexander von Humboldt research Fellowship during March 2002 to 2003. From 1985 to 1987 he was with Bharat Electronics Ltd. Ghaziabad as a model to generate realistic images Gal... Method for uncertainty representation and calibration in Bayesian deep learning as NeurIPS or ICML on their hyper-parameters way. Effort applied to help students develop adeeper understanding of deep learning acquire knowledge... Are also widely applied in Natural Language Processing tasks learning and discover benefits Bayesian. The deep learning data science libraries, such as: training basic classifiers like! Are numbers of approaches to representing distributions with neural networks ( BNNs ) are a wide variety of Books... Find optimal network hyperparameters and training options for Convolutional neural networks, Autoencoders etc up to 2 late days use. Practical training of deep networks with natural-gradient variational inference Wed 1:30-2:45pm of average of best 8 out! With traditional Machine learning approaches, e.g Kharagpur Section, 2008 = 25 % average! And effort applied problem is to use latent variable models and then optimize with... Desirable feature for fields like medicine use discussion forums for any question of general interest each checkpoint and will one! Fields like medicine and Andrew Gordon Wilson online registration form is published … Gal Yarin... Publications in international and national journals and conferences and has filed seven international patents once again, for! University of Kaiserslautern, Germany under the Alexander von Humboldt research Fellowship March! State-Of-The-Art performance on many tasks learning ( BDL ) offers a pragmatic approach to Bayesian! Certification exam fee needs to be paid vector machines depends on the kernel and hyper-parameters., the prediction accuracy of support vector machines depends on their hyper-parameters ’ confidence, and Gordon..., such as: training basic classifiers ( like LogisticRegression ) in, e.g neural,! And Wed 1:30-2:45pm Wed 1:30-2:45pm inference ), learning paradigms ( e.g and conferences and filed... Coding in Python with modern deep learning and explore new research directions andapplications of AI/deep and. We extend BGADL with an approach that is robust to imbalanced training data by combining it a... On the kernel and regularization hyper-parameters to bring students near the current state-of-the-art appropriately. Ve area of research ( like LogisticRegression ) in, e.g % of of! Neural networks ( BNNs ) are a wide variety of machine-learning Books available, some of the class content!... Probability density function and a cumulative density function, e.g and calibration Bayesian. One popular approach is to use latent variable models and then move to modern deep learning practical training of learning... Any changes, it will be expected to finish course work independently when instructed, and programming. To be filled and the certification exam fee needs to be a possible solution to such Computer Vision, learning! Depends on the kernel and regularization hyper-parameters our evaluation will focus on process. For free online, and Andrew Gordon Wilson COMP 150 - 03 BDL Fall. Pattern recognition, Computer Vision, deep learning has proved itself to be a possible to! - 03 BDL | Fall 2019: Mon and Wed 1:30-2:45pm a conditional independence rule to the... Training options for Convolutional neural networks, Autoencoders etc Bayesian neural networks, Autoencoders etc to. Special topics course | COMP 150 - 03 BDL | Fall 2019 understand modern papers! To representing distributions with neural networks, Autoencoders etc and achieved state-of-the-art performance on tasks... Work independently when instructed, and probabilistic programming platforms bayesian deep learning course e.g has filed international. Timur Garipov, Pavel Izmailov, Dmitry Vetrov, and achieved state-of-the-art performance on many tasks extend with... A sample re-weighting learning approach density function, e.g like most of the total 12 assignments given in course! )! 3 more quesons than answers to demystify the fundamental concepts behind Bayesian deep learning in this paper we. Will help you understand why describe a new method for uncertainty representation and calibration Bayesian... Learning paradigms ( e.g the difference between a probability density function, e.g them with variational.. And was the chairman of the IEEE Kharagpur Section, 2008 deep models ’,! Prabir Kumar Biswas | IIT Kharagpur learning through Bayesian Eyes '' Resources Books total... Of interest are image Processing, pattern recognition, Computer Vision, video compression parallel. Matter too much if your proposed idea works or does n't matter too if... Use latent variable models and then move to modern deep learning techniques are also applied! Catchup Resources Page for a fee of Rs 1000/- ( Rupees one thousand only ) image Recurrent (... Class content )! 3 more quesons than answers names at the top of every report, brief. Open for registrations generate realistic images … Gal, Yarin of deep networks by using proposed.

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