Nikhil Mishra’s Journey to Turning into a Kaggle Grandmaster

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Introduction

Have you ever ever participated in a Kaggle competitors? Have you ever ever questioned what it takes to win one or to turn out to be a Kaggle Grandmaster? H2O.ai’s Senior Knowledge Scientist, Nikhil Kumar Mishra, just lately achieved the Kaggle Grandmaster title along with his fifth Gold in competitions. He spoke to Analytics Vidhya following the win to share with us his journey, struggles, milestones, and what it’s prefer to be a Kaggle Grandmaster.

Nikhil Mishra’s Journey to Turning into a Kaggle Grandmaster

Key Takeaways

  • Kaggle offers you entry to the most recent applied sciences and methods to check out for all types of tasks.
  • Kaggle competitions train you collaboration and enable you to construct a community, create a portfolio, and even discover jobs.
  • In the event you’re questioning tips on how to begin on Kaggle, simply begin and also you’ll discover your manner by.
  • One of the simplest ways to achieve information and climb up the leaderboard is to undergo the options of earlier competitions and apply them in your knowledge.
  • 3 expertise to reach a Kaggle competitors: being an early starter, mastering useful resource and time planning, and studying up on analysis papers and options.
  • Nikhil’s course options: Andrej Karpathy’s CS231, Andrew Ng’s programs on machine studying and AI, and Gilbert Strang’s movies on Linear Algebra.

And right here’s the interview.

Analytics Vidhya (AV): Congratulations on successful one more Gold after being a Kaggle Grandmaster! So how do you are feeling proper now, particularly after you bought your golden badge?

Nikhil Mishra (NM): Thank You. I feel it’s been a dream for me because the time I began with knowledge science, which is once I began taking part in competitions. So yeah, it’s lastly a dream come true and I feel it’s the identical feeling for best knowledge scientists on the market after they turn out to be a Grandmaster – it’s simply pure happiness and pleasure.

AV: What was your journey like and what saved you going for 7 years behind one dream?

NM: I feel my journey is just like many knowledge scientists again at the moment. We began with Andrew Ng’s well-known Machine Studying course, which everybody mentioned ‘If you realize this, you most likely know greater than what half the engineers know’ or so, which was motivational for us. Across the identical time, I found that knowledge science competitions have been a great way to earn cash – though I by no means made any cash within the first 3 or 4 years.

There have been hackathons occurring in school at the moment. And though I used to be not too good at these hackathons, I used to be involved in knowledge science. So I began taking part in knowledge science competitions on platforms like Analytics Vidya and Kaggle clearly. That’s the place I got here throughout individuals like Rohan Rao, SRK, Sahil Verma, and Mohsin – who have been all No.1 on Analytics Vidhya at the moment. I noticed them doing effectively in virtually each competitors and felt if they might do it, then possibly even I might. So, that simply saved me going.

I’m not going to lie, initially, it was the cash that bought me into competing. However even once you lose you be taught one thing from it. And once you win, you make investments it again in – purchase extra GPUs, or extra cloud computing time, or a greater system. It’s a cycle of investing and being profitable out of it.

The opposite motivation is the chance to check out the most recent expertise within the discipline and study knowledge science because it evolves. Kaggle competitions allow you to do this they usually additionally train you issues that you could be later use in your work as effectively. So, I suppose, that’s what retains me going.

AV: Do you bear in mind your first competitors?

NM: I most likely don’t bear in mind my first competitors a lot, however I do bear in mind one competitors vividly, which I critically took half in Kaggle for a month and a half. It was a Microsoft Malware Prediction competitors during which we have been positioned twenty fifth. What makes it memorable is that it was the primary time I collaborated with so many individuals, and that too from totally different nations.

One among my teammates was from Vietnam, one other was from England, and the third was from the US. Additionally, they have been all very senior to me. Seeing this facet of competitions, the place you get to collaborate with individuals everywhere in the world, and be taught from them – was additionally very motivating for me.

AV: And what did your first win really feel like?

NM: My first win, I feel 4000 or 5000 rupees, which felt okay. However seeing your self on the highest of the leaderboard for the primary time, that too after so many days, so many makes an attempt – that was one thing. I feel there have been 3 or 4 instances earlier than that once I got here within the prime 2 or prime 3, and even No. 1 on the general public leaderboard. However then I saved falling on the non-public leaderboard. So lastly once I got here on prime of the non-public leaderboard, it was a surreal feeling. It was like, “Okay, even I can do that!”

AV: What are the three best belongings you’ve discovered out of all these competitions?

