Satish Shankar

@mailshanx

I develop machine learning and AI systems for quantitative trading in the capital markets.

Singapore
sg.linkedin.com/in/mailshanx
Joined August 2011
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  1. Retweeted
    19 hours ago

    A friend today recounted how his email got hacked, and from there his bank account drained and his credit cards used across the US. Do yourself a favor now: Turn on 2-factor authentication on every online service you use and adopt a password manager (I use 1password)

    11 replies 102 retweets 228 likes
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  2. Retweeted
    16 hours ago
    Replying to

    Someone posted your tweets on Reddit, in a more readable way.

    1 retweet 4 likes
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  3. Retweeted
    Jul 17

    Siri, show me a tech job advert that's built entirely of red flags.

    202 replies 977 retweets 2,151 likes
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  4. Retweeted
    Jul 15

    These two messages commit the mortal sin of classic cryptography: key reuse. Come hear from and me how we decrypted them after almost 70 years and the story behind them at in NYC.

    7 replies 70 retweets 252 likes
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  5. Retweeted
    Jul 12

    and just to be clear, i am okay. i am sharing this because writing is how I process and get through trauma. i am not going to let that bastard ruin my day or my weekend or my life. but THIS is what is happening every single day. to men. women. CHILDREN.

    1,426 replies 6,332 retweets 45,888 likes
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  6. Retweeted
    Jun 11

    I wrote a post on how you can make your Python NLP module 50-100 times faster! Bonus: a Jupyter notebook with examples processing over 80 millions words per sec… Spoiler: use spaCy's internals and a bit of Cython magic Hat tips

    6 replies 160 retweets 524 likes
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  7. Retweeted
    Jun 4

    A great into to pipelines! Learning this is one of my mini-projects. Gives you superpowers when working with structured data and is a very nice way to reason about calculations in general. Did you know sklearn had FunctionTransformer and Imputer? 👌🙂

    8 retweets 56 likes
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  8. Retweeted
    May 22

    ⚡️ “Tensorflow eager execution in 12 tweets”

    5 replies 156 retweets 389 likes
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  9. Retweeted
    May 21

    Complete Guide to Parameter Tuning in XGBoost

    1 reply 72 retweets 304 likes
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  10. Retweeted
    May 15

    There's a multi century history to this terrific trick. Sadly the approach is under utilized and appreciated today Thanks for the great thread

    A math trick I like a lot is the approach to taking derivatives using hyperreal numbers. Thread:
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    2 replies 22 retweets 131 likes
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  11. Retweeted
    May 14

    A quick thread on two of my favorite theory hacks for machine learning research

    4 replies 276 retweets 957 likes
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  12. Retweeted
    May 8

    Old Status Symbols: - Luxury goods - Position of authority - Busy-ness - Endorsed by establishment New Status Symbols: - Fitness - Position of influence - Flexible schedule - Creative Output - Self-actualization - Independent + Anti-fragile

    157 replies 4,249 retweets 12,568 likes
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  13. May 3

    Love 's work on building dev tools for data science. Burrito was especially promising, i wish it were a paid tool or an open source project!

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  14. Retweeted
    May 1

    Collusion: How Central Bankers Rigged the World. Out today! So excited to share this book with you. After thousands of miles, several years spent and countless interviews around the world - its available now! You can find it here:

    , and
    52 replies 335 retweets 634 likes
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  15. Retweeted
    Apr 28

    This post is awesome! - I originally had to learn these bits of PyTorch by disecting example code (a bit tedious). This tutorial lays it out quite nicely.

    1 reply 92 retweets 388 likes
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  16. Retweeted
    Apr 27

    The end of an era. reflects on retirement.

    4 replies 2 retweets 20 likes
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  17. Apr 27

    Fantastic PoC by , implementing secure MPC as a TensorFlow ops:

    1 like
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  18. Retweeted
    Apr 25

    Happy to announce our QANet models, #1 on question answering dataset (SQuAD). 3 ideas: deep & fast arch (130+ layers), data augmentation, transfer learning. Joint work /w , Quoc Le, et al. See our paper

    3 replies 122 retweets 395 likes
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  19. Retweeted
    Apr 19

    “Palantir’s algorithm alerted the insider threat team when an employee started badging into work later than usual, a sign of potential disgruntlement. That would trigger further scrutiny & possibly physical surveillance after hours by security personnel”

    9 replies 328 retweets 309 likes
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  20. Retweeted
    Apr 19

    If you're looking for no-nonsense Tensorflow boilerplate, this is a good example XOR implementation.

    10 retweets 52 likes
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