Articles by Longhow Lam

Dataiku with RStudio integration

March 5, 2019 | Longhow Lam

Introduction Some time ago I wrote about the support for R users within Dataiku. The software can really boost the productivity of R users by having: Managed R code environments, Support for publishing of R markdown files and shiny apps … Continue reading →
[Read more...]

Are you leaking h2o? Call plumber!

February 7, 2019 | Longhow Lam

Create a predictive model with the h2o package. H2o is a fantastic open source machine learning platform with many different algorithms. There is Graphical user interface, a Python interface and an R interface. Suppose you want to create a predictive … Continue reading →
[Read more...]

An R Shiny app to recognize flower species

December 17, 2018 | Longhow Lam

Introduction Playing around with PyTorch and R Shiny resulted in a simple Shiny app where the user can upload a flower image, the system will then predict the flower species. Steps that I took Download labeled flower data from the … Continue reading →
[Read more...]

SatRday talks recordings

October 17, 2018 | Longhow Lam

A couple of weeks ago, the first of September we had satRday in Amsterdam (The Netherlands) a fantastic event hosted by GoDataDriven. Now the great talks, including my 10 minute lightning talk on text2vec are online. My talk The satRday … Continue reading →
[Read more...]

Cucumber time, food on a 2D plate / plane

July 27, 2018 | Longhow Lam

Introduction It is 35 degree Celsius out side, we are in the middle of the ‘slow news season’, in many countries also called cucumber time.  A period typified by the appearance of less informative and frivolous news in the media. … Continue reading →
[Read more...]

Amsterdam in an R leaflet nutshell

April 25, 2018 | Longhow Lam

The municipal services of Amsterdam (The Netherlands) is providing open panorama images. See here and here. A camera car has driven around in the city, and now you can download these images. Per neighborhood of Amsterdam  I randomly sampled 20 … Continue reading →
[Read more...]

Is that a BMW or a Peugeot?

April 13, 2018 | Longhow Lam

Introduction My son is 8 years old and he has shown a lot of interest in cars, which is strange because I have zero interest in cars. But he is driving me crazy when we have a car ride: “dad … Continue reading →
[Read more...]

t-sne dimension reduction on Spotify mp3 samples

January 31, 2018 | Longhow Lam

Introduction Not long ago I was reading on t-Distributed Stochastic Neighbor Embedding (t-sne), a very interesting dimension reduction technique, and on Mel frequency cepstrum a sound processing technique. Details of both techniques can be found here and here. Can we combine … Continue reading →
[Read more...]

Dataiku 4.1.0: More support for R users!

November 20, 2017 | Longhow Lam

Introduction Recently, Dataiku 4.1.0 was released, it now offers much more support for R users. But wait a minute, Data-what? I guess some of you do not know Dataiku, so what is Dataiku in the first place? It is a … Continue reading →
[Read more...]

A “poor man’s video analyzer”…

June 16, 2017 | Longhow Lam

Introduction Not so long ago there was a nice dataiku meetup with Pierre Gutierrez talking about transfer learning. RStudio recently released the keras package, an R interface to work with keras for deep learning and transfer learning. Both events inspired … Continue reading →
[Read more...]

Because its Friday… The IKEA Billy index

March 17, 2017 | Longhow Lam

Introduction Because it is Friday, another ‘playful and frivolous‘ data exercise ? IKEA is more than a store, it is a very nice experience to go through. I can drop of my two kids at smàland, have some ‘quality time’ … Continue reading →
[Read more...]
1 2

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)