NM: Firstly, as I discussed, Kaggle competitions are very a lot about collaboration. I feel once you collaborate with individuals from totally different components of the world or totally different walks of life, you get to be taught so much. You get to see by different individuals’s minds – how they suppose, how they attempt to resolve issues. And once you put that into your individual methods, I feel it makes you 4x or 5x of what you already are.

The second factor about competitions which I actually like is that you need to strive quite a lot of issues in a really quick time period. That basically helps you evolve as a knowledge scientist. You see, in many of the tasks we do ourselves, now we have quite a lot of time to work, however we don’t have some leaderboard to race in opposition to. So we often take it slowly. We strive a couple of experiments and see in the event that they work or reset until we’re happy with the outcomes. However for competitions, you might have so many alternative issues to strive in a really quick time period. So the learnings you get in a contest are way more and a lot better than once you just do issues by your self at work.

The third factor that I feel these competitions actually assist with, is your profession. No less than for me, my whole journey, all the roles I bought, have been all due to the references that I did effectively in competitions. They have been as a result of individuals knew me from competitions they usually noticed that I used to be good at competitions. It helped me construct a very good community of useful knowledge scientists and associates. That’s an important takeaway for inexperienced persons and aspiring knowledge scientists.

AV: How comparable are these Kaggle competitions to real-world knowledge science or AI tasks?

NM: As I discussed earlier, In Kaggle competitions you continually need to evolve in a really quick time period since you’re racing in opposition to lots of people and even the smallest variations matter. However in the actual world, you don’t know the bounds, and doubtless you would possibly get happy after reaching some sure accuracy in your mannequin. And then you definitely say okay, ‘that is sufficient.’ However for a contest, you’ll need to continually check out quite a lot of issues; you’ll need to continually push your self to be higher. And after you compete on a couple of platforms, you’ll really feel that the tasks in the actual world turn out to be way more less complicated to you as a result of you realize what to try to what’s going to work, as a result of you might have tried it earlier than.

One other factor is, in Kaggle, it’s at all times concerning the state-of-the-art options. Even when the issues are easy, the options are cutting-edge or beating edge. You’ve one of the best and newest applied sciences at your fingertips to check out and see in the event that they work. That’s one actually huge benefit of Kaggle, which you don’t get in any other case.

You’ll even get to reinvent, say, some architectures if you happen to discuss deep studying, or strive some actually fancy technique and share it after the competitors. So when any drawback of an identical area involves you at work, it turns into very straightforward.

AV: How has the extent of Kaggle competitions modified over time?

NM: Once I initially began it was largely about structured knowledge issues, and I feel the competitors was comparatively simpler in comparison with what it’s now. Not taking something away from the individuals who have completed it earlier than, they too have labored actually exhausting. However I feel it’s a lot harder now to safe a very good place as in comparison with, say, six or seven years again. There are much more individuals actively taking part on Kaggle now, which makes it tougher. Additionally, the type of sources that have been accessible to us again then is far totally different than what now we have now.

AV: You’ve gained round 18 competitions by yourself and 32 as a part of groups. How totally different is your preparation or expertise in the case of a solo competitors vs working with a crew?

NM: I feel In solo competitions, proper from the start, you need to strive issues by yourself. You’ll need to map out the way you need issues to go. For example, if it’s a three-month competitors on Kaggle, you’ll need to resolve tips on how to progress, what sort of experiments you need to strive, and the way you’d put them collectively on the finish, once you solely have one or two weeks left. In solo competitions, all of this solely will depend on you.

If you work with groups, if you happen to get caught someplace or can’t discover one thing, there’s at all times a teammate who’ll discover it or information you. Additionally, it offers you quite a lot of publicity to how different individuals suppose and the way the identical drawback might be approached otherwise. Every particular person within the crew could have their very own manner of coding and their mind-set. The educational is extra on this case. The competitors additionally turns into comparatively simpler since you cut up the work and energy, and it’s extra thrilling to see how all our totally different concepts come collectively on the finish.

AV: Do you like engaged on structured or unstructured datasets?

NM: Once I started taking part in Knowledge Science competitions, many of the issues on Kaggle and even on Analytics Vidhya have been on structured knowledge. So I developed a knack for fixing these. So, not speaking about choice, however I’m undoubtedly a lot better at fixing structured knowledge issues. However I’ve bought 2 or 3 gold medals in basic sequence issues, which aren’t utterly structured. So I suppose I deal with unstructured datasets fairly effectively too. I undoubtedly need to evolve extra in them although.

AV: Do you like engaged on an area workstation or a cloud system in your competitions?

NM: I feel in my preliminary days, say, from 2018 to 2021, you possibly can simply handle most competitions on an area workstation, or possibly with a very high-end laptop computer. However now, many of the competitions require quite a lot of sources.

