baum
69dd2eff9b6a421d5ce262b093bdab23-Paper.pdf
Quite interestingly,modern deep networks havebeen known to be powerful enough to interpolate even randomized labels (Zhang et al., 2017; Liu et al., 2020), a phenomenon that is usually referred to asmemorization(Yunetal.,2019; Vershynin,2020;Bubeck etal.,2020), In this work, we lift the spherical requirement and offer an exponential improvementonthedependenceonδ.
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Constructing Hidden Units using Examples and Queries
While the network loading problem for 2-layer threshold nets is NP-hard when learning from examples alone (as with backpropaga(cid:173) tion), (Baum, 91) has now proved that a learner can employ queries to evade the hidden unit credit assignment problem and PAC-load nets with up to four hidden units in polynomial time. Empirical tests show that the method can also learn far more complicated functions such as randomly generated networks with 200 hidden units. The algorithm easily approximates Wieland's 2-spirals func(cid:173) tion using a single layer of 50 hidden units, and requires only 30 minutes of CPU time to learn 200-bit parity to 99.7% accuracy.
Microsoft reveals OpenAI's next GPT-4 upgrade lets you turn text into video
A Microsoft executive has revealed OpenAI is planning on releasing its upgraded model that powers AI tools such as ChatGPT and Microsoft's Bing Chat. The news comes from Microsoft Germany's Chief Technology Officer (CTO) Andreas Braun, who appeared on stage at the AI in Focus - Digital Kickoff event on March 9 alongside other Microsoft Germany employees. All of the Microsoft officials discussed the upcoming ventures with artificial intelligence language models and the involvement of OpenAI's GPT series. Reports now indicate that OpenAI, in which Microsoft has heavily invested with more than $10 billion already pledged, is nearing the end of development for GPT-4, the next upgrade in the underlying technology powering the now immensely popular AI tools. According to Baum, OpenAI will be rolling out GPT-4 sometime "next week", which means we can expect some kind of announcement from OpenAI this week since Baum made those comments on March 9. "We will introduce GPT-4 next week, there we will have multimodal models that will offer completely different possibilities - for example videos," Braun said.
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Computational simulation and the search for a quantitative description of simple reinforcement schedules
Silveira, Paulo Sergio Panse, Siqueira, José de Oliveira, Bernardy, João Lucas, Santiago, Jessica, Meneses, Thiago Cersosimo, Portela, Bianca Sanches, Benvenuti, Marcelo Frota
We aim to discuss schedules of reinforcement in its theoretical and practical terms pointing to practical limitations on implementing those schedules while discussing the advantages of computational simulation. In this paper, we present a R script named Beak, built to simulate rates of behavior interacting with schedules of reinforcement. Using Beak, we've simulated data that allows an assessment of different reinforcement feedback functions (RFF). This was made with unparalleled precision, since simulations provide huge samples of data and, more importantly, simulated behavior isn't changed by the reinforcement it produces. Therefore, we can vary it systematically. We've compared different RFF for RI schedules, using as criteria: meaning, precision, parsimony and generality. Our results indicate that the best feedback function for the RI schedule was published by Baum (1981). We also propose that the model used by Killeen (1975) is a viable feedback function for the RDRL schedule. We argue that Beak paves the way for greater understanding of schedules of reinforcement, addressing still open questions about quantitative features of schedules. Also, they could guide future experiments that use schedules as theoretical and methodological tools.
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Autonomous Cars Were Predicted In A Wizard of Oz Book
I don't think we've ever really covered much about L. Frank Baum's famous stories about the land Oz here before, mostly because the stories (and the famous movie) are pretty thin on cars. But that's not to say there aren't any things like cars. In fact, in one of the later Oz books, there's something that sure as hell seems a lot like some of the autonomous cars being developed today. Only, you know, much more weird and magical. This browser does not support the video element.
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Flexible Log File Parsing using Hidden Markov Models
Kuhnert, Nadine, Maier, Andreas
We aim to model unknown file processing. As the content of log files often evolves over time, we established a dynamic statistic al model which learns and a dapts processing and parsing rules. First, we l imit the amount of unstructured text by focusing only on those frequent patterns which lead to the desired output table similar to Vaarandi [ 10 ]. Second, we transfo rm the found frequent patterns and the output stating the parsed table into a Hidden Markov Model (HMM). We use this HMM as a specific, however, flexible representation of a pattern for log file processing. With changes in th e raw log file distort ing learned patterns, we aim the model to adapt automa tically in order to maintain high quality outpu t . After training our model on one system type, applying the model and the resulting parsing rule to a different system with slightly different log file patterns, we achieve an accuracy over 99%. Predominantly with the goal of monitoring, almost any computer system produces log files containing information about procedures, events, issues, and errors . These log files ar e generated during operatio n mostly in the form of text or xml files .
Chatbot Tracker: Implementing Chatbots in 2017 PYMNTS.com
Heading into the new year, most everyone, retailers included, is looking within to enhance our lives and businesses from knowledge already ascertained and move that understanding forward. In the retail space, experts say the chatbot may be one of the best things a merchant can add in 2017. "Creating better real-time customer experiences based on conversational interfaces. The best implementation will use both chatbots and human agents," said Peter Friedman, CEO of LiveWorld. "Chatbots will allow for scale and automation, while humans can pick up the conversation in instances empathy and a higher level of depth or skill is needed. A seamless transition will minimize customer frustration and allow for exceptional quality conversations and customer engagement."
Schaeffler prepares the way for digitalization - Automotive World
In the coming years, the automotive and industrial supplier, Schaeffler, wants to recruit up to 600 experts across the world to work on digital solutions for tomorrow s mobility. The planned new positions are part of a digitalization offensive the company started last year. A central pillar of the strategy is the development of intelligent products. At CES 2017, Schaeffler is showing how visions of automated driving, electrification and networking can be turned into reality. Automobiles are part of the Internet of Things where machines share data with each other to provide better solutions for people.
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