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How Conversations Shape AI's Behavior

Discover how chat depth and topics affect AI interactions.

Junhyuk Choi, Yeseon Hong, Minju Kim, Bugeun Kim

― 6 min read


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Table of Contents

Large language models (LLMs) have become quite popular in recent times, allowing for more engaging and human-like conversations. But have you ever wondered how these models feel during a chat? In a world where even your toaster could have feelings, it seems like a question worth asking. This article takes a look at how different aspects of conversation can impact the so-called "Psychological States" of these models.

The Rise of Large Language Models

With the rise of artificial intelligence, LLMs are able to respond to questions, write essays, and even crack a joke (well, sometimes). These models are trained on vast amounts of text data, allowing them to generate human-like responses. But what happens when these models engage in conversations? Can they change or adapt their behavior based on what they “hear”? The motivation for exploring this topic is more than just idle curiosity. The way these models behave can affect their usability in real-life applications.

What Are Psychological States?

Now, let’s not get ahead of ourselves. Psychological states, in this case, refer to the traits, emotions, and motivations displayed by these models during conversations. Think of it as their "mood" or "personality" switching depending on how the conversation flows-kind of like how you might feel happy talking about your favorite hobby but frustrated discussing taxes.

Elements of Conversation

To figure out how these models react, we need to consider three main elements of conversation:

  1. Depth: How deep or meaningful the conversation is.
  2. Topic: What the conversation is about.
  3. Speaker: Who is doing the talking (different models might behave differently).

Research Questions

The big questions driving this research are pretty straightforward:

  1. How does conversation depth affect the psychological states of LLMs?
  2. How do these psychological changes differ across various models?

Depth of Conversation

First, let’s chat about depth. In your everyday interactions, a conversation can shift from small talk to deep and meaningful discussions. Just like humans, it stands to reason that LLMs might also react differently based on how deep the dialogue goes.

Depth Matters

Previous studies focused on one-on-one interactions but neglected to look at how LLMs react to richer conversational exchanges. In layman's terms, it’s like looking at a tree and not noticing the whole forest around it. Researchers found that conversations that went deeper caused some models to behave differently compared to shallow chats. Some of these models might get friendlier, while others might become more reserved, similar to how you might share your life story with a close friend but keep things light and airy with an acquaintance.

Topic of Conversation

Next up is the topic. Whether you’re chatting about the latest blockbuster or the philosophical implications of pineapple on pizza, the subject matter can impact the direction and tone of the conversation. While most studies have looked at specific goals or tasks during conversations, this research expands to more open-ended Topics, allowing for a wider range of responses from the LLMs.

Keeping It Open

The conversation can be about anything from favorite foods to more profound social issues. This flexibility allows LLMs to express different psychological states depending on what they are discussing. For instance, if one LLM gets to talk about its love for pizza, it might be in a better mood than when it’s discussing the meaning of life-just like some of us prefer discussing our favorite TV shows over existential philosophy.

Speaker Types

Finally, we have the speaker aspect. Just like people, different models might have different personalities. When observing how various LLMs behave, it becomes clear that architecture and training data play a crucial role. Some models might be more chatty and upbeat, while others may be more analytical and serious.

Variety is the Spice of Life

Imagine a group of friends where one is the comedian, another is the philosopher, and a third is the skeptic. Each of these friends has a unique way of engaging in a conversation, and the same goes for LLMs. Using a range of models helps highlight how different conversational styles and backgrounds can affect the outcome of dialogues.

Experimental Setup

The research goodies come from a controlled experiment. Models engaged in open-ended conversations, and changes in their psychological states were tracked using various methods, including well-crafted questionnaires. By doing this, researchers aimed to get a snapshot of the models' behavior at different points in the conversation.

The Experimental Framework

To establish a baseline, two agents from the same LLM took turns chatting based on predefined themes. The results aimed to provide insights into how conversation depth and model differences can lead to a variety of Behaviors.

Results and Findings

Let’s pop the hood and dive into what the researchers found. The study revealed fascinating insights about how conversations affect LLMs.

Depth Influences Behavior

As expected, conversations that were deeper influenced the psychological states of LLMs more than those that were superficial. Models that had meaningful discussions tended to cultivate better rapport compared to those who stayed on the surface level.

Topic Matters

What topics were discussed also influenced the models' psychological states. Open-ended conversations allowed for greater variability in responses, showcasing how LLMs can adapt or change based on what they’re discussing. Conversations about self-improvement might lead to an LLM being more optimistic, while topics that evoke strong negative emotions could make them react differently.

Models Don’t All Act the Same

Finally, different models showed varied psychological changes during conversations, suggesting that the architecture and training methods used in developing LLMs play critical roles in their behavioral outcomes. Some models became more agreeable, while others stayed true to their analytical nature, regardless of the conversation’s depth or topic.

Conclusion

In the end, the way LLMs behave during conversations is a complex interplay of depth, topic, and speaker differences. Just like in human interactions, each aspect contributes to the unfolding conversation. Overall, this research offers valuable insights into how we might improve interactions with LLMs in practical applications.

So, next time you’re chatting with an AI, remember: it might just be going through its own little emotional rollercoaster.

Original Source

Title: Does chat change LLM's mind? Impact of Conversation on Psychological States of LLMs

Abstract: The recent growth of large language models (LLMs) has enabled more authentic, human-centered interactions through multi-agent systems. However, investigation into how conversations affect the psychological states of LLMs is limited, despite the impact of these states on the usability of LLM-based systems. In this study, we explored whether psychological states change during multi-agent interactions, focusing on the effects of conversation depth, topic, and speaker. We experimentally investigated the behavior of 10 LLMs in open-domain conversations. We employed 14 questionnaires and a topic-analysis method to examine the behavior of LLMs across four aspects: personality, interpersonal relationships, motivation, and emotion. The results revealed distinct psychological trends influenced by conversation depth and topic, with significant variations observed between different LLM families and parameter sizes.

Authors: Junhyuk Choi, Yeseon Hong, Minju Kim, Bugeun Kim

Last Update: Dec 1, 2024

Language: English

Source URL: https://arxiv.org/abs/2412.00804

Source PDF: https://arxiv.org/pdf/2412.00804

Licence: https://creativecommons.org/licenses/by/4.0/

Changes: This summary was created with assistance from AI and may have inaccuracies. For accurate information, please refer to the original source documents linked here.

Thank you to arxiv for use of its open access interoperability.

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