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Vincent Granville's Blog – August 2018 Archive (11)

Curious Mathematical Problem

Let us consider the following equation:

Prove that

  • x = log(Pi) = 1.14472988584... is a very good approximation of a solution, up to 10 digits.
  • Using high…
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Added by Vincent Granville on August 30, 2018 at 11:00pm — 1 Comment

Career Transition Towards Data Analytics & Science

Here is Rafael Knuth's story.

In 1992, I entered the job market and landed a job as an advertising copywriter for McDonald’s. I was tasked with ideating radio, TV and print advertisements to curb burger, fries and soft drink sales. The internet did not exist in the public domain back then, and my first laptop was actually a mechanical type writer. Around 2000, I became a freelance…

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Added by Vincent Granville on August 30, 2018 at 5:00pm — No Comments

Great Saturday Reading

Here is our selection of recently featured articles and resources:

Featured Resources and Technical Contributions 

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Added by Vincent Granville on August 25, 2018 at 6:45pm — No Comments

Statistical Tests  -  When to use Which ?

For a person being from a non-statistical background the most confusing aspect of statistics, are always the fundamental statistical tests, and when to use which. This blog post is an attempt to mark out the difference between the most common tests, the use of null value hypothesis in these tests and outlining the conditions under which a particular test should be used.

Null Hypothesis and Testing

Before we venture on the difference between different tests, we…

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Added by Vincent Granville on August 22, 2018 at 11:00am — No Comments

Learning to Code AI and Machine Learning

I have been involved in teaching Data Science for a few years now (Oxford University - Data Science for Internet of Things and also online). Over the years, I have tried to improve my teaching .. and adopt ideas from other domains into my teaching

One such technique is Deliberate practice a technique which probably originated in the former Soviet Union to train world class athletes. Deliberate practise is also used in learning complex skills like playing the violin – which require…

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Added by Vincent Granville on August 21, 2018 at 5:01pm — No Comments

Great Saturday Reading

Here is our selection of featured articles and resources posted recently:

Resources

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Added by Vincent Granville on August 18, 2018 at 8:52pm — No Comments

Combining CNNs and RNNs – Crazy or Genius?

Summary: There are some interesting use cases where combining CNNs and RNN/LSTMs seems to make sense and a number of researchers pursuing this.  However, the latest trends in CNNs may make this obsolete.

There are things that just don’t seem to go together.  Take oil and water for instance.  Both valuable, but try putting them together? 

That was my reaction when I first came across the idea of combining CNNs (convolutional neural…

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Added by Vincent Granville on August 15, 2018 at 3:00pm — No Comments

Great Sunday Reading

Here is our selection of featured articles posted in the last few days:

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Added by Vincent Granville on August 12, 2018 at 7:30am — No Comments

How to Stay up-to-date with your AI and ML Knowledge

Andrew Ng is a great fan of reading research papers as a long term investment in your own study (On Life, Creativity, And Failure about Andrew Ng). Anyone who has worked in our field (AI, Machine Learning) can attest to that. AI is a complex and a rapidly evolving field. It’s a challenge to stay up to date with the latest technical details.

Based on my experience, in this post, I discuss how you can stay up to date by learning from the community. From a personal perspective, I work in…

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Added by Vincent Granville on August 9, 2018 at 12:22pm — No Comments

From Strategy to Implementation – Planning an AI-First Company

Summary:  Our recent series of articles on AI strategies shows the options available for the strategic direction of your AI-first company.  Here are some thoughts on moving from strategy to implementation, including some useful tools to help in planning.

Hope you’ve…

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Added by Vincent Granville on August 7, 2018 at 8:00pm — No Comments

22 Differences Between Junior and Senior Data Scientists

What do experienced data scientists know that beginner data scientists don't know? Here is a quick overview.

  1. Automating tasks. Writing code that writes code.
  2. Outsourcing tasks to junior members or to consultants.
  3. Managing people, hiring the right people, managing managers who report to you.
  4. Training colleagues who might not be tech-savvy. Be an adviser for senior managers.
  5. Identifying the right tools and assessing the benefits and minuses of…
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Added by Vincent Granville on August 6, 2018 at 7:00am — No Comments

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