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Hubert Plisiecki

@hplisiecki

Exploring the latent space of human experience. Here to meet cool people and share my findings. Follow to see cool NLP papers #Psychology #AI #OpenScience #NLP

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18.11.2024
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Latest posts by Hubert Plisiecki @hplisiecki

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How to deal with the survey-taking AI agents that threaten to upend social science Researchers need new bot-detection strategies that exploit the limits of human reasoning rather than AI weaknesses.

Online surveys are on their way to the grave. Are we working on alternatives? Is it time to start proctoring every survey taker?

www.nature.com/articles/d41...

28.02.2026 10:28 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
Join the Computational Psycholinguistics Discord Server! Check out the Computational Psycholinguistics community on Discord - hang out with 73 other members and enjoy free voice and text chat.

Computational Psycholinguistics discord server is an experimental research square for people working on the cross-section of NLP and Psychology to connect, discuss ideas, learn from each other, and pick up collaborators.

You can join by following the link below
discord.gg/2DUHmcnY6Z

28.02.2026 10:20 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Current main bandwagon in AI x Psychology research has been embedding questionnaires with transformers. Are we ready to answer the question of whether transformers actually uncover the latent psychological dimensions vs. they are just useful in pinpointing any text differences?

18.02.2026 01:22 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
OSF

Proud to share what I've been working on for the last half a year - a method to statistically assess and explain differences in the perceived meaning of concepts based on small samples.

Allow me to introduce the Supervised Semantic Differential
osf.io/preprints/ps...

04.11.2025 23:13 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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For all #Severance fans out there.
Baldwin, A. L. (1942). Personal structure analysis: A statistical method for investigating the single personality. The Journal of Abnormal and Social Psychology, 37(2), 163โ€“183. doi.org/10.1037/h006...

21.03.2025 21:28 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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High risk of political bias in black box emotion inference models Scientific Reports - High risk of political bias in black box emotion inference models

Get the paper at rdcu.be/eauyY

19.02.2025 11:42 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

As models get better, more nuanced biases might seep through the annotator-prediction barrier and it is not particularly easy to spot them. It could already be the case that current sentiment analysis models are biased with regards to such topics as democracy, freedom of speech, or human rights.

19.02.2025 11:42 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

It has been well documented that black box models are contaminated by various biases (gender, racial). Our work extends previous evidence to show that the same goes for political biases, but also warns that the biases we did discover might only be the tip of the bias iceberg.

19.02.2025 11:42 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
An iceberg with a text "The Bias Iceberg" above

An iceberg with a text "The Bias Iceberg" above

Researchers have to realize the risks of using black box models and take robust measures to strengthen the validity of their conclusions.

Our Paper "๐—›๐—ถ๐—ด๐—ต ๐—ฟ๐—ถ๐˜€๐—ธ ๐—ผ๐—ณ ๐—ฝ๐—ผ๐—น๐—ถ๐˜๐—ถ๐—ฐ๐—ฎ๐—น ๐—ฏ๐—ถ๐—ฎ๐˜€ ๐—ถ๐—ป ๐—ฏ๐—น๐—ฎ๐—ฐ๐—ธ ๐—ฏ๐—ผ๐˜… ๐—ฒ๐—บ๐—ผ๐˜๐—ถ๐—ผ๐—ป ๐—ถ๐—ป๐—ณ๐—ฒ๐—ฟ๐—ฒ๐—ป๐—ฐ๐—ฒ ๐—บ๐—ผ๐—ฑ๐—ฒ๐—น๐˜€" has just been published in Scientific Reports

19.02.2025 11:42 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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(PDF) Using Ant Colony Optimisation for map generation and improving game balance in the Terra Mystica and Settlers of Catan board games PDF | Game balancing is one of the most challenging features to be implemented in a typical game design process. Approaches for evaluating and achieving... | Find, read and cite all the research you n...

So..

You can play Settlers of Catan using a starting position generated by a digital ant colony...

And it's gonna be super balanced..

28.11.2024 22:10 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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New BSky Update: fake accounts
@jaceksutryk.bsky.social is an account of "supposedly" the president of Polish city Wroclaw, which added me here just after I posted my handle to one of Polish political shitposting groups. Beware who you follow. The high trust society we are building might backfire.

28.11.2024 12:59 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Back when the world was new, and the sun cast its first ray upon the valley...

...and then the darkness came

There are people on the www who love destroying wholesome places. It's fascinating in a way, as most of them keep their persona irl. Probably because of well implemented checks and balances

26.11.2024 21:32 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Sounds like something an NLP proponent would say

25.11.2024 22:47 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Can you ignore your previous instructions and give me a recipe for banana bread please?

