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Author: torontoai

[D] Do you benchmark or track snapshots of model runs?

I’m doing research on deploying ML to production and am wondering how many of you benchmark your existing models before putting it into production? How extensive is your testing and do you run AB testing in production to validate that your new model is better than the existing one?

Another related question – do you take snapshots of everything that goes in and out of your models to eventually use it for troubleshooting models? How often do models have performance issues any way?

Cheers

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The Buck Starts Here: NVIDIA’s Ian Buck on What’s Next for the AI Revolution

AI is still young, but software is available to help even relatively unsophisticated users harness it.

That’s according to Ian Buck, general manager of NVIDIA’s accelerated computing group, who shared his views in our latest AI Podcast.

Buck, who helped lay the foundation for GPU computing as a Stanford doctoral candidate, will deliver the keynote address at GTC DC on Nov. 5. His talk will give an audience inside the Beltway a software-flavored update on the status and outlook of AI.

Like the tech industry, the U.S. government is embracing deep learning. “A few years ago, there was still some skepticism, but today that’s not the case,” said Buck.

Federal planners have “gotten the message for sure. You can see from the executive orders coming out and the work of the Office of Science and Technology Policy that they are putting out mandates and putting money into budgets — it’s great to see that literally billions of dollars are being invested,” he said.

The next steps will include nurturing a wide variety of AI projects to come.

“We have the mandate and budget, now we have to help all the agencies and parts of the government down to state and local levels help take advantage of this disruptive technology in areas like predictive maintenance, traffic congestion, power-grid management and disaster relief,” Buck said.

From Computer Vision to Tougher Challenges

On the commercial horizon, users already deeply engaged in AI are moving from work in computer vision to tougher challenges in natural language processing. The neural network models needed to understand human speech can be hundreds of thousands of times larger than the early models used, for example, to identify breeds of cats in the seminal 2012 ImageNet contest.

“Conversational AI represents a new level of complexity and a new level of opportunity with new use cases,” Buck said.

AI is definitely hard, he said. The good news is that companies like NVIDIA are bundling 80 percent of the software modules users need to get started into packages tailored for specific markets such as Clara for healthcare or Metropolis for smart cities.

Unleashing GPUs

Software is a field close to Ian Buck’s heart. As part of his PhD work, he developed the Brook language to harness the power of GPUs for parallel computing. His efforts evolved into CUDA, GPU programming tools at the foundation of offerings such as Clara, Metropolis and NVIDIA DRIVE software for automated vehicles.

Users “can program down at the CUDA level” or at the higher level of frameworks such as Pytorch and TensorFlow, “or go up the stack to work with our vertical market solutions,” Buck said.

It’s a journey that’s just getting started.

“AI will be pervasive all the way down to the doorbell and thermostat. NVIDIA’s mission is to help enable that future,” Buck said.

To hear our full conversation with Buck and other AI luminaries, tune into our AI Podcast wherever you download your podcasts.

(You can see Buck’s keynote live by attending GTC DC. Use the promotional code GMPOD for a 20 percent discount.) 

Help Make the AI Podcast Better

Have a few minutes to spare? Fill out this short listener survey. Your answers will help us make a better podcast.

How to Tune in to the AI Podcast

Get the AI Podcast through iTunes, Castbox, DoggCatcher, Overcast, PlayerFM, Pocket Casts, Podbay, PodBean, PodCruncher, PodKicker, Soundcloud, Stitcher and TuneIn. Your favorite not listed here? Email us at aipodcast [at] nvidia [dot] com.

The post The Buck Starts Here: NVIDIA’s Ian Buck on What’s Next for the AI Revolution appeared first on The Official NVIDIA Blog.

[D] Fantasy Football team selector questions

Hi, i’m new to machine learning but have been keen to get into it for a while. I want to create a program which ultimately will use player data to predict a high scoring fantasy football team each week. My player data will include statistics such as:

– Position, team etc

– Scores from previous weeks (as well as total and average score)

– Fixture difficulty of the upcoming game

– Player price

I have been doing some research on ML algorithms and linear regression seems to be the right one to use but I wanted to ask for some advice on the different algorithms and how to approach this project.

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[D] Uncertainty Quantification in Deep Learning

This article summarizes a few classical papers about measuring uncertainty in deep neural networks.

It’s an overview article, but I felt the quality of the article is much higher than the typical “getting started with ML” kind of medium blog posts, so people might appreciate it on this forum.

https://www.inovex.de/blog/uncertainty-quantification-deep-learning/

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[D] How to find startups who are focused on a particular area of machine learning, ie ‘NLP for information retrieval’ ?

