Data Science by ODS.ai 🦜
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First Telegram Data Science channel. Covering all technical and popular staff about anything related to Data Science: AI, Big Data, Machine Learning, Statistics, general Math and the applications of former. To reach editors contact: @malev
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Introduction to Python Ensembles

Ensemble is an approach for mixing algorithms to obtain strong sides of all the approaches.

https://www.kdnuggets.com/2018/02/introduction-python-ensembles.html

#ensemble #stacking #tutorial #beginnig #novice
Adversarial attack — type of input or a mask applied to the input of the machine learning model to make it wrong. It is a way to cheat with the output, to ‘fool’ the algorithm.

«Attacking Machine Learning with Adversarial Examples» at Open AI blog covers the basics and provides some examples.

Open AI blog article: https://blog.openai.com/adversarial-example-research/

#adversarialattack #openai #novice #beginner
New attack on neural networks can alter the purpose of the neural network.

A surprising adversarial attack, whereby a perturbation to all input images can "reprogram" a poorly-defended neural network to change its task entirely. e.g. turn an ImageNet classifier into a network that counts squares.

Arxiv: https://arxiv.org/pdf/1806.11146.pdf

#Goodfellow #gbrain #adversarialattack
ModaNet: A Large-Scale Street Fashion Dataset with Polygon Annotations

Latest segmentation and detection approaches (DeepLabV3+, FasterRCNN) applied to street fashion images. Arxiv paper contains information about both: net and dataset.

Arxiv link: https://arxiv.org/abs/1807.01394
Paperdoll dataset: http://vision.is.tohoku.ac.jp/~kyamagu/research/paperdoll/

#segmentation #dataset #fashion #sv
Hey, our fellow colleagues at OpenDataScience community are labeling a meme dataset. You can help them with the markup just by viewing memes in this bot: @MemezoidBot

#DataSet #labeling
#DeepMind new release: Neural Processes (#NPs) that generalise #GQN ’s training regime to other few-shot prediction tasks such as regression and classification

Arxiv 1: https://arxiv.org/abs/1807.01622
Arxiv 2: https://arxiv.org/abs/1807.01613

#ICML2018
Deep Learning for Matching in Search and Recommendation

PDF: http://www.comp.nus.edu.sg/~xiangnan/sigir18-deep.pdf

#sigir2018 #Tutorial
Dynamic few-shot visual learning without forgetting by Gidaris and Komodakis

The authors share even configs and learning rate schedules for experiments in paper.

Github: https://github.com/gidariss/FewShotWithoutForgetting

#cvpr2018
SwitchNorm: add BatchNorm + InstanceNorm + GroupNorm with a learnable blend at each layer.

Paper about optimal normalization in neural nets continues. Plots + code

Arxiv: https://arxiv.org/abs/1806.10779

#dl #normalization