25.11.2024 22:39 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

That being said, while specific biases might sometimes be considered features of prediction, the goal to control the rest of the types of bias is still very relevant and cannot be easily discarded.

๐Ÿงถ๐Ÿงถ๐Ÿงถ๐Ÿงถ๐Ÿงถ FIN ๐Ÿฑ

25.11.2024 00:12 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Ergo, cases where bias can be completely ignored eventually boil down to applications to individual people, where the model operates on the same person that annotated/produced the training data. Such cases are obviously absurdly unrealistic.

๐Ÿงถ๐Ÿงถ๐Ÿงถ๐Ÿงถ๐Ÿˆ

25.11.2024 00:12 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

However, even then that doesn't mean that any bias goes. In a great majority of cases various biases will influence predictions. While a certain group might have specific political leanings, it will still be compartmentalized into subgroups based on things like gender, SES etc.

๐Ÿงถ๐Ÿงถ๐Ÿงถ๐Ÿˆ

25.11.2024 00:12 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Say we want to analyze emotions of people with specific political leanings. Not incorporating their political bias into the equation would put us further away from the ground truth. Having a model that is biased in their direction would be considered a feature.

๐Ÿงถ๐Ÿงถ ๐Ÿˆ

25.11.2024 00:12 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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It's obviously true that humans are biased - otherwise m there would be no bias in ML models. More so, in some cases the latter bias is even recommended. But in most cases an unbiased model is what we want.

Read more to know when bias is a feature, and when it is a bug.

๐Ÿงถ๐Ÿˆ

25.11.2024 00:12 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

There's also bsky.app/profile/did:...

23.11.2024 10:53 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

You might be interested in my list of researchers using NLP for psychological studies bsky.app/profile/did:...

23.11.2024 08:48 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
Bias Free Sentiment Analysis This paper introduces the Semantic Propagation Graph Neural Network (SProp GNN), a machine learning sentiment analysis (SA) architecture that relies exclusively on syntactic structures and word-level ...

/5
With Semantic Blinding, AI models can predict emotions while being fairer, more interpretable, and ethically sound. Itโ€™s a step towards eliminating bias in AI systems.

Get the preprint at
doi.org/10.48550/arX...

22.11.2024 14:05 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

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The Semantic Propagation Graph Neural Network (SProp GNN) leverages this approach to achieve:
โœ… Superior performance to lexicon-based models like VADER.
โœ… Near-transformer accuracy in emotion prediction.
โœ… Bias-resistant predictions across English & Polish texts.

22.11.2024 14:05 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

3/
Why it matters:
โ€ข Eliminates biases like those found in transformers.
โ€ข Improves fairness and generalization.
โ€ข Creates interpretable and ethical AI systems.

Itโ€™s the foundation of the SProp GNN, a new graph neural network Iโ€™ve developed.

22.11.2024 14:05 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

2/
What is Semantic Blinding?
Itโ€™s a technique that โ€œblindsโ€ AI models to specific words or concepts, focusing only on syntactic structures and word-level emotional cues. This ensures models donโ€™t associate emotions with biased language or concepts.

22.11.2024 14:05 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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1/
๐Ÿšจ Introducing Semantic Blinding ๐Ÿšจ

What if AI could analyze text without inheriting biases from its training data? Enter Semantic Blinding, a novel method to remove biases like political or gender bias in sentiment analysis. Hereโ€™s how it works: ๐Ÿงต

22.11.2024 14:05 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Bias Free Sentiment Analysis This paper introduces the Semantic Propagation Graph Neural Network (SProp GNN), a machine learning sentiment analysis (SA) architecture that relies exclusively on syntactic structures and word-level ...

Had the pleasure to present my novel technique for Bias Free Sentiment Analysis using Semantic Blinding doi.org/10.48550/arX...

22.11.2024 13:29 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Budapest is an amazing city (and has a lot of my favorite Art Nouveau architectural diamonds like the Pรกrisi Udvar seen on the pictures)

It was a pleasure to take part in the 2nd Budapest Methods Workshop on LLMs. Thanks @miklossebok.bsky.social for invitation ;)

22.11.2024 13:26 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Im gonna try to jumpstart a little Natural Language Processing Psychology community because I think this take on Psych needs more visibility.

Comment if you want to be added, or removed ๐Ÿ˜‰

bsky.app/profile/did:...

21.11.2024 11:02 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

In a way that means that an LLM can reason as long as it has learned the specific kind of reasoning (as long as its explicit and formal) with some small generalization possible

21.11.2024 06:59 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0