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The Neural Network Zoo - The Asimov Institute

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A layer alone never has connections and in general two adjacent layers are fully connected (every neuron form one layer to every neuron to another layer). Radial basis function (RBF) networks are FFNNs with radial basis functions as activation functions. While not really a neural network, they do resemble neural networks and form the theoretical basis for BMs and HNs. They don't trigger-happily connect every neuron to every other neuron but only connect every different group of neurons to every other group, so no input neurons are directly connected to other input neurons and no hidden to hidden connections are made either.


Deep Learning for Chatbots, Part 2 – Implementing a Retrieval-Based Model in Tensorflow

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A positive label means that an utterance was an actual response to a context, and a negative label means that the utterance wasn't – it was picked randomly from somewhere in the corpus. Each record in the test/validation set consists of a context, a ground truth utterance (the real response) and 9 incorrect utterances called distractors. Before starting with fancy Neural Network models let's build some simple baseline models to help us understand what kind of performance we can expect. The Deep Learning model we will build in this post is called a Dual Encoder LSTM network.


Artificial intelligence is quickly becoming as biased as we are

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A simple Google image search for'women's professional hairstyles' returns the following: Momentum by TNW is our New York technology event for anyone interested in helping their company grow. That is, until you try searching for'unprofessional women's hairstyles' and find this: In it, you'll find a hodge-podge of hairstyles sported by black women, all of which seem, well, rather normal. In fact, Boing Boing spotted this back in April. In five years, 10 years, 25 years, you can imagine how much of our lives will be dictated by algorithms.


Artificial intelligence is quickly becoming as biased as we are

#artificialintelligence

A simple Google image search for'women's professional hairstyles' returns the following: We're back in New York this November for the 4th edition of our growth-focused technology event. That is, until you try searching for'unprofessional women's hairstyles' and find this: In it, you'll find a hodge-podge of hairstyles sported by black women, all of which seem, well, rather normal. In fact, Boing Boing spotted this back in April. In five years, 10 years, 25 years, you can imagine how much of our lives will be dictated by algorithms.


Tech Giants Team Up To Tackle The Ethics Of Artificial Intelligence

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Called the Partnership on Artificial Intelligence to Benefit People and Society, the group consists of Amazon, Facebook, Google, Microsoft and IBM. Executives from four of the five founding members of the Partnership on AI (from left): Eric Horvitz of Microsoft, Francesca Rossi of IBM, Yann LeCun of Facebook and Mustafa Suleyman of Google's DeepMind. Executives from four of the five founding members of the Partnership on AI (from left): Eric Horvitz of Microsoft, Francesca Rossi of IBM, Yann LeCun of Facebook and Mustafa Suleyman of Google's DeepMind. But Banavar hopes the group's work will make its way into educational curricula around the world that will inspire the new generations of AI researchers.


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On Thursday Amazon announced the Alexa Prize, a 1 million award for the creation of a conversational artificial intelligence that can talk to people "coherently and engagingly" for a third of an hour. To aid the endeavor, up to ten teams will get a 100,000 stipend from Amazon along with Alexa-enabled devices, free cloud computing and support from Amazon's Alexa team. The push comes as Amazon's digital assistant Alexa is coming to multiple platforms beyond its original home on Amazon's Echo speaker, and as artificial intelligence is anticipated to become the cutting edge of tech companies' interfaces with their customers. The Alexa Prize announcement comes the same day several of the world's largest tech companies announced the formation of a consortium aimed at fostering the promise of artificial intelligence.


well-keep-ai-safe-says-microsoft-google-ibm-facebook-and-amazon-on-new-partnership

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Some of the world's largest tech companies are coming together to form a partnership aimed at educating the public about the advancements of artificial intelligence and ensure they meet ethical standards. "We believe that artificial intelligence technologies hold great promise for raising the quality of people's lives and can be leveraged to help humanity address important global challenges such as climate change, food, inequality, health, and education," the group stated in a series of "tenets." Another nexus of interest will be around ethics, with the group inviting academic experts to work with companies on AI for the best of humanity. But it's not clear whether this means opposing working with government surveillance authorities, or opposing forms of online censorship.


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Machine learning and AI could be the key to protecting enterprise IT from advancing cybersecurity threats, Cylance CEO Stuart McClure said on Tuesday. McClure's company, which bills itself as "advanced threat protection for the endpoint," uses machine learning to analyze massive amounts of data in an organization and classifies that data automatically. Cylance, in offering breach protection, is often confused with legacy anti-virus software, McClure said. The US Office of Personnel Management (OPM) eventually brought Cylance in to help them work on the early days of what would eventually be determined to be a massive breach.


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In blue we show the recurrent connections – the output'm' at time (t – 1) is fed back to the memory at time't' via the three gates; the cell value is fed back via the forget gate; the predicted word at time (t – 1) is fed back in addition to the memory output'm' at time't' into the Softmax for tag prediction. In spite of this fact, when we test images with multiple clothing type, our trained model generates tags for these unseen test images quite accurately ( 80% accurate). Prediction accuracy of our model improves quickly with increasing number of training iterations and stabilizes after about 20,000 iterations. Moreover, combining DCNN-RNN model helps us extend the trained model to solve completely different problem like fashion image tag generation.


two-sigma-s-siegel-says-artificial-intelligence-lacks-smarts

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David Siegel, a quantitative hedge fund pioneer, issued a warning to investors: Artificial intelligence lacks common sense. Siegel, who has used AI to build his Two Sigma Investments into a 37 billion hedge fund firm, said algorithms are limited by the scant amount of training data available to instruct them on how to identify everything from objects in images to trading opportunities. Hedge funds are embracing a form of AI called machine learning years after Two Sigma deployed the technology and as stock and bond pickers struggle to outperform markets. A unit of the firm, called Two Sigma Ventures, seeks to invest in companies focused on data science, machine learning, artificial intelligence and advanced hardware.