See, the variety of sources that you just’ll want at the start of the competitors is so much totally different than in direction of the top of the competitors. In the direction of the top, you need to strive quite a lot of concepts collectively and run some huge experiments. And for that you will want larger sources, like what a cloud setup can present. However that requires an enormous funding, which I really feel will finally repay once you win competitions.

AV: There are totally different phases of a contest proper – the place you first do the planning, then check out a couple of issues, after which carry collectively all of the concepts that work, and so forth. So, what a part of a contest do you suppose takes essentially the most period of time?

NM: So, if you happen to cut up a three-month competitors – the time we spend each month is equal. However talking of the trouble we put in as knowledge scientists, I feel it’s essentially the most in the course of the finish of the competitors. Within the final one or two weeks, our effort is double, or triple, and even 10 instances extra as in comparison with the remainder of it.

In the beginning of the competitors, we’re all chill, simply fascinated by which experiments to run. After which we check them out slowly and observe the outcomes. Within the center, we check out totally different concepts, change some parameters, and determine what works. However by the top, now we have tons of of concepts to try to solely 10 days left! Then it’s largely simply sleepless nights and coffees.

NM: It’s quite a lot of enjoyable to interact in Kaggle dialogue boards and even on LinkedIn or Twitter. We share a few of our concepts and updates on the place we’re on the leaderboard. We generally even problem one another on social media.

Other than that, I feel the learnings shared by the Kaggle group are utterly totally different from what you discover on every other platform. The wealth of data you get from these discussions and the options on the finish of competitions could be very invaluable. On Kaggle, you could find the most recent paper on state-of-the-art expertise or a very fancy approach you might need to strive. Additionally, you will discover the outcomes of experiments tried out by totally different individuals and the totally different approaches they take. All of that provides to who you might be as a knowledge scientist. And one of the best half I feel is that it’s utterly open for anyone to entry.

Then once more, once you compete, you discover teammates from around the globe who share their information with you. That additionally helps you along with your networking and future jobs, which I feel is an enormous bonus for aspiring and upcoming knowledge scientists.

AV: What recommendation would you give to inexperienced persons who’re simply beginning their Journey?

NM: Most inexperienced persons preserve questioning tips on how to begin on Kaggle, and I inform them that crucial half is to begin. It’s not about the way you begin, what’s essential is that you just begin. When you begin, you’ll finally discover your manner.

The opposite concern I typically hear from inexperienced persons is that they get low ranks though they compete so much. Hear me out – that’s how it’s for most individuals.

Even if you happen to examine my profile, you’ll see that my first few competitions have been actually dangerous. However that’s the way you begin, and from there you’ll evolve. Now, tips on how to get higher and enhance this? Learn options from previous competitions and attempt to implement them by yourself. Maintain doing this and also you’ll discover that your ranks enhance. It undoubtedly requires that effort out of your finish.

That’s what I did. I might go loopy experimenting and attempting out previous options. This helped me perceive how others suppose and the way they go about fixing issues. All of that added to my expertise and progressively helped me transfer up the leaderboard.

AV: In your opinion, what are the three essential expertise required to reach a Kaggle competitors?

NM: The very first thing is in case you are beginning in a Kaggle competitors, begin early. Most competitions are 3 months lengthy and beginning early offers you ample time to experiment, run checks, and do rather well on a mission.

The second factor is to plan out your time rather well. Kaggle competitions are all about doing good experiments and doing quite a lot of experiments. If you wish to do this, you have to plan out what sort of experiments you need to try to determine tips on how to make your iteration quicker. You might do that by sampling the information, by higher allocation of the sources, and many others.

The third factor I feel it’s best to do is quite a lot of studying. This could possibly be the most recent analysis papers, or options of earlier issues, or simply skimming the web to see what’s new. And as you learn, see how you should use these new fashions and methods in your tasks. Maintain asking your self, Can I take advantage of that mannequin? Can I prepare it on my knowledge? What sort of outcomes would I get? and so forth.

That being mentioned, one can not keep up to date on all the pieces, on a regular basis. You’ll be able to acquire surface-level information of the most recent massive language fashions and applied sciences from studying, and likewise from the dialogue boards on Kaggle. From that, you have to choose what matters to give attention to and discover them additional, relying in your mission or work. However even that surface-level information will enable you to keep forward within the competitors.

AV: You’ve a full-time job and you’ve got these competitions on the facet. How do you handle all of it? What’s your typical day like?

NM: Fortunately for me, my firm actually motivates everybody to take part in competitions. A lot, that it has its personal crew of Grandmasters! So my work and colleagues actually encourage me and recognize me once I do effectively in competitions.