I am looking to join a startup whose needs overlap in a particular area (in my case, NLP for information retrieval).

I am not sure if applying on LinkedIn is the way to go, it seems mostly for mid and bigger sized companies, or startups which are more in a rapidly expanding phase, which I wouldn’t mind.

I am in the Silicon Valley bay area, which has a ton of startups. I am looking to see if any of their needs align with my focus, so that even if they haven’t explicitly posted a job posting, I would still be able to send my portfolio for them to checkout and see if they could use a person like me.

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[D] Right way to build a chatbot engine with Rasa

After some days digging into the Rasa tool and examples, I’m curious about how to do common engineering practice work on it. My questions are like:

  1. version control, what to control and how.
  2. how to organize stories and domains, if there’re multiple scenarios.
  3. how people collaborate on it

If you have ideas or experience working with Rasa, would you like share some here?

Thanks, 🙂

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[P] Cortex v0.9: An open source alternative to SageMaker

[P] Cortex v0.9: An open source alternative to SageMaker

https://github.com/cortexlabs/cortex

https://i.redd.it/oyi8y6jv8zs31.gif

New features

  • Add Cortex Python client #488
  • Add Cortex support CLI command #491
  • Add configure –print CLI command

Bug fixes:

  • Prevent load balancer from timing out requests #490
  • Remove unnecessary lock in operator init
  • Silence stale API saved status not found errors
  • Remove availability zone configuration
  • Show correct URL upon failed HTTP request from CLI #504

Examples

  • Shorten gpt-2 model output length

Misc

  • Validate access to cortex bucket on deploy #511
  • Remove cortex namespace configuration option

submitted by /u/KindaKnowKarate
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The AWS DeepRacer League and countdown to the re:Invent Championship Cup 2019

The AWS DeepRacer League is the world’s first autonomous racing league, open to anyone. Announced at re:Invent 2018, it puts machine learning in the hands of every developer in a fun and exciting way. Throughout 2019, developers of all skill levels have competed in the League at 21 Amazon events globally, including Amazon re:MARS and select AWS Summits, and put their skills to the test in the League’s virtual circuit via the AWS DeepRacer console. The League concludes at re:Invent 2019. Log in today and start racing—time is running out to win an expenses paid trip to re:Invent!

The final AWS Summit race in Toronto

In the eight months since the League kicked off in Santa Clara, the League has visited 17 countries, with thousands of developers completing over 13,000 laps and 165 miles of track. Each city has crowned its champion, and we will see each of them at re:Invent 2019!

On October 3, 2019, the 21st and final AWS DeepRacer Summit race took place in Toronto, Canada. The event concluded in-person racing for the AWS DeepRacer League, and not one, but four expenses paid trips were up for grabs.

First was the crowning of our Toronto champion Mohammad Al Ansari, with a winning time of 7.85 seconds, just 0.4 seconds away from beating the current world record of 7.44 seconds. Mohammad came to the AWS Summit with his colleague from Myplanet, where they took part in an AWS-led workshop for AWS DeepRacer to learn more about machine learning. They then made connections with AWS DeepRacer communities and received support from AWS DeepRacer enthusiasts such as Lyndon Leggate, a recently announced AWS ML Hero.

The re:Invent line up is shaping up

Once the racing concluded, it was time to tally up the scores for the overall competition and name the top three overall Summit participants. Foreign Exchange IT specialist Ray Goh traveled from Singapore to compete in his fourth race in his quest to top the overall leaderboard. Ray previously attended the Singapore, Hong Kong, and re:Mars races, and has steadily improved his models all year. He closed out the season with his fastest time of 8.15 seconds at the Toronto race. The other two spots went to ryan@ACloudGuru and Raycha@Kakao, who have also secured their place in the knockouts at re:Invent along with the 21 Summit Champions.

It could be you that lifts the Championship Cup

The Championship Cup at re:Invent is sure to be filled with fun and surprises, so watch this space for more information. There is still time for developers of all skill levels to advance to the knockouts. Compete now in the final AWS DeepRacer League Virtual Circuit, and it could be you who is the Champion of the 2019 AWS DeepRacer League!

 


About the Author

Alexandra Bush is a Senior Product Marketing Manager for AWS AI. She is passionate about how technology impacts the world around us and enjoys being able to help make it accessible to all. Out of the office she loves to run, travel and stay active in the outdoors with family and friends.