Alex Held

Data Scientist @derspiegel. Data Analysis & Viz. Machine Learning. Mixed Method Research. Open Data. Open Source. Citizen Science. #rstats & #python

[Alex Held @helloheld]

Time lapse of all runners from last weekend's @HaspaMarathonHH. #datensport #rstats #dataviz

[Towards Data Science @TDataScience]

Could open source models be the key to affordable and efficient news recommendations? @helloheld's article explores that while LLMs have strong predictive power, they come with high costs and slow speeds.

#LLM

https://t.co/CXNYkugBhW

[Towards Data Science @TDataScience]

Optimizing recommendation engines is no easy feat. With costs high and response times slow, LLMs face scalability challenges in news platforms. However, refining prompts and using additional user data could unlock significant improvements. Read @helloheld's latest article now.

#LLM

https://t.co/t7poHdeTM5

[Towards Data Science @TDataScience]

What's the best way to evaluate news recommendations systems? @helloheld walks us through a mixed-methods approach he's leveraged in his work @derspiegel.

https://t.co/oNmCHHIQk1

[Towards Data Science @TDataScience]

Combining reader feedback from surveys with behavioral click data, @helloheld presents a mixed-methods approach to evaluate the performance of news recommendation systems. https://t.co/oNmCHHIQk1

[Randy Olson @randal_olson]

The most common 4-digit PINs from an analysis of 3.4 million leaked PINs.

#dataviz source: https://t.co/x5Da5mTFtq

[Amy Goodchild @amygoodchild]

stream of consciousness

[Arnaud Pfeffer @arnaudpfef]

Gradient pattern drawing

[Daniel Lever @_danlever]

Day 5 — In the style of Vera Molnár (1924-2023).

#genuary #genuary2024 #genuary5 #creativecoding #generativeart #javascript #shaders

[Alex Held @helloheld]

@h_i_g_s_c_h Embeddings come from OpenAI. Dimensionality reduction and clustering done internally by Nomic.

[Alex Held @helloheld]

I just published A Digital Map of DER SPIEGEL’s 2023 Journalism https://t.co/LHPLaTizh1

[Alex Held @helloheld]

@MartinHulin I'll put it on top of my list. Stumbled upon it now and then, guess it's time. Thanks

[Alex Held @helloheld]

I just published Using OpenAI and Machine Learning to Discover News Topic Preferences https://t.co/OenB0wBdiZ

[Alex Held @helloheld]

https://t.co/MZ8nDdC8xA

[David Umemoto @DavidUmemoto]

Concrete will stand the test of time, hopefully

[Alex Held @helloheld]

https://t.co/uoPuZqXuXV

[Matt DesLauriers @mattdesl]

It's been a while since I've tested Midjourney. The outputs these days are pretty impressive.

abstract—

[Alex Held @helloheld]

https://t.co/A24RYauIaT

[Licia He @Licia_He]

I haven’t plotted any watercolor piece since my relocation earlier this year. Finally got everything up and running yesterday!

#plottertwitter

[nftartcards.eth @nftartcards]

Fields #748 by @erikswahn @verse_works

[terence @researchremora]

13,129km. No limits.* The Bundesautobahn.

Requested, inspired, and made possible by @_ansgar.
Tried to make the lines into illuminated neon tubes but I misspelled radius and woke up to an error. 😠

* Length as of 2021. Also mostly no limits.

#dataviz #rstats