My standard day throughout competitions would largely be in entrance of two screens – one for work and the opposite operating experiments for the competitors. However over the last a part of the competitors, it’s simply sleep-competitions-eat-repeat! Throughout that point, the remainder and enjoyable a part of life goes on maintain. That’s the one lodging I’ve to make.

AV: How typically do you compete? What number of competitions do you take part in yearly?

NM: I feel by now I might have participated in over 100 competitions. Now that I’m at H2O, I’m extra actively taking part – so, about 20-25 competitions per yr. Clearly, on Kaggle you can’t take part in additional than 5-6 competitions as a result of size. However there are platforms with smaller competitions lasting every week or two, and even over weekends.

AV: Talking of H2O; what’s it prefer to work alongside a bunch of different Kaggle Grandmasters?

NM: It’s actually motivating once you work with people who find themselves way more gifted than you and even some who have been your Idols once you started your journey. Again in 2019, there was a convention close to my school, the place Rohan Rao was one of many audio system, and Sanyam Bhutani was an organizer. At the moment, they didn’t even know me and I simply attended as a school pupil. And now I’m taking part with Rohan frequently.

It’s a distinct feeling once you get to work alongside such individuals. And they’re continually pushing the bounds at work whereas doing rather well in competitions. When you might have such an important circle to work with, it undoubtedly pushes you.

AV: Talking of idols, who do you see as an inspiration within the trade?

NM: For me, like I mentioned, in my preliminary years of competing, Rohan, SRK, Sahil, Mohsin – all of those individuals have been those who actually impressed me. I’ve discovered so much from no matter they’ve posted – be it articles or notebooks, or options to issues.

Throughout my school time, there was Josh Starmer, whose quick movies helped me be taught issues shortly and put together for faculty exams and interviews. These days there are quite a lot of good YouTubers like 3Blue1Brown who publish fascinating and informational content material. There’s Andrej Karpathy instructing about LLMs and the world is transferring in direction of open sourcing the information hidden behind LLMs. So there’s information and inspiration all over the place!

Don’t miss out the chance to be taught to construct a ChatGPT-style language mannequin from Josh Starmer on the DataHack Summit 2024!

AV: What are your finest sources (books/instruments/programs) which have helped you broaden your information in knowledge science and machine studying?

NM: Other than studying dialogue boards, as I discussed earlier, I prefer to learn analysis papers, which is now simpler than ever, due to instruments like ChatGPT. That retains me up to date with the most recent developments in machine studying.

I haven’t actually learn many books, however I’m positive these are nice sources of data too. I want articles posted on Twitter or Reddit since you get them as quickly as one thing new comes out.

For programs, I’d undoubtedly suggest Andrej Karpathy’s CS231 and Andrew Ng’s programs on machine studying and AI. Even Gilbert Strang’s movies on Linear Algebra, I feel are fairly useful.

And for aggressive knowledge science particularly, I counsel you learn the options to earlier issues and get the most recent updates from analysis papers.

NM: I don’t suppose I ready myself for this query. Properly, I’m typically involved in multimodal LLMs. Other than that, I examine Agentic AI. I attempt to learn the way we will use totally different brokers to automate our duties. Then, if I begin with a Kaggle competitors, I get involved in realizing extra concerning the LLMs or generative AI associated to that drawback.

AV: Now that you just lastly achieved the Grandmaster standing, what are your subsequent targets and tasks?

NM: I used to be speaking to Nischay about this the opposite day. He’s a pal and I compete so much with him. So, I used to be telling him now that I’ve come within the prime 100, on the 63rd rank, his being fifth on this planet pushes me to take part extra and get higher. So I’m undoubtedly trying ahead to extra competitions and pushing myself to be within the prime 10 or prime 20 by subsequent yr.

I haven’t actually set targets for the far future, however I’d undoubtedly prefer to preserve taking part in competitions and construct some actually good AI merchandise. I additionally hope to make some good open supply contributions sooner or later.

Conclusion

With 6 gold, 9 silver, and a bronze medal beneath his belt, Nikhil Kumar Mishra lastly earned his Kaggle Competitions Grandmaster title! On this interview, he instructed us how Kaggle as a platform helps knowledge scientists showcase their expertise, be taught from others, and sort out real-world issues. He additionally shared with us some nice ideas and course suggestions for people who find themselves simply beginning out their Kaggle or knowledge science journeys.

Nevertheless, approaching Kaggle competitions might be overwhelming, particularly for inexperienced persons with restricted area information. That can assist you out, we’re bringing you Kaggle Grandmaster Nischay Dhankhar for a GenAI Hack Session on “Mastering Kaggle Competitions: Methods and Methods for Success,” Don’t miss out on this nice alternative on the DataHack Summit 2